Merge with MariaDB 5.1

165 files changed, 2198 insertions, 861 deletions

diff --git a/sql/CMakeLists.txt b/sql/CMakeLists.txt
index 03211b1b18e..e281b187149 100755
--- a/sql/CMakeLists.txt
+++ b/sql/CMakeLists.txt
@@ -1,4 +1,4 @@
-# Copyright (C) 2006 MySQL AB
+# Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 # 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/sql/Makefile.am b/sql/Makefile.am
index bfd136b978f..181924e9cec 100644
--- a/sql/Makefile.am
+++ b/sql/Makefile.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2000-2006 MySQL AB
+# Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 # 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -11,7 +11,7 @@
 # 
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 
 #called from the top level Makefile
 
diff --git a/sql/authors.h b/sql/authors.h
index bab319e3dcb..3925696d640 100644
--- a/sql/authors.h
+++ b/sql/authors.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* Structure of the name list */
 
diff --git a/sql/client_settings.h b/sql/client_settings.h
index 850903a24e5..a76955cd0f7 100644
--- a/sql/client_settings.h
+++ b/sql/client_settings.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2003 MySQL AB
+/*
+   Copyright (c) 2003, 2006 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
    
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
    
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #include <thr_alarm.h>
diff --git a/sql/debug_sync.cc b/sql/debug_sync.cc
index c9c580c6442..74f6256df25 100644
--- a/sql/debug_sync.cc
+++ b/sql/debug_sync.cc
@@ -1,4 +1,4 @@
-/* Copyright (C) 2008 MySQL AB, 2008 - 2009 Sun Microsystems, Inc.
+/* Copyright (c) 2009, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +11,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 /**
   == Debug Sync Facility ==
diff --git a/sql/debug_sync.h b/sql/debug_sync.h
index 9ac7da39d4d..5cd838ec359 100644
--- a/sql/debug_sync.h
+++ b/sql/debug_sync.h
@@ -1,7 +1,7 @@
 #ifndef DEBUG_SYNC_INCLUDED
 #define DEBUG_SYNC_INCLUDED
 
-/* Copyright (C) 2008 Sun Microsystems, Inc.
+/* Copyright (c) 2009, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -14,7 +14,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 /**
   @file
diff --git a/sql/derror.cc b/sql/derror.cc
index fd9cb02095f..9f05c95157b 100644
--- a/sql/derror.cc
+++ b/sql/derror.cc
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2005 MySQL AB
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
    Copyright (C) 2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
@@ -12,8 +12,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 /**
   @file
@@ -142,7 +141,6 @@ static bool read_texts(const char *file_name,const char ***point,
   char name[FN_REFLEN];
   uchar *buff;
   uchar head[32],*pos;
-  const char *errmsg;
   DBUG_ENTER("read_texts");
 
   *point= 0;
@@ -214,20 +212,10 @@ Error message file '%s' had only %d error messages, but it should contain at lea
   DBUG_RETURN(0);
 
 err:
-  switch (funktpos) {
-  case 3:
-    errmsg= "Not enough memory for messagefile '%s'";
-    break;
-  case 2:
-    errmsg= "Incompatible header in messagefile '%s'. Probably from another version of MariaDB";
-  case 1:
-    errmsg= "Can't read from messagefile '%s'";
-    break;
-  default:
-    errmsg= "Can't find messagefile '%s'";
-    break;
-  }
-  sql_print_error(errmsg, name);
+  sql_print_error((funktpos == 3) ? "Not enough memory for messagefile '%s'" :
+                  (funktpos == 2) ? "Incompatible header in messagefile '%s'. Probably from another version of MariaDB" :
+                  ((funktpos == 1) ? "Can't read from messagefile '%s'" :
+                   "Can't find messagefile '%s'"), name);
 err1:
   if (file != FERR)
     VOID(my_close(file,MYF(MY_WME)));
diff --git a/sql/event_data_objects.cc b/sql/event_data_objects.cc
index 959f6ec06c0..e4436afd057 100644
--- a/sql/event_data_objects.cc
+++ b/sql/event_data_objects.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2004-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #define MYSQL_LEX 1
 #include "mysql_priv.h"
diff --git a/sql/event_db_repository.cc b/sql/event_db_repository.cc
index e20c464fdb7..960b5933a99 100644
--- a/sql/event_db_repository.cc
+++ b/sql/event_db_repository.cc
@@ -1,4 +1,5 @@
-/* Copyright 2004-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2006, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "event_db_repository.h"
@@ -227,9 +229,16 @@ mysql_event_fill_row(THD *thd,
   if (fields[f_num= ET_FIELD_NAME]->store(et->name.str, et->name.length, scs))
     goto err_truncate;
 
-  /* both ON_COMPLETION and STATUS are NOT NULL thus not calling set_notnull()*/
+  /* ON_COMPLETION field is NOT NULL thus not calling set_notnull()*/
   rs|= fields[ET_FIELD_ON_COMPLETION]->store((longlong)et->on_completion, TRUE);
-  rs|= fields[ET_FIELD_STATUS]->store((longlong)et->status, TRUE);
+
+  /*
+    Set STATUS value unconditionally in case of CREATE EVENT.
+    For ALTER EVENT set it only if value of this field was changed.
+    Since STATUS field is NOT NULL call to set_notnull() is not needed.
+  */
+  if (!is_update || et->status_changed)
+    rs|= fields[ET_FIELD_STATUS]->store((longlong)et->status, TRUE);
   rs|= fields[ET_FIELD_ORIGINATOR]->store((longlong)et->originator, TRUE);
 
   /*
@@ -585,6 +594,14 @@ Event_db_repository::open_event_table(THD *thd, enum thr_lock_type lock_type,
 
   *table= tables.table;
   tables.table->use_all_columns();
+
+  if (table_intact.check(*table, &event_table_def))
+  {
+    close_thread_tables(thd);
+    my_error(ER_EVENT_OPEN_TABLE_FAILED, MYF(0));
+    DBUG_RETURN(TRUE);
+  }
+
   DBUG_RETURN(FALSE);
 }
 
@@ -599,18 +616,21 @@ Event_db_repository::open_event_table(THD *thd, enum thr_lock_type lock_type,
   only creates a record on disk.
   @pre The thread handle has no open tables.
 
-  @param[in,out] thd           THD
-  @param[in]     parse_data    Parsed event definition
-  @param[in]     create_if_not TRUE if IF NOT EXISTS clause was provided
-                               to CREATE EVENT statement
-
+  @param[in,out] thd                   THD
+  @param[in]     parse_data            Parsed event definition
+  @param[in]     create_if_not         TRUE if IF NOT EXISTS clause was provided
+                                       to CREATE EVENT statement
+  @param[out]    event_already_exists  When method is completed successfully
+                                       set to true if event already exists else
+                                       set to false
   @retval FALSE  success
   @retval TRUE   error
 */
 
 bool
 Event_db_repository::create_event(THD *thd, Event_parse_data *parse_data,
-                                  bool create_if_not)
+                                  bool create_if_not,
+                                  bool *event_already_exists)
 {
   int ret= 1;
   TABLE *table= NULL;
@@ -636,6 +656,7 @@ Event_db_repository::create_event(THD *thd, Event_parse_data *parse_data,
   {
     if (create_if_not)
     {
+      *event_already_exists= true;
       push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_NOTE,
                           ER_EVENT_ALREADY_EXISTS, ER(ER_EVENT_ALREADY_EXISTS),
                           parse_data->name.str);
@@ -643,8 +664,10 @@ Event_db_repository::create_event(THD *thd, Event_parse_data *parse_data,
     }
     else
       my_error(ER_EVENT_ALREADY_EXISTS, MYF(0), parse_data->name.str);
+
     goto end;
-  }
+  } else
+    *event_already_exists= false;
 
   DBUG_PRINT("info", ("non-existent, go forward"));
 
@@ -683,8 +706,6 @@ Event_db_repository::create_event(THD *thd, Event_parse_data *parse_data,
   if (mysql_event_fill_row(thd, table, parse_data, sp, saved_mode, FALSE))
     goto end;
 
-  table->field[ET_FIELD_STATUS]->store((longlong)parse_data->status, TRUE);
-
   if ((ret= table->file->ha_write_row(table->record[0])))
   {
     table->file->print_error(ret, MYF(0));
diff --git a/sql/event_db_repository.h b/sql/event_db_repository.h
index 7ff17558572..8c028f0717f 100644
--- a/sql/event_db_repository.h
+++ b/sql/event_db_repository.h
@@ -1,6 +1,6 @@
 #ifndef _EVENT_DB_REPOSITORY_H_
 #define _EVENT_DB_REPOSITORY_H_
-/* Copyright (C) 2004-2006 MySQL AB
+/* Copyright (c) 2006, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -73,8 +73,8 @@ public:
   Event_db_repository(){}
 
   bool
-  create_event(THD *thd, Event_parse_data *parse_data, bool create_if_not);
-
+  create_event(THD *thd, Event_parse_data *parse_data, bool create_if_not,
+               bool *event_already_exists);
   bool
   update_event(THD *thd, Event_parse_data *parse_data, LEX_STRING *new_dbname,
                LEX_STRING *new_name);
diff --git a/sql/event_parse_data.cc b/sql/event_parse_data.cc
index 86905b38627..695c6b8650c 100644
--- a/sql/event_parse_data.cc
+++ b/sql/event_parse_data.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2008, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "sp_head.h"
@@ -46,9 +48,8 @@ Event_parse_data::new_instance(THD *thd)
 
 Event_parse_data::Event_parse_data()
   :on_completion(Event_parse_data::ON_COMPLETION_DEFAULT),
-  status(Event_parse_data::ENABLED),
-  do_not_create(FALSE),
-  body_changed(FALSE),
+  status(Event_parse_data::ENABLED), status_changed(false),
+  do_not_create(FALSE), body_changed(FALSE),
   item_starts(NULL), item_ends(NULL), item_execute_at(NULL),
   starts_null(TRUE), ends_null(TRUE), execute_at_null(TRUE),
   item_expression(NULL), expression(0)
@@ -140,6 +141,7 @@ Event_parse_data::check_if_in_the_past(THD *thd, my_time_t ltime_utc)
   else if (status == Event_parse_data::ENABLED)
   {
     status= Event_parse_data::DISABLED;
+    status_changed= true;
     push_warning(thd, MYSQL_ERROR::WARN_LEVEL_NOTE,
                  ER_EVENT_EXEC_TIME_IN_THE_PAST,
                  ER(ER_EVENT_EXEC_TIME_IN_THE_PAST));
@@ -569,7 +571,10 @@ void Event_parse_data::check_originator_id(THD *thd)
     DBUG_PRINT("info", ("Invoked object status set to SLAVESIDE_DISABLED."));
     if ((status == Event_parse_data::ENABLED) ||
         (status == Event_parse_data::DISABLED))
-      status = Event_parse_data::SLAVESIDE_DISABLED;
+    {
+      status= Event_parse_data::SLAVESIDE_DISABLED;
+      status_changed= true;
+    }
     originator = thd->server_id;
   }
   else
diff --git a/sql/event_parse_data.h b/sql/event_parse_data.h
index 01cdc685c46..ae834cf9a9f 100644
--- a/sql/event_parse_data.h
+++ b/sql/event_parse_data.h
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2008, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _EVENT_PARSE_DATA_H_
 #define _EVENT_PARSE_DATA_H_
@@ -49,6 +51,7 @@ public:
 
   int on_completion;
   int status;
+  bool status_changed;
   longlong originator;
   /*
     do_not_create will be set if STARTS time is in the past and
diff --git a/sql/event_scheduler.cc b/sql/event_scheduler.cc
index ecddcb7ca46..7704ed3528d 100755
--- a/sql/event_scheduler.cc
+++ b/sql/event_scheduler.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2004-2006 MySQL AB
+/*
+   Copyright (c) 2006, 2007 MySQL AB, 2008-2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "events.h"
diff --git a/sql/events.cc b/sql/events.cc
index 3713266aaa6..f0188bbb0ae 100644
--- a/sql/events.cc
+++ b/sql/events.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2004-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "events.h"
@@ -369,6 +371,7 @@ create_query_string(THD *thd, String *buf)
   return 0;
 }
 
+
 /**
   Create a new event.
 
@@ -389,8 +392,8 @@ bool
 Events::create_event(THD *thd, Event_parse_data *parse_data,
                      bool if_not_exists)
 {
-  int ret;
-  bool save_binlog_row_based;
+  bool ret;
+  bool save_binlog_row_based, event_already_exists;
   DBUG_ENTER("Events::create_event");
 
   /*
@@ -439,28 +442,32 @@ Events::create_event(THD *thd, Event_parse_data *parse_data,
   pthread_mutex_lock(&LOCK_event_metadata);
 
   /* On error conditions my_error() is called so no need to handle here */
-  if (!(ret= db_repository->create_event(thd, parse_data, if_not_exists)))
+  if (!(ret= db_repository->create_event(thd, parse_data, if_not_exists,
+                                         &event_already_exists)))
   {
     Event_queue_element *new_element;
     bool dropped= 0;
 
-    if (!(new_element= new Event_queue_element()))
-      ret= TRUE;                                // OOM
-    else if ((ret= db_repository->load_named_event(thd, parse_data->dbname,
-                                                   parse_data->name,
-                                                   new_element)))
-    {
-      if (!db_repository->drop_event(thd, parse_data->dbname, parse_data->name,
-                                     TRUE))
-        dropped= 1;
-      delete new_element;
-    }
-    else
+    if (!event_already_exists)
     {
-      /* TODO: do not ignore the out parameter and a possible OOM error! */
-      bool created;
-      if (event_queue)
-        event_queue->create_event(thd, new_element, &created);
+      if (!(new_element= new Event_queue_element()))
+        ret= TRUE;                                // OOM
+      else if ((ret= db_repository->load_named_event(thd, parse_data->dbname,
+                                                     parse_data->name,
+                                                     new_element)))
+      {
+        if (!db_repository->drop_event(thd, parse_data->dbname,
+                                       parse_data->name, TRUE))
+          dropped= 1;
+        delete new_element;
+      }
+      else
+      {
+        /* TODO: do not ignore the out parameter and a possible OOM error! */
+        bool created;
+        if (event_queue)
+          event_queue->create_event(thd, new_element, &created);
+      }
     }
     /*
       binlog the create event unless it's been successfully dropped
@@ -472,15 +479,19 @@ Events::create_event(THD *thd, Event_parse_data *parse_data,
       String log_query;
       if (create_query_string(thd, &log_query))
       {
-        sql_print_error("Event Error: An error occurred while creating query string, "
-                        "before writing it into binary log.");
-        /* Restore the state of binlog format */
-        thd->current_stmt_binlog_row_based= save_binlog_row_based;
-        DBUG_RETURN(TRUE);
+        sql_print_error("Event Error: An error occurred while creating query "
+                        "string, before writing it into binary log.");
+        ret= true;
+      }
+      else
+      {
+        /*
+          If the definer is not set or set to CURRENT_USER, the value
+          of CURRENT_USER will be written into the binary log as the
+          definer for the SQL thread.
+        */
+        ret= write_bin_log(thd, TRUE, log_query.ptr(), log_query.length());
       }
-      /* If the definer is not set or set to CURRENT_USER, the value of CURRENT_USER 
-         will be written into the binary log as the definer for the SQL thread. */
-      ret= write_bin_log(thd, TRUE, log_query.ptr(), log_query.length());
     }
   }
   pthread_mutex_unlock(&LOCK_event_metadata);
@@ -546,7 +557,7 @@ Events::update_event(THD *thd, Event_parse_data *parse_data,
          !sortcmp_lex_string(parse_data->name, *new_name,
                              system_charset_info))
     {
-      my_error(ER_EVENT_SAME_NAME, MYF(0), parse_data->name.str);
+      my_error(ER_EVENT_SAME_NAME, MYF(0));
       DBUG_RETURN(TRUE);
     }
 
@@ -1153,7 +1164,7 @@ Events::switch_event_scheduler_state(enum_opt_event_scheduler new_state)
 
   if (ret)
   {
-    my_error(ER_EVENT_SET_VAR_ERROR, MYF(0));
+    my_error(ER_EVENT_SET_VAR_ERROR, MYF(0), 0);
     goto end;
   }
 
diff --git a/sql/field.cc b/sql/field.cc
index 9a125a301b3..2a52963afa9 100644
--- a/sql/field.cc
+++ b/sql/field.cc
@@ -1,4 +1,6 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -2584,7 +2586,7 @@ bool Field_new_decimal::store_value(const my_decimal *decimal_value)
   DBUG_ENTER("Field_new_decimal::store_value");
 #ifndef DBUG_OFF
   {
-    char dbug_buff[DECIMAL_MAX_STR_LENGTH+1];
+    char dbug_buff[DECIMAL_MAX_STR_LENGTH+2];
     DBUG_PRINT("enter", ("value: %s", dbug_decimal_as_string(dbug_buff, decimal_value)));
   }
 #endif
@@ -2599,7 +2601,7 @@ bool Field_new_decimal::store_value(const my_decimal *decimal_value)
   }
 #ifndef DBUG_OFF
   {
-    char dbug_buff[DECIMAL_MAX_STR_LENGTH+1];
+    char dbug_buff[DECIMAL_MAX_STR_LENGTH+2];
     DBUG_PRINT("info", ("saving with precision %d  scale: %d  value %s",
                         (int)precision, (int)dec,
                         dbug_decimal_as_string(dbug_buff, decimal_value)));
@@ -2674,7 +2676,7 @@ int Field_new_decimal::store(const char *from, uint length,
   }
 
 #ifndef DBUG_OFF
-  char dbug_buff[DECIMAL_MAX_STR_LENGTH+1];
+  char dbug_buff[DECIMAL_MAX_STR_LENGTH+2];
   DBUG_PRINT("enter", ("value: %s",
                        dbug_decimal_as_string(dbug_buff, &decimal_value)));
 #endif
@@ -9599,7 +9601,7 @@ bool Create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
   if (decimals >= NOT_FIXED_DEC)
   {
     my_error(ER_TOO_BIG_SCALE, MYF(0), decimals, fld_name,
-             NOT_FIXED_DEC-1);
+             static_cast<ulong>(NOT_FIXED_DEC - 1));
     DBUG_RETURN(TRUE);
   }
 
@@ -9696,8 +9698,8 @@ bool Create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
     my_decimal_trim(&length, &decimals);
     if (length > DECIMAL_MAX_PRECISION)
     {
-      my_error(ER_TOO_BIG_PRECISION, MYF(0), length, fld_name,
-               DECIMAL_MAX_PRECISION);
+      my_error(ER_TOO_BIG_PRECISION, MYF(0), static_cast<int>(length),
+               fld_name, static_cast<ulong>(DECIMAL_MAX_PRECISION));
       DBUG_RETURN(TRUE);
     }
     if (length < decimals)
@@ -9921,7 +9923,7 @@ bool Create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
       if (length > MAX_BIT_FIELD_LENGTH)
       {
         my_error(ER_TOO_BIG_DISPLAYWIDTH, MYF(0), fld_name,
-                 MAX_BIT_FIELD_LENGTH);
+                 static_cast<ulong>(MAX_BIT_FIELD_LENGTH));
         DBUG_RETURN(TRUE);
       }
       pack_length= (length + 7) / 8;
diff --git a/sql/field.h b/sql/field.h
index 928f8ff2529..3cfcf308282 100644
--- a/sql/field.h
+++ b/sql/field.h
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "my_compare.h"   /* for clr_rec_bits */
 
@@ -2232,6 +2234,23 @@ public:
   uchar *from_null_ptr,*to_null_ptr;
   bool *null_row;
   uint	from_bit,to_bit;
+  /**
+    Number of bytes in the fields pointed to by 'from_ptr' and
+    'to_ptr'. Usually this is the number of bytes that are copied from
+    'from_ptr' to 'to_ptr'.
+
+    For variable-length fields (VARCHAR), the first byte(s) describe
+    the actual length of the text. For VARCHARs with length 
+       < 256 there is 1 length byte 
+       >= 256 there is 2 length bytes
+    Thus, if from_field is VARCHAR(10), from_length (and in most cases
+    to_length) is 11. For VARCHAR(1024), the length is 1026. @see
+    Field_varstring::length_bytes
+
+    Note that for VARCHARs, do_copy() will be do_varstring*() which
+    only copies the length-bytes (1 or 2) + the actual length of the
+    text instead of from/to_length bytes. @see get_copy_func()
+  */
   uint from_length,to_length;
   Field *from_field,*to_field;
   String tmp;					// For items
diff --git a/sql/field_conv.cc b/sql/field_conv.cc
index d934e8d007a..5408736f976 100644
--- a/sql/field_conv.cc
+++ b/sql/field_conv.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
@@ -704,7 +706,7 @@ Copy_field::get_copy_func(Field *to,Field *from)
         if (((Field_varstring*) to)->length_bytes !=
             ((Field_varstring*) from)->length_bytes)
           return do_field_string;
-        if (to_length != from_length)
+        else
           return (((Field_varstring*) to)->length_bytes == 1 ?
                   (from->charset()->mbmaxlen == 1 ? do_varstring1 :
                                                     do_varstring1_mb) :
diff --git a/sql/filesort.cc b/sql/filesort.cc
index 3f2e2e55046..ad891db3991 100644
--- a/sql/filesort.cc
+++ b/sql/filesort.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB  
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.  
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
@@ -142,8 +144,6 @@ ha_rows filesort(THD *thd, TABLE *table, SORT_FIELD *sortorder, uint s_length,
   error= 1;
   bzero((char*) &param,sizeof(param));
   param.sort_length= sortlength(thd, sortorder, s_length, &multi_byte_charset);
-  /* filesort cannot handle zero-length records. */
-  DBUG_ASSERT(param.sort_length);
   param.ref_length= table->file->ref_length;
   param.addon_field= 0;
   param.addon_length= 0;
@@ -257,6 +257,8 @@ ha_rows filesort(THD *thd, TABLE *table, SORT_FIELD *sortorder, uint s_length,
   else
   {
     thd->query_plan_flags|= QPLAN_FILESORT_DISK;
+    /* filesort cannot handle zero-length records during merge. */
+    DBUG_ASSERT(param.sort_length != 0);
     if (table_sort.buffpek && table_sort.buffpek_len < maxbuffer)
     {
       x_free(table_sort.buffpek);
diff --git a/sql/gen_lex_hash.cc b/sql/gen_lex_hash.cc
index e8a83b34d9d..773345b36fe 100644
--- a/sql/gen_lex_hash.cc
+++ b/sql/gen_lex_hash.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -347,6 +349,7 @@ static void usage(int version)
   if (version)
     return;
   puts("Copyright (C) 2001 MySQL AB, by VVA and Monty");
+  puts("Copyright (C) 2011 Oracle");
   puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,\n\
 and you are welcome to modify and redistribute it under the GPL license\n");
   puts("This program generates a perfect hashing function for the sql_lex.cc");
@@ -452,6 +455,7 @@ int main(int argc,char **argv)
 
   printf("\
 /* Copyright (C) 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.\n\
+   Copyright (C) 2008-2011 Oracle\n\
 \n\
    This program is free software; you can redistribute it and/or modify\n\
    it under the terms of the GNU General Public License as published by\n\
diff --git a/sql/gstream.cc b/sql/gstream.cc
index e2bb41b8541..25bf599ff4e 100644
--- a/sql/gstream.cc
+++ b/sql/gstream.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2004 MySQL AB
+/*
+   Copyright (c) 2002, 2004-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Functions to read and parse geometrical data.
diff --git a/sql/ha_ndbcluster.cc b/sql/ha_ndbcluster.cc
index b7b7cdf1cce..140931f94f1 100644
--- a/sql/ha_ndbcluster.cc
+++ b/sql/ha_ndbcluster.cc
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/* Copyright (c) 2004, 2011, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -11,8 +11,7 @@
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-*/
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 /**
   @file
@@ -8411,7 +8410,7 @@ NDB_SHARE *ndbcluster_get_share(const char *key, TABLE *table,
       DBUG_PRINT("error", ("get_share: failed to alloc share"));
       if (!have_lock)
         pthread_mutex_unlock(&ndbcluster_mutex);
-      my_error(ER_OUTOFMEMORY, MYF(0), sizeof(*share));
+      my_error(ER_OUTOFMEMORY, MYF(0), static_cast<int>(sizeof(*share)));
       DBUG_RETURN(0);
     }
   }
diff --git a/sql/ha_ndbcluster_binlog.cc b/sql/ha_ndbcluster_binlog.cc
index 77851119e34..31afaebc8cc 100644
--- a/sql/ha_ndbcluster_binlog.cc
+++ b/sql/ha_ndbcluster_binlog.cc
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/* Copyright (c) 2006, 2011, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -11,8 +11,7 @@
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-*/
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 #include "mysql_priv.h"
 #include "sql_show.h"
@@ -1198,12 +1197,14 @@ ndbcluster_update_slock(THD *thd,
   }
 
   if (ndb_error)
+  {
+    char buf[1024];
+    my_snprintf(buf, sizeof(buf), "Could not release lock on '%s.%s'",
+                db, table_name);
     push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_ERROR,
                         ER_GET_ERRMSG, ER(ER_GET_ERRMSG),
-                        ndb_error->code,
-                        ndb_error->message,
-                        "Could not release lock on '%s.%s'",
-                        db, table_name);
+                        ndb_error->code, ndb_error->message, buf);
+  }
   if (trans)
     ndb->closeTransaction(trans);
   ndb->setDatabaseName(save_db);
diff --git a/sql/ha_partition.cc b/sql/ha_partition.cc
index 406d20f073d..412734faf23 100644
--- a/sql/ha_partition.cc
+++ b/sql/ha_partition.cc
@@ -1,4 +1,5 @@
-/* Copyright 2005-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+  Copyright (c) 2005, 2011, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   This handler was developed by Mikael Ronstrom for version 5.1 of MySQL.
@@ -1043,6 +1045,10 @@ static int handle_opt_part(THD *thd, HA_CHECK_OPT *check_opt,
 static bool print_admin_msg(THD* thd, const char* msg_type,
                             const char* db_name, const char* table_name,
                             const char* op_name, const char *fmt, ...)
+  ATTRIBUTE_FORMAT(printf, 6, 7);
+static bool print_admin_msg(THD* thd, const char* msg_type,
+                            const char* db_name, const char* table_name,
+                            const char* op_name, const char *fmt, ...)
 {
   va_list args;
   Protocol *protocol= thd->protocol;
@@ -2769,7 +2775,7 @@ int ha_partition::open(const char *name, int mode, uint test_if_locked)
                       (PARTITION_ENABLED_TABLE_FLAGS));
   while (*(++file))
   {
-    DBUG_ASSERT(ref_length >= (*file)->ref_length);
+    /* MyISAM can have smaller ref_length for partitions with MAX_ROWS set */
     set_if_bigger(ref_length, ((*file)->ref_length));
     /*
       Verify that all partitions have the same set of table flags.
@@ -3475,15 +3481,19 @@ int ha_partition::update_row(const uchar *old_data, uchar *new_data)
 
 exit:
   /*
-    if updating an auto_increment column, update
+    If updating an auto_increment column, update
     table_share->ha_data->next_auto_inc_val if needed.
     (not to be used if auto_increment on secondary field in a multi-column
     index)
     mysql_update does not set table->next_number_field, so we use
     table->found_next_number_field instead.
+    Also checking that the field is marked in the write set.
   */
-  if (table->found_next_number_field && new_data == table->record[0] &&
-      !table->s->next_number_keypart)
+  if (table->found_next_number_field &&
+      new_data == table->record[0] &&
+      !table->s->next_number_keypart &&
+      bitmap_is_set(table->write_set,
+                    table->found_next_number_field->field_index))
   {
     HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
     if (!ha_data->auto_inc_initialized)
@@ -4030,12 +4040,15 @@ end_dont_reset_start_part:
 void ha_partition::position(const uchar *record)
 {
   handler *file= m_file[m_last_part];
+  uint pad_length;
   DBUG_ENTER("ha_partition::position");
 
   file->position(record);
   int2store(ref, m_last_part);
-  memcpy((ref + PARTITION_BYTES_IN_POS), file->ref,
-	 (ref_length - PARTITION_BYTES_IN_POS));
+  memcpy((ref + PARTITION_BYTES_IN_POS), file->ref, file->ref_length);
+  pad_length= m_ref_length - PARTITION_BYTES_IN_POS - file->ref_length;
+  if (pad_length)
+    memset((ref + PARTITION_BYTES_IN_POS + file->ref_length), 0, pad_length);
 
 #ifdef SUPPORTING_PARTITION_OVER_DIFFERENT_ENGINES
 #ifdef HAVE_valgrind
@@ -4050,6 +4063,7 @@ void ha_partition::position(const uchar *record)
 void ha_partition::column_bitmaps_signal()
 {
     handler::column_bitmaps_signal();
+    /* Must read all partition fields to make position() call possible */
     bitmap_union(table->read_set, &m_part_info->full_part_field_set);
 }
  
@@ -4523,7 +4537,8 @@ int ha_partition::index_read_idx_map(uchar *buf, uint index,
           break;
       }
     }
-    m_last_part= part;
+    if (part <= m_part_spec.end_part)
+      m_last_part= part;
   }
   else
   {
@@ -6439,7 +6454,14 @@ void ha_partition::print_error(int error, myf errflag)
   {
     /* In case m_file has not been initialized, like in bug#42438 */
     if (m_file)
+    {
+      if (m_last_part >= m_tot_parts)
+      {
+        DBUG_ASSERT(0);
+        m_last_part= 0;
+      }
       m_file[m_last_part]->print_error(error, errflag);
+    }
     else
       handler::print_error(error, errflag);
   }
@@ -6514,7 +6536,25 @@ int ha_partition::add_index(TABLE *table_arg, KEY *key_info, uint num_of_keys)
   */
   for (file= m_file; *file; file++)
     if ((ret=  (*file)->add_index(table_arg, key_info, num_of_keys)))
-      break;
+      goto err;
+  return ret;
+err:
+  if (file > m_file)
+  {

+    uint *key_numbers= (uint*) ha_thd()->alloc(sizeof(uint) * num_of_keys);

+    KEY *old_key_info= table_arg->key_info;

+    uint i;

+    /* Use the newly added key_info as table->key_info to remove them. */

+    for (i= 0; i < num_of_keys; i++)

+      key_numbers[i]= i;

+    table_arg->key_info= key_info;

+    while (--file >= m_file)

+    {

+      (void) (*file)->prepare_drop_index(table_arg, key_numbers, num_of_keys);

+      (void) (*file)->final_drop_index(table_arg);

+    }

+    table_arg->key_info= old_key_info;

+  }
   return ret;
 }
 
diff --git a/sql/ha_partition.h b/sql/ha_partition.h
index b1e39cf4d22..73d1c25c0c4 100644
--- a/sql/ha_partition.h
+++ b/sql/ha_partition.h
@@ -1,4 +1,5 @@
-/* Copyright 2005-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2005, 2011, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifdef __GNUC__
 #pragma interface				/* gcc class implementation */
diff --git a/sql/handler.cc b/sql/handler.cc
index 0e683d38511..1f6a3b9f665 100644
--- a/sql/handler.cc
+++ b/sql/handler.cc
@@ -273,7 +273,7 @@ handler *get_ha_partition(partition_info *part_info)
   }
   else
   {
-    my_error(ER_OUTOFMEMORY, MYF(0), sizeof(ha_partition));
+    my_error(ER_OUTOFMEMORY, MYF(0), static_cast<int>(sizeof(ha_partition)));
   }
   DBUG_RETURN(((handler*) partition));
 }
@@ -1609,7 +1609,8 @@ int ha_recover(HASH *commit_list)
   }
   if (!info.list)
   {
-    sql_print_error(ER(ER_OUTOFMEMORY), info.len*sizeof(XID));
+    sql_print_error(ER(ER_OUTOFMEMORY),
+                    static_cast<int>(info.len*sizeof(XID)));
     DBUG_RETURN(1);
   }
 
@@ -2742,7 +2743,23 @@ void handler::print_error(int error, myf errflag)
       char key[MAX_KEY_LENGTH];
       String str(key,sizeof(key),system_charset_info);
       /* Table is opened and defined at this point */
-      key_unpack(&str,table,(uint) key_nr);
+
+      /*
+        Use primary_key instead of key_nr because key_nr is a key
+        number in the child FK table, not in our 'table'. See
+        Bug#12661768 UPDATE IGNORE CRASHES SERVER IF TABLE IS INNODB
+        AND IT IS PARENT FOR OTHER ONE This bug gets a better fix in
+        MySQL 5.6, but it is too risky to get that in 5.1 and 5.5
+        (extending the handler interface and adding new error message
+        codes)
+      */
+      if (table->s->primary_key < MAX_KEY)
+        key_unpack(&str,table,table->s->primary_key);
+      else
+      {
+        LEX_CUSTRING tmp= {USTRING_WITH_LEN("Unknown key value")};
+        str.set((const char*) tmp.str, tmp.length, system_charset_info);
+      }
       max_length= (MYSQL_ERRMSG_SIZE-
                    (uint) strlen(ER(ER_FOREIGN_DUPLICATE_KEY)));
       if (str.length() >= max_length)
diff --git a/sql/handler.h b/sql/handler.h
index 3dadf37dcdf..79e838d2ca6 100644
--- a/sql/handler.h
+++ b/sql/handler.h
@@ -1,18 +1,20 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; version 2 of the License.
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; version 2 of
+   the License.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* Definitions for parameters to do with handler-routines */
 
@@ -63,7 +65,7 @@
   a table with rnd_next()
   - We will see all rows (including deleted ones)
   - Row positions are 'table->s->db_record_offset' apart
-  If this flag is not set, filesort will do a postion() call for each matched
+  If this flag is not set, filesort will do a position() call for each matched
   row to be able to find the row later.
 */
 #define HA_REC_NOT_IN_SEQ      (1 << 3)
diff --git a/sql/item.cc b/sql/item.cc
index 90730793b0f..c08333e4b80 100644
--- a/sql/item.cc
+++ b/sql/item.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #ifdef USE_PRAGMA_IMPLEMENTATION
@@ -4484,14 +4486,14 @@ mark_non_agg_field:
     SELECT_LEX *select_lex= cached_table ? 
       cached_table->select_lex : context->select_lex;
     if (!thd->lex->in_sum_func)
-      select_lex->full_group_by_flag|= NON_AGG_FIELD_USED;
+      select_lex->set_non_agg_field_used(true);
     else
     {
       if (outer_fixed)
         thd->lex->in_sum_func->outer_fields.push_back(this);
       else if (thd->lex->in_sum_func->nest_level !=
           thd->lex->current_select->nest_level)
-        select_lex->full_group_by_flag|= NON_AGG_FIELD_USED;
+        select_lex->set_non_agg_field_used(true);
     }
   }
   return FALSE;
diff --git a/sql/item_buff.cc b/sql/item_buff.cc
index 0ac4edb3656..798756ed9ef 100644
--- a/sql/item_buff.cc
+++ b/sql/item_buff.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
diff --git a/sql/item_create.cc b/sql/item_create.cc
index b3a0e7cf3b2..a5dc3eeb5ad 100644
--- a/sql/item_create.cc
+++ b/sql/item_create.cc
@@ -1,4 +1,6 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -5086,8 +5089,8 @@ create_func_cast(THD *thd, Item *a, Cast_target cast_type,
       decoded_size= strtoul(c_len, NULL, 10);
       if (errno != 0)
       {
-        my_error(ER_TOO_BIG_PRECISION, MYF(0), c_len, a->name,
-                 DECIMAL_MAX_PRECISION);
+        my_error(ER_TOO_BIG_PRECISION, MYF(0), INT_MAX, a->name,
+                 static_cast<ulong>(DECIMAL_MAX_PRECISION));
         return NULL;
       }
       len= decoded_size;
@@ -5100,8 +5103,8 @@ create_func_cast(THD *thd, Item *a, Cast_target cast_type,
       decoded_size= strtoul(c_dec, NULL, 10);
       if ((errno != 0) || (decoded_size > UINT_MAX))
       {
-        my_error(ER_TOO_BIG_SCALE, MYF(0), c_dec, a->name,
-                 DECIMAL_MAX_SCALE);
+        my_error(ER_TOO_BIG_SCALE, MYF(0), INT_MAX, a->name,
+                 static_cast<ulong>(DECIMAL_MAX_SCALE));
         return NULL;
       }
       dec= decoded_size;
@@ -5114,14 +5117,14 @@ create_func_cast(THD *thd, Item *a, Cast_target cast_type,
     }
     if (len > DECIMAL_MAX_PRECISION)
     {
-      my_error(ER_TOO_BIG_PRECISION, MYF(0), len, a->name,
-               DECIMAL_MAX_PRECISION);
+      my_error(ER_TOO_BIG_PRECISION, MYF(0), static_cast<int>(len), a->name,
+               static_cast<ulong>(DECIMAL_MAX_PRECISION));
       return 0;
     }
     if (dec > DECIMAL_MAX_SCALE)
     {
       my_error(ER_TOO_BIG_SCALE, MYF(0), dec, a->name,
-               DECIMAL_MAX_SCALE);
+               static_cast<ulong>(DECIMAL_MAX_SCALE));
       return 0;
     }
     res= new (thd->mem_root) Item_decimal_typecast(a, len, dec);
diff --git a/sql/item_create.h b/sql/item_create.h
index e9824a71132..ebe6c4942ff 100644
--- a/sql/item_create.h
+++ b/sql/item_create.h
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* Functions to create an item. Used by sql/sql_yacc.yy */
 
diff --git a/sql/item_func.cc b/sql/item_func.cc
index f1af632d790..ed771b60769 100644
--- a/sql/item_func.cc
+++ b/sql/item_func.cc
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +12,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 /**
   @file
@@ -1080,7 +1080,7 @@ err:
   push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_ERROR,
                       ER_WARN_DATA_OUT_OF_RANGE,
                       ER(ER_WARN_DATA_OUT_OF_RANGE),
-                      name, 1);
+                      name, 1L);
   return dec;
 }
 
@@ -1987,6 +1987,9 @@ void Item_func_round::fix_length_and_dec()
   }
 
   val1= args[1]->val_int();
+  if ((null_value= args[1]->is_null()))
+    return;
+
   val1_unsigned= args[1]->unsigned_flag;
   if (val1 < 0)
     decimals_to_set= val1_unsigned ? INT_MAX : 0;
@@ -2866,7 +2869,7 @@ udf_handler::fix_fields(THD *thd, Item_result_field *func,
 
   if (!tmp_udf)
   {
-    my_error(ER_CANT_FIND_UDF, MYF(0), u_d->name.str, errno);
+    my_error(ER_CANT_FIND_UDF, MYF(0), u_d->name.str);
     DBUG_RETURN(TRUE);
   }
   u_d=tmp_udf;
diff --git a/sql/item_func.h b/sql/item_func.h
index 2cdc6f36713..e750e372691 100644
--- a/sql/item_func.h
+++ b/sql/item_func.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
    Copyright (c) 2009-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
@@ -12,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Function items used by mysql */
diff --git a/sql/item_geofunc.cc b/sql/item_geofunc.cc
index 8c38cb2a859..24e994cfc0e 100644
--- a/sql/item_geofunc.cc
+++ b/sql/item_geofunc.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2003-2006 MySQL AB
+/*
+   Copyright (c) 2003-2007 MySQL AB, 2009, 2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
diff --git a/sql/item_row.cc b/sql/item_row.cc
index 408bc11eb9b..4040dbff7c6 100644
--- a/sql/item_row.cc
+++ b/sql/item_row.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 
diff --git a/sql/item_row.h b/sql/item_row.h
index 3566ff079c6..15dadb3d01c 100644
--- a/sql/item_row.h
+++ b/sql/item_row.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 class Item_row: public Item
 {
diff --git a/sql/item_strfunc.cc b/sql/item_strfunc.cc
index d6ac3a341a4..1488fe25fd9 100644
--- a/sql/item_strfunc.cc
+++ b/sql/item_strfunc.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -3467,7 +3468,8 @@ String *Item_func_uncompress::val_str(String *str)
     push_warning_printf(current_thd,MYSQL_ERROR::WARN_LEVEL_ERROR,
 			ER_TOO_BIG_FOR_UNCOMPRESS,
 			ER(ER_TOO_BIG_FOR_UNCOMPRESS),
-                        current_thd->variables.max_allowed_packet);
+                        static_cast<int>(current_thd->variables.
+                                         max_allowed_packet));
     goto err;
   }
   if (buffer.realloc((uint32)new_size))
diff --git a/sql/item_strfunc.h b/sql/item_strfunc.h
index e8d0384482d..b731c13a871 100644
--- a/sql/item_strfunc.h
+++ b/sql/item_strfunc.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* This file defines all string functions */
diff --git a/sql/item_subselect.cc b/sql/item_subselect.cc
index 6f0a38c1625..fa9eff0d95b 100644
--- a/sql/item_subselect.cc
+++ b/sql/item_subselect.cc
@@ -1053,6 +1053,14 @@ Item_in_subselect::single_value_transformer(JOIN *join,
 	it.replace(item);
       }
 
+      DBUG_EXECUTE("where",
+                   print_where(item, "rewrite with MIN/MAX", QT_ORDINARY););
+      if (thd->variables.sql_mode & MODE_ONLY_FULL_GROUP_BY)
+      {
+        DBUG_ASSERT(select_lex->non_agg_field_used());
+        select_lex->set_non_agg_field_used(false);
+      }
+
       save_allow_sum_func= thd->lex->allow_sum_func;
       thd->lex->allow_sum_func|= 1 << thd->lex->current_select->nest_level;
       /*
@@ -1711,7 +1719,7 @@ subselect_single_select_engine(st_select_lex *select,
 			       select_subselect *result_arg,
 			       Item_subselect *item_arg)
   :subselect_engine(item_arg, result_arg),
-   prepared(0), optimized(0), executed(0),
+   prepared(0), optimized(0), executed(0), optimize_error(0),
    select_lex(select), join(0)
 {
   select_lex->master_unit()->item= item_arg;
@@ -1721,7 +1729,7 @@ subselect_single_select_engine(st_select_lex *select,
 void subselect_single_select_engine::cleanup()
 {
   DBUG_ENTER("subselect_single_select_engine::cleanup");
-  prepared= optimized= executed= 0;
+  prepared= optimized= executed= optimize_error= 0;
   join= 0;
   result->cleanup();
   DBUG_VOID_RETURN;
@@ -1921,6 +1929,10 @@ int join_read_next_same_or_null(READ_RECORD *info);
 int subselect_single_select_engine::exec()
 {
   DBUG_ENTER("subselect_single_select_engine::exec");
+
+  if (optimize_error)
+    DBUG_RETURN(1);
+
   char const *save_where= thd->where;
   SELECT_LEX *save_select= thd->lex->current_select;
   thd->lex->current_select= select_lex;
@@ -1928,12 +1940,15 @@ int subselect_single_select_engine::exec()
   {
     SELECT_LEX_UNIT *unit= select_lex->master_unit();
 
+    DBUG_EXECUTE_IF("bug11747970_simulate_error",
+                    DBUG_SET("+d,bug11747970_raise_error"););
+
     optimized= 1;
     unit->set_limit(unit->global_parameters);
     if (join->optimize())
     {
       thd->where= save_where;
-      executed= 1;
+      optimize_error= 1;
       thd->lex->current_select= save_select;
       DBUG_RETURN(join->error ? join->error : 1);
     }
diff --git a/sql/item_subselect.h b/sql/item_subselect.h
index 16b901e1333..9842641788b 100644
--- a/sql/item_subselect.h
+++ b/sql/item_subselect.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* subselect Item */
 
@@ -431,9 +433,10 @@ protected:
 
 class subselect_single_select_engine: public subselect_engine
 {
-  bool prepared; /* simple subselect is prepared */
-  bool optimized; /* simple subselect is optimized */
-  bool executed; /* simple subselect is executed */
+  bool prepared;       /* simple subselect is prepared */
+  bool optimized;      /* simple subselect is optimized */
+  bool executed;       /* simple subselect is executed */
+  bool optimize_error; /* simple subselect optimization failed */
   st_select_lex *select_lex; /* corresponding select_lex */
   JOIN * join; /* corresponding JOIN structure */
 public:
diff --git a/sql/item_sum.cc b/sql/item_sum.cc
index d71258d8748..ce7602b7f03 100644
--- a/sql/item_sum.cc
+++ b/sql/item_sum.cc
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -247,10 +248,10 @@ bool Item_sum::check_sum_func(THD *thd, Item **ref)
           in_sum_func->outer_fields.push_back(field);
         }
         else
-          sel->full_group_by_flag|= NON_AGG_FIELD_USED;
+          sel->set_non_agg_field_used(true);
       }
       if (sel->nest_level > aggr_level &&
-          (sel->full_group_by_flag & SUM_FUNC_USED) &&
+          (sel->agg_func_used()) &&
           !sel->group_list.elements)
       {
         my_message(ER_MIX_OF_GROUP_FUNC_AND_FIELDS,
@@ -259,7 +260,7 @@ bool Item_sum::check_sum_func(THD *thd, Item **ref)
       }
     }
   }
-  aggr_sel->full_group_by_flag|= SUM_FUNC_USED;
+  aggr_sel->set_agg_func_used(true);
   update_used_tables();
   thd->lex->in_sum_func= in_sum_func;
   return FALSE;
diff --git a/sql/item_sum.h b/sql/item_sum.h
index 851b77ddeae..3d4b00e3b52 100644
--- a/sql/item_sum.h
+++ b/sql/item_sum.h
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* classes for sum functions */
diff --git a/sql/item_timefunc.cc b/sql/item_timefunc.cc
index c17557905bd..0b5392cb0e5 100644
--- a/sql/item_timefunc.cc
+++ b/sql/item_timefunc.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
@@ -1526,6 +1528,11 @@ bool Item_func_from_days::get_date(MYSQL_TIME *ltime, uint fuzzy_date)
     return 1;
   bzero(ltime, sizeof(MYSQL_TIME));
   get_date_from_daynr((long) value, &ltime->year, &ltime->month, &ltime->day);
+
+  if ((null_value= (fuzzy_date & TIME_NO_ZERO_DATE) &&
+       (ltime->year == 0 || ltime->month == 0 || ltime->day == 0)))
+    return TRUE;
+
   ltime->time_type= MYSQL_TIMESTAMP_DATE;
   return 0;
 }
@@ -2451,6 +2458,19 @@ String *Item_char_typecast::val_str(String *str)
   String *res;
   uint32 length;
 
+  if (cast_length >= 0 &&
+      ((unsigned) cast_length) > current_thd->variables.max_allowed_packet)
+  {
+    push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_WARN,
+			ER_WARN_ALLOWED_PACKET_OVERFLOWED,
+			ER(ER_WARN_ALLOWED_PACKET_OVERFLOWED),
+			cast_cs == &my_charset_bin ?
+                        "cast_as_binary" : func_name(),
+                        current_thd->variables.max_allowed_packet);
+    null_value= 1;
+    return 0;
+  }
+
   if (!charset_conversion)
   {
     if (!(res= args[0]->val_str(str)))
@@ -2633,7 +2653,7 @@ String *Item_time_typecast::val_str(String *str)
 
 bool Item_date_typecast::get_date(MYSQL_TIME *ltime, uint fuzzy_date)
 {
-  bool res= get_arg0_date(ltime, TIME_FUZZY_DATE);
+  bool res= get_arg0_date(ltime, fuzzy_date);
   ltime->hour= ltime->minute= ltime->second= ltime->second_part= 0;
   ltime->time_type= MYSQL_TIMESTAMP_DATE;
   return res;
@@ -2691,7 +2711,7 @@ String *Item_func_makedate::val_str(String *str)
   long days;
 
   if (args[0]->null_value || args[1]->null_value ||
-      year < 0 || daynr <= 0)
+      year < 0 || year > 9999 || daynr <= 0)
     goto err;
 
   if (year < 100)
@@ -2734,7 +2754,7 @@ longlong Item_func_makedate::val_int()
   long days;
 
   if (args[0]->null_value || args[1]->null_value ||
-      year < 0 || daynr <= 0)
+      year < 0 || year > 9999 || daynr <= 0)
     goto err;
 
   if (year < 100)
diff --git a/sql/item_timefunc.h b/sql/item_timefunc.h
index 2d499f6ef0e..963e28b80e8 100644
--- a/sql/item_timefunc.h
+++ b/sql/item_timefunc.h
@@ -12,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Function items used by mysql */
diff --git a/sql/item_xmlfunc.cc b/sql/item_xmlfunc.cc
index f491da5b95a..57995b2b643 100644
--- a/sql/item_xmlfunc.cc
+++ b/sql/item_xmlfunc.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifdef __GNUC__
 #pragma implementation
diff --git a/sql/key.cc b/sql/key.cc
index 89423e5280e..fec67b35ebc 100644
--- a/sql/key.cc
+++ b/sql/key.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Functions to handle keys and fields in forms */
diff --git a/sql/lex.h b/sql/lex.h
index 7671f23682d..f304e0412fa 100644
--- a/sql/lex.h
+++ b/sql/lex.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2002 MySQL AB
+/*
+   Copyright (c) 2000-2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* This file includes all reserved words and functions */
diff --git a/sql/lock.cc b/sql/lock.cc
index 9a069d6d96f..1b66fd3d33f 100644
--- a/sql/lock.cc
+++ b/sql/lock.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
diff --git a/sql/log.cc b/sql/log.cc
index 12369640b72..047439f6b73 100644
--- a/sql/log.cc
+++ b/sql/log.cc
@@ -3085,7 +3085,7 @@ bool MYSQL_BIN_LOG::reset_logs(THD* thd)
     thread. If the transaction involved MyISAM tables, it should go
     into binlog even on rollback.
   */
-  VOID(pthread_mutex_lock(&LOCK_thread_count));
+  pthread_mutex_lock(&LOCK_thread_count);
 
   /* Save variables so that we can reopen the log */
   save_name=name;
diff --git a/sql/log.h b/sql/log.h
index df475268cc3..4b32ecfdc02 100644
--- a/sql/log.h
+++ b/sql/log.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef LOG_H
 #define LOG_H
diff --git a/sql/log_event.cc b/sql/log_event.cc
index 217adce4f66..927b61eb391 100644
--- a/sql/log_event.cc
+++ b/sql/log_event.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #ifdef MYSQL_CLIENT
@@ -57,6 +59,11 @@ static int rows_event_stmt_cleanup(Relay_log_info const *rli, THD* thd);
 
 static const char *HA_ERR(int i)
 {
+  /* 
+    This function should only be called in case of an error
+    was detected 
+   */
+  DBUG_ASSERT(i != 0);
   switch (i) {
   case HA_ERR_KEY_NOT_FOUND: return "HA_ERR_KEY_NOT_FOUND";
   case HA_ERR_FOUND_DUPP_KEY: return "HA_ERR_FOUND_DUPP_KEY";
@@ -109,7 +116,7 @@ static const char *HA_ERR(int i)
   case HA_ERR_CORRUPT_EVENT: return "HA_ERR_CORRUPT_EVENT";
   case HA_ERR_ROWS_EVENT_APPLY : return "HA_ERR_ROWS_EVENT_APPLY";
   }
-  return 0;
+  return "No Error!";
 }
 
 /**
@@ -130,7 +137,7 @@ static void inline slave_rows_error_report(enum loglevel level, int ha_error,
                                            TABLE *table, const char * type,
                                            const char *log_name, ulong pos)
 {
-  const char *handler_error= HA_ERR(ha_error);
+  const char *handler_error= (ha_error ? HA_ERR(ha_error) : NULL);
   char buff[MAX_SLAVE_ERRMSG], *slider;
   const char *buff_end= buff + sizeof(buff);
   uint len;
@@ -7611,7 +7618,8 @@ int Rows_log_event::do_apply_event(Relay_log_info const *rli)
 
       error= do_exec_row(rli);
 
-      DBUG_PRINT("info", ("error: %s", HA_ERR(error)));
+      if (error)
+        DBUG_PRINT("info", ("error: %s", HA_ERR(error)));
       DBUG_ASSERT(error != HA_ERR_RECORD_DELETED);
 
       table->in_use = old_thd;
@@ -8342,6 +8350,97 @@ int Table_map_log_event::rewrite_db(const char* new_db, size_t new_len,
  */
 
 #if !defined(MYSQL_CLIENT) && defined(HAVE_REPLICATION)
+
+enum enum_tbl_map_status
+{
+  /* no duplicate identifier found */
+  OK_TO_PROCESS= 0,
+
+  /* this table map must be filtered out */
+  FILTERED_OUT= 1,
+
+  /* identifier mapping table with different properties */
+  SAME_ID_MAPPING_DIFFERENT_TABLE= 2,
+  
+  /* a duplicate identifier was found mapping the same table */
+  SAME_ID_MAPPING_SAME_TABLE= 3
+};
+
+/*
+  Checks if this table map event should be processed or not. First
+  it checks the filtering rules, and then looks for duplicate identifiers
+  in the existing list of rli->tables_to_lock.
+
+  It checks that there hasn't been any corruption by verifying that there
+  are no duplicate entries with different properties.
+
+  In some cases, some binary logs could get corrupted, showing several
+  tables mapped to the same table_id, 0 (see: BUG#56226). Thus we do this
+  early sanity check for such cases and avoid that the server crashes 
+  later.
+
+  In some corner cases, the master logs duplicate table map events, i.e.,
+  same id, same database name, same table name (see: BUG#37137). This is
+  different from the above as it's the same table that is mapped again 
+  to the same identifier. Thus we cannot just check for same ids and 
+  assume that the event is corrupted we need to check every property. 
+
+  NOTE: in the event that BUG#37137 ever gets fixed, this extra check 
+        will still be valid because we would need to support old binary 
+        logs anyway.
+
+  @param rli The relay log info reference.
+  @param table_list A list element containing the table to check against.
+  @return OK_TO_PROCESS 
+            if there was no identifier already in rli->tables_to_lock 
+            
+          FILTERED_OUT
+            if the event is filtered according to the filtering rules
+
+          SAME_ID_MAPPING_DIFFERENT_TABLE 
+            if the same identifier already maps a different table in 
+            rli->tables_to_lock
+
+          SAME_ID_MAPPING_SAME_TABLE 
+            if the same identifier already maps the same table in 
+            rli->tables_to_lock.
+*/
+static enum_tbl_map_status
+check_table_map(Relay_log_info const *rli, RPL_TABLE_LIST *table_list)
+{
+  DBUG_ENTER("check_table_map");
+  enum_tbl_map_status res= OK_TO_PROCESS;
+
+  if (rli->sql_thd->slave_thread /* filtering is for slave only */ &&
+      (!rpl_filter->db_ok(table_list->db) ||
+       (rpl_filter->is_on() && !rpl_filter->tables_ok("", table_list))))
+    res= FILTERED_OUT;
+  else
+  {
+    for(RPL_TABLE_LIST *ptr= static_cast<RPL_TABLE_LIST*>(rli->tables_to_lock);
+        ptr; 
+        ptr= static_cast<RPL_TABLE_LIST*>(ptr->next_local))
+    {
+      if (ptr->table_id == table_list->table_id)
+      {
+
+        if (strcmp(ptr->db, table_list->db) || 
+            strcmp(ptr->alias, table_list->table_name) || 
+            ptr->lock_type != TL_WRITE) // the ::do_apply_event always sets TL_WRITE
+          res= SAME_ID_MAPPING_DIFFERENT_TABLE;
+        else
+          res= SAME_ID_MAPPING_SAME_TABLE;
+
+        break;
+      }
+    }
+  }
+
+  DBUG_PRINT("debug", ("check of table map ended up with: %u", res));
+
+  DBUG_RETURN(res);
+}
+
 int Table_map_log_event::do_apply_event(Relay_log_info const *rli)
 {
   RPL_TABLE_LIST *table_list;
@@ -8368,20 +8467,13 @@ int Table_map_log_event::do_apply_event(Relay_log_info const *rli)
   table_list->alias= table_list->table_name = tname_mem;
   table_list->lock_type= TL_WRITE;
   table_list->next_global= table_list->next_local= 0;
-  table_list->table_id= m_table_id;
+  table_list->table_id= DBUG_EVALUATE_IF("inject_tblmap_same_id_maps_diff_table", 0, m_table_id);
   table_list->updating= 1;
   strmov(table_list->db, rpl_filter->get_rewrite_db(m_dbnam, &dummy_len));
   strmov(table_list->table_name, m_tblnam);
-
-  int error= 0;
-
-  if (rli->sql_thd->slave_thread /* filtering is for slave only */ &&
-      (!rpl_filter->db_ok(table_list->db) ||
-       (rpl_filter->is_on() && !rpl_filter->tables_ok("", table_list))))
-  {
-    my_free(memory, MYF(MY_WME));
-  }
-  else
+  DBUG_PRINT("debug", ("table: %s is mapped to %u", table_list->table_name, table_list->table_id));
+  enum_tbl_map_status tblmap_status= check_table_map(rli, table_list);
+  if (tblmap_status == OK_TO_PROCESS)
   {
     DBUG_ASSERT(thd->lex->query_tables != table_list);
 
@@ -8410,8 +8502,48 @@ int Table_map_log_event::do_apply_event(Relay_log_info const *rli)
     const_cast<Relay_log_info*>(rli)->tables_to_lock_count++;
     /* 'memory' is freed in clear_tables_to_lock */
   }
+  else  // FILTERED_OUT, SAME_ID_MAPPING_*
+  {
+    /*
+      If mapped already but with different properties, we raise an
+      error.
+      If mapped already but with same properties we skip the event.
+      If filtered out we skip the event.
+
+      In all three cases, we need to free the memory previously 
+      allocated.
+     */
+    if (tblmap_status == SAME_ID_MAPPING_DIFFERENT_TABLE)
+    {
+      /*
+        Something bad has happened. We need to stop the slave as strange things
+        could happen if we proceed: slave crash, wrong table being updated, ...
+        As a consequence we push an error in this case.
+       */
+
+      char buf[256];
+
+      my_snprintf(buf, sizeof(buf), 
+                  "Found table map event mapping table id %u which "
+                  "was already mapped but with different settings.",
+                  table_list->table_id);
+
+      if (thd->slave_thread)
+        rli->report(ERROR_LEVEL, ER_SLAVE_FATAL_ERROR, 
+                    ER(ER_SLAVE_FATAL_ERROR), buf);
+      else
+        /* 
+          For the cases in which a 'BINLOG' statement is set to 
+          execute in a user session 
+         */
+        my_printf_error(ER_SLAVE_FATAL_ERROR, ER(ER_SLAVE_FATAL_ERROR), 
+                        MYF(0), buf);
+    } 
+    
+    my_free(memory, MYF(0));
+  }
 
-  DBUG_RETURN(error);
+  DBUG_RETURN(tblmap_status == SAME_ID_MAPPING_DIFFERENT_TABLE);
 }
 
 Log_event::enum_skip_reason
@@ -9340,7 +9472,8 @@ int Rows_log_event::find_row(const Relay_log_info *rli)
   restart_rnd_next:
       error= table->file->ha_rnd_next(table->record[0]);
 
-      DBUG_PRINT("info", ("error: %s", HA_ERR(error)));
+      if (error)
+        DBUG_PRINT("info", ("error: %s", HA_ERR(error)));
       switch (error) {
 
       case 0:
diff --git a/sql/log_event.h b/sql/log_event.h
index 4ea511f45b5..a8b6e95ea2e 100644
--- a/sql/log_event.h
+++ b/sql/log_event.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @addtogroup Replication
diff --git a/sql/log_event_old.cc b/sql/log_event_old.cc
index 5d3ab1f17d5..94e45bc9ca6 100644
--- a/sql/log_event_old.cc
+++ b/sql/log_event_old.cc
@@ -1,3 +1,17 @@
+/* Copyright (c) 2007, 2010, Oracle and/or its affiliates.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 #include "mysql_priv.h"
 #ifndef MYSQL_CLIENT
diff --git a/sql/message.h b/sql/message.h
index 0e7c282d5a1..f0acc03b9bb 100644
--- a/sql/message.h
+++ b/sql/message.h
@@ -1,3 +1,19 @@
+/* Copyright (c) 2008 Sun Microsystems, Inc.

+   Use is subject to license terms.

+

+   This program is free software; you can redistribute it and/or modify

+   it under the terms of the GNU General Public License as published by

+   the Free Software Foundation; version 2 of the License.

+

+   This program is distributed in the hope that it will be useful,

+   but WITHOUT ANY WARRANTY; without even the implied warranty of

+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+   GNU General Public License for more details.

+

+   You should have received a copy of the GNU General Public License

+   along with this program; if not, write to the Free Software

+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */

+

 /*

   To change or add messages mysqld writes to the Windows error log, run

    mc.exe message.mc

@@ -48,8 +64,8 @@
 // MessageText:

 //

 //  %1For more information, see Help and Support Center at http://www.mysql.com.

-//  
-//  
+//  

+//  

 //

 #define MSG_DEFAULT                      0xC0000064L

 

diff --git a/sql/my_decimal.cc b/sql/my_decimal.cc
index 2bbdeed2d87..960ccbf3439 100644
--- a/sql/my_decimal.cc
+++ b/sql/my_decimal.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include <time.h>
@@ -95,10 +97,11 @@ int my_decimal2string(uint mask, const my_decimal *d,
     UNSIGNED. Hence the buffer for a ZEROFILLed value is the length
     the user requested, plus one for a possible decimal point, plus
     one if the user only wanted decimal places, but we force a leading
-    zero on them. Because the type is implicitly UNSIGNED, we do not
-    need to reserve a character for the sign. For all other cases,
-    fixed_prec will be 0, and my_decimal_string_length() will be called
-    instead to calculate the required size of the buffer.
+    zero on them, plus one for the '\0' terminator. Because the type
+    is implicitly UNSIGNED, we do not need to reserve a character for
+    the sign. For all other cases, fixed_prec will be 0, and
+    my_decimal_string_length() will be called instead to calculate the
+    required size of the buffer.
   */
   int length= (fixed_prec
                ? (fixed_prec + ((fixed_prec == fixed_dec) ? 1 : 0) + 1)
@@ -276,7 +279,7 @@ print_decimal_buff(const my_decimal *dec, const uchar* ptr, int length)
 
 const char *dbug_decimal_as_string(char *buff, const my_decimal *val)
 {
-  int length= DECIMAL_MAX_STR_LENGTH;
+  int length= DECIMAL_MAX_STR_LENGTH + 1;     /* minimum size for buff */
   if (!val)
     return "NULL";
   (void)decimal2string((decimal_t*) val, buff, &length, 0,0,0);
diff --git a/sql/my_decimal.h b/sql/my_decimal.h
index 86f5db29ed7..845aecb972c 100644
--- a/sql/my_decimal.h
+++ b/sql/my_decimal.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -55,7 +57,7 @@ C_MODE_END
 
 /**
   maximum length of string representation (number of maximum decimal
-  digits + 1 position for sign + 1 position for decimal point)
+  digits + 1 position for sign + 1 position for decimal point, no terminator)
 */
 #define DECIMAL_MAX_STR_LENGTH (DECIMAL_MAX_POSSIBLE_PRECISION + 2)
 
@@ -91,24 +93,51 @@ inline int my_decimal_int_part(uint precision, uint decimals)
 
 class my_decimal :public decimal_t
 {
+  /*
+    Several of the routines in strings/decimal.c have had buffer
+    overrun/underrun problems. These are *not* caught by valgrind.
+    To catch them, we allocate dummy fields around the buffer,
+    and test that their values do not change.
+   */
+#if !defined(DBUG_OFF)
+  int foo1;
+#endif
+
   decimal_digit_t buffer[DECIMAL_BUFF_LENGTH];
 
+#if !defined(DBUG_OFF)
+  int foo2;
+  static const int test_value= 123;
+#endif
+
 public:
 
   void init()
   {
+#if !defined(DBUG_OFF)
+    foo1= test_value;
+    foo2= test_value;
+#endif
     len= DECIMAL_BUFF_LENGTH;
     buf= buffer;
-#if !defined (HAVE_valgrind) && !defined(DBUG_OFF)
-    /* Set buffer to 'random' value to find wrong buffer usage */
-    for (uint i= 0; i < DECIMAL_BUFF_LENGTH; i++)
-      buffer[i]= i;
-#endif
+    TRASH(buffer, sizeof(buffer));
   }
+
   my_decimal()
   {
     init();
   }
+  ~my_decimal()
+  {
+    sanity_check();
+  }
+
+  void sanity_check()
+  {
+    DBUG_ASSERT(foo1 == test_value);
+    DBUG_ASSERT(foo2 == test_value);
+  }
+
   void fix_buffer_pointer() { buf= buffer; }
 
   bool sign() const { return decimal_t::sign; }
@@ -212,6 +241,7 @@ inline uint32 my_decimal_precision_to_length(uint precision, uint8 scale,
 inline
 int my_decimal_string_length(const my_decimal *d)
 {
+  /* length of string representation including terminating '\0' */
   return decimal_string_size(d);
 }
 
diff --git a/sql/mysql_priv.h b/sql/mysql_priv.h
index 22ce8547c96..065425c4c96 100644
--- a/sql/mysql_priv.h
+++ b/sql/mysql_priv.h
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -698,6 +700,10 @@ enum enum_check_fields
 extern "C" THD *_current_thd_noinline();
 #define _current_thd() _current_thd_noinline()
 #else
+/*
+  THR_THD is a key which will be used to set/get THD* for a thread,
+  using my_pthread_setspecific_ptr()/my_thread_getspecific_ptr().
+*/
 extern pthread_key(THD*, THR_THD);
 inline THD *_current_thd(void)
 {
@@ -858,7 +864,7 @@ void sql_print_warning(const char *format, ...) ATTRIBUTE_FORMAT(printf, 1, 2);
 void sql_print_information(const char *format, ...)
   ATTRIBUTE_FORMAT(printf, 1, 2);
 typedef void (*sql_print_message_func)(const char *format, ...)
-  ATTRIBUTE_FORMAT(printf, 1, 2);
+  ATTRIBUTE_FORMAT_FPTR(printf, 1, 2);
 extern sql_print_message_func sql_print_message_handlers[];
 
 int error_log_print(enum loglevel level, const char *format,
@@ -1525,13 +1531,6 @@ SQL_SELECT *make_select(TABLE *head, table_map const_tables,
 extern Item **not_found_item;
 
 /*
-  A set of constants used for checking non aggregated fields and sum
-  functions mixture in the ONLY_FULL_GROUP_BY_MODE.
-*/
-#define NON_AGG_FIELD_USED  1
-#define SUM_FUNC_USED       2
-
-/*
   This enumeration type is used only by the function find_item_in_list
   to return the info on how an item has been resolved against a list
   of possibly aliased items.
@@ -2083,6 +2082,10 @@ extern TABLE_LIST general_log, slow_log;
 extern FILE *bootstrap_file;
 extern int bootstrap_error;
 extern FILE *stderror_file;
+/*
+  THR_MALLOC is a key which will be used to set/get MEM_ROOT** for a thread,
+  using my_pthread_setspecific_ptr()/my_thread_getspecific_ptr().
+*/
 extern pthread_key(MEM_ROOT**,THR_MALLOC);
 extern pthread_mutex_t LOCK_mysql_create_db,LOCK_Acl,LOCK_open, LOCK_lock_db,
        LOCK_mapped_file,LOCK_user_locks, LOCK_status,
diff --git a/sql/mysqld.cc b/sql/mysqld.cc
index 0377d965b16..0d0ad919515 100644
--- a/sql/mysqld.cc
+++ b/sql/mysqld.cc
@@ -1,6 +1,5 @@
-/* Copyright (C) 2000-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
-   2010 Oracle and/or its affiliates
-   2009-2011 Monty Program Ab
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -13,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #define DEFINE_VARIABLES_LOG_SLOW          // Declare variables in log_slow.h
 #include "mysql_priv.h"
@@ -165,12 +165,12 @@ static void getvolumeID(BYTE *volumeName);
 int initgroups(const char *,unsigned int);
 #endif
 
-#if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H)
+#if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H) && !defined(HAVE_FEDISABLEEXCEPT)
 #include <ieeefp.h>
 #ifdef HAVE_FP_EXCEPT				// Fix type conflict
 typedef fp_except fp_except_t;
 #endif
-#endif /* __FreeBSD__ && HAVE_IEEEFP_H */
+#endif /* __FreeBSD__ && HAVE_IEEEFP_H && !HAVE_FEDISABLEEXCEPT */
 #ifdef HAVE_SYS_FPU_H
 /* for IRIX to use set_fpc_csr() */
 #include <sys/fpu.h>
@@ -196,19 +196,24 @@ extern "C" my_bool reopen_fstreams(const char *filename,
 
 inline void setup_fpu()
 {
-#if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H)
+#if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H) && !defined(HAVE_FEDISABLEEXCEPT)
   /* We can't handle floating point exceptions with threads, so disable
      this on freebsd
-     Don't fall for overflow, underflow,divide-by-zero or loss of precision
+     Don't fall for overflow, underflow,divide-by-zero or loss of precision.
+     fpsetmask() is deprecated in favor of fedisableexcept() in C99.
   */
-#if defined(__i386__)
+#if defined(FP_X_DNML)
   fpsetmask(~(FP_X_INV | FP_X_DNML | FP_X_OFL | FP_X_UFL | FP_X_DZ |
 	      FP_X_IMP));
 #else
   fpsetmask(~(FP_X_INV |             FP_X_OFL | FP_X_UFL | FP_X_DZ |
               FP_X_IMP));
-#endif /* __i386__ */
-#endif /* __FreeBSD__ && HAVE_IEEEFP_H */
+#endif /* FP_X_DNML */
+#endif /* __FreeBSD__ && HAVE_IEEEFP_H && !HAVE_FEDISABLEEXCEPT */
+
+#ifdef HAVE_FEDISABLEEXCEPT
+  fedisableexcept(FE_ALL_EXCEPT);
+#endif
 
 #ifdef HAVE_FESETROUND
     /* Set FPU rounding mode to "round-to-nearest" */
@@ -2026,6 +2031,12 @@ void unlink_thd(THD *thd)
   pthread_mutex_unlock(&LOCK_connection_count);
 
   (void) pthread_mutex_lock(&LOCK_thread_count);
+  /*
+    Used by binlog_reset_master.  It would be cleaner to use
+    DEBUG_SYNC here, but that's not possible because the THD's debug
+    sync feature has been shut down at this point.
+  */
+  DBUG_EXECUTE_IF("sleep_after_lock_thread_count_before_delete_thd", sleep(5););
   thread_count--;
   delete thd;
   DBUG_VOID_RETURN;
@@ -8242,11 +8253,11 @@ static void usage(void)
   print_version();
   puts("\
 Copyright (C) 2000-2008 MySQL AB, by Monty and others.\n\
-Copyright (C) 2008 Sun Microsystems, Inc.\n\
+Copyright (C) 2000, 2011 Oracle.\n\
 Copyright (C) 2009-2011 Monty Program Ab.\n\
 This software comes with ABSOLUTELY NO WARRANTY. This is free software,\n\
 and you are welcome to modify and redistribute it under the GPL license\n\n\
-Starts the MySQL database server.\n");
+Starts the MariaDB database server.\n");
 
   printf("Usage: %s [OPTIONS]\n", my_progname);
   if (!opt_verbose)
@@ -9558,12 +9569,15 @@ fn_format_relative_to_data_home(char * to, const char *name,
 bool is_secure_file_path(char *path)
 {
   char buff1[FN_REFLEN], buff2[FN_REFLEN];
+  size_t opt_secure_file_priv_len;
   /*
     All paths are secure if opt_secure_file_path is 0
   */
   if (!opt_secure_file_priv)
     return TRUE;
 
+  opt_secure_file_priv_len= strlen(opt_secure_file_priv);
+
   if (strlen(path) >= FN_REFLEN)
     return FALSE;
 
@@ -9579,7 +9593,21 @@ bool is_secure_file_path(char *path)
       return FALSE;
   }
   convert_dirname(buff2, buff1, NullS);
-  return is_prefix(buff2, opt_secure_file_priv) ? TRUE : FALSE;
+  if (!lower_case_file_system)
+  {
+    if (strncmp(opt_secure_file_priv, buff2, opt_secure_file_priv_len))
+      return FALSE;
+  }
+  else
+  {
+    if (files_charset_info->coll->strnncoll(files_charset_info,
+                                            (uchar *) buff2, strlen(buff2),
+                                            (uchar *) opt_secure_file_priv,
+                                            opt_secure_file_priv_len,
+                                            TRUE))
+      return FALSE;
+  }
+  return TRUE;
 }
 
 
@@ -9648,7 +9676,6 @@ static int fix_paths(void)
   {
     if (*opt_secure_file_priv == 0)
     {
-      /* For easy check later */
       my_free(opt_secure_file_priv, MYF(0));
       opt_secure_file_priv= 0;
     }
diff --git a/sql/opt_range.cc b/sql/opt_range.cc
index ab6c1918fb7..3821665fb22 100644
--- a/sql/opt_range.cc
+++ b/sql/opt_range.cc
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
diff --git a/sql/opt_range.h b/sql/opt_range.h
index 29df043cb69..eaaf4a2a2a8 100644
--- a/sql/opt_range.h
+++ b/sql/opt_range.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* classes to use when handling where clause */
diff --git a/sql/opt_sum.cc b/sql/opt_sum.cc
index eaa3e88abbb..f8a81eac380 100644
--- a/sql/opt_sum.cc
+++ b/sql/opt_sum.cc
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
diff --git a/sql/parse_file.cc b/sql/parse_file.cc
index 5bc16e55ec0..e5b2953e969 100644
--- a/sql/parse_file.cc
+++ b/sql/parse_file.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2004 MySQL AB
+/*
+   Copyright (c) 2004-2007 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
diff --git a/sql/parse_file.h b/sql/parse_file.h
index 1e649657c57..2ebcd2ec987 100644
--- a/sql/parse_file.h
+++ b/sql/parse_file.h
@@ -1,5 +1,7 @@
 /* -*- C++ -*- */
-/* Copyright (C) 2004 MySQL AB
+/*
+   Copyright (c) 2004-2007 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +14,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _PARSE_FILE_H_
 #define _PARSE_FILE_H_
diff --git a/sql/partition_info.cc b/sql/partition_info.cc
index 9e07d735598..ac3042fd815 100644
--- a/sql/partition_info.cc
+++ b/sql/partition_info.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2006 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* Some general useful functions */
 
diff --git a/sql/partition_info.h b/sql/partition_info.h
index 9f438e8260b..a5040983902 100644
--- a/sql/partition_info.h
+++ b/sql/partition_info.h
@@ -1,4 +1,6 @@
-/* Copyright 2006-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2006-2008 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifdef USE_PRAGMA_INTERFACE
 #pragma interface			/* gcc class implementation */
diff --git a/sql/password.c b/sql/password.c
index 0cfa15b15d6..27fbb07b6e3 100644
--- a/sql/password.c
+++ b/sql/password.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* password checking routines */
 /*****************************************************************************
@@ -175,21 +177,16 @@ void scramble_323(char *to, const char *message, const char *password)
 }
 
 
-/*
-    Check scrambled message
-    Used in pre 4.1 password handling
-  SYNOPSIS
-    check_scramble_323()
-    scrambled  scrambled message to check.
-    message    original random message which was used for scrambling; must
-               be exactly SCRAMBLED_LENGTH_323 bytes long and
-               NULL-terminated.
-    hash_pass  password which should be used for scrambling
-    All params are IN.
+/**
+  Check scrambled message. Used in pre 4.1 password handling.
 
-  RETURN VALUE
-    0 - password correct
-   !0 - password invalid
+  @param scrambled  Scrambled message to check.
+  @param message    Original random message which was used for scrambling.
+  @param hash_pass  Password which should be used for scrambling.
+
+  @remark scrambled and message must be SCRAMBLED_LENGTH_323 bytes long.
+
+  @return FALSE if password is correct, TRUE otherwise.
 */
 
 my_bool
@@ -198,9 +195,16 @@ check_scramble_323(const unsigned char *scrambled, const char *message,
 {
   struct my_rnd_struct rand_st;
   ulong hash_message[2];
-  uchar buff[16],*to,extra;                      /* Big enough for check */
+  /* Big enough for checks. */
+  char buff[16], scrambled_buff[SCRAMBLE_LENGTH_323 + 1];
+  char *to, extra;
   const uchar *pos;
 
+  /* Ensure that the scrambled message is null-terminated. */
+  memcpy(scrambled_buff, scrambled, SCRAMBLE_LENGTH_323);
+  scrambled_buff[SCRAMBLE_LENGTH_323]= '\0';
+  scrambled= scrambled_buff;
+
   hash_password(hash_message, message, SCRAMBLE_LENGTH_323);
   my_rnd_init(&rand_st,hash_pass[0] ^ hash_message[0],
              hash_pass[1] ^ hash_message[1]);
diff --git a/sql/protocol.cc b/sql/protocol.cc
index 2db81e925a2..3381cf2f1bb 100644
--- a/sql/protocol.cc
+++ b/sql/protocol.cc
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
@@ -904,7 +906,7 @@ bool Protocol_text::store(const char *from, size_t length,
   CHARSET_INFO *tocs= this->thd->variables.character_set_results;
 #ifndef DBUG_OFF
   DBUG_PRINT("info", ("Protocol_text::store field %u (%u): %.*s", field_pos,
-                      field_count, (int) length, (length == 0? "" : from)));
+                      field_count, (int) length, (length == 0 ? "" : from)));
   DBUG_ASSERT(field_pos < field_count);
   DBUG_ASSERT(field_types == 0 ||
 	      field_types[field_pos] == MYSQL_TYPE_DECIMAL ||
diff --git a/sql/protocol.h b/sql/protocol.h
index 3eb5091a7c7..1560f7272b5 100644
--- a/sql/protocol.h
+++ b/sql/protocol.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2002-2006 MySQL AB
+/*
+   Copyright (c) 2002-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifdef USE_PRAGMA_INTERFACE
 #pragma interface			/* gcc class implementation */
diff --git a/sql/records.cc b/sql/records.cc
index bdb27322a28..208405b0657 100644
--- a/sql/records.cc
+++ b/sql/records.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
@@ -627,7 +629,7 @@ static int rr_cmp(uchar *a,uchar *b)
   if (a[4] != b[4])
     return (int) a[4] - (int) b[4];
   if (a[5] != b[5])
-    return (int) a[1] - (int) b[5];
+    return (int) a[5] - (int) b[5];
   if (a[6] != b[6])
     return (int) a[6] - (int) b[6];
   return (int) a[7] - (int) b[7];
diff --git a/sql/repl_failsafe.cc b/sql/repl_failsafe.cc
index 9b1b1f70784..374ef77c297 100644
--- a/sql/repl_failsafe.cc
+++ b/sql/repl_failsafe.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2001-2006 MySQL AB & Sasha
+/*
+   Copyright (c) 2001, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
diff --git a/sql/rpl_constants.h b/sql/rpl_constants.h
index 32fb4b8a7f2..3c605d24563 100644
--- a/sql/rpl_constants.h
+++ b/sql/rpl_constants.h
@@ -1,3 +1,19 @@
+/* Copyright (c) 2007 MySQL AB, 2008 Sun Microsystems, Inc.
+   Use is subject to license terms.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
+
 #ifndef RPL_CONSTANTS_H
 #define RPL_CONSTANTS_H
 
diff --git a/sql/rpl_filter.cc b/sql/rpl_filter.cc
index 8c0523f6766..1ccd3ccc0fe 100644
--- a/sql/rpl_filter.cc
+++ b/sql/rpl_filter.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2005-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
    
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
    
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "rpl_filter.h"
diff --git a/sql/rpl_injector.cc b/sql/rpl_injector.cc
index 07d9452abe9..b84cfe413a6 100644
--- a/sql/rpl_injector.cc
+++ b/sql/rpl_injector.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2006 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h" 
 #include "rpl_injector.h"
diff --git a/sql/rpl_mi.cc b/sql/rpl_mi.cc
index 47fc88c9a8a..7011f59adf0 100644
--- a/sql/rpl_mi.cc
+++ b/sql/rpl_mi.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include <my_global.h> // For HAVE_REPLICATION
 #include "mysql_priv.h"
diff --git a/sql/rpl_mi.h b/sql/rpl_mi.h
index d63432545e5..8bb1757d917 100644
--- a/sql/rpl_mi.h
+++ b/sql/rpl_mi.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef RPL_MI_H
 #define RPL_MI_H
diff --git a/sql/rpl_record.cc b/sql/rpl_record.cc
index 35e283a886e..5a33b62538b 100644
--- a/sql/rpl_record.cc
+++ b/sql/rpl_record.cc
@@ -1,4 +1,6 @@
-/* Copyright 2007 MySQL AB.
+/*
+   Copyright (c) 2007, 2010, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "rpl_rli.h"
diff --git a/sql/rpl_record.h b/sql/rpl_record.h
index 90b3257848c..6005d57daf3 100644
--- a/sql/rpl_record.h
+++ b/sql/rpl_record.h
@@ -1,4 +1,6 @@
-/* Copyright 2007 MySQL AB.
+/*
+   Copyright (c) 2007, 2010, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef RPL_RECORD_H
 #define RPL_RECORD_H
diff --git a/sql/rpl_record_old.cc b/sql/rpl_record_old.cc
index ab4e993ce41..f861ffb10f7 100644
--- a/sql/rpl_record_old.cc
+++ b/sql/rpl_record_old.cc
@@ -1,3 +1,18 @@
+/* Copyright (c) 2007 MySQL AB
+   Use is subject to license terms.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 #include "mysql_priv.h"
 #include "rpl_rli.h"
diff --git a/sql/rpl_reporting.cc b/sql/rpl_reporting.cc
index a09140de3c4..65370d1e3d9 100644
--- a/sql/rpl_reporting.cc
+++ b/sql/rpl_reporting.cc
@@ -1,3 +1,18 @@
+/* Copyright (c) 2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
 #include "mysql_priv.h"
 #include "rpl_reporting.h"
diff --git a/sql/rpl_reporting.h b/sql/rpl_reporting.h
index ce33407e516..cc7c4c2bb71 100644
--- a/sql/rpl_reporting.h
+++ b/sql/rpl_reporting.h
@@ -1,3 +1,19 @@
+/* Copyright (c) 2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
+
 #ifndef RPL_REPORTING_H
 #define RPL_REPORTING_H
 
diff --git a/sql/rpl_rli.cc b/sql/rpl_rli.cc
index 6319bbb60cf..3a9990bb20f 100644
--- a/sql/rpl_rli.cc
+++ b/sql/rpl_rli.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 
diff --git a/sql/rpl_rli.h b/sql/rpl_rli.h
index 5cafcf47086..0fd07901fdf 100644
--- a/sql/rpl_rli.h
+++ b/sql/rpl_rli.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef RPL_RLI_H
 #define RPL_RLI_H
@@ -219,7 +221,13 @@ public:
 #endif  
 
   /* if not set, the value of other members of the structure are undefined */
-  bool inited;
+  /*
+    inited changes its value within LOCK_active_mi-guarded critical
+    sections  at times of start_slave_threads() (0->1) and end_slave() (1->0).
+    Readers may not acquire the mutex while they realize potential concurrency
+    issue.
+  */
+  volatile bool inited;
   volatile bool abort_slave;
   volatile uint slave_running;
 
diff --git a/sql/rpl_tblmap.cc b/sql/rpl_tblmap.cc
index 6ef9a8623fe..78b695b8e7c 100644
--- a/sql/rpl_tblmap.cc
+++ b/sql/rpl_tblmap.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2005 MySQL AB
+/*
+   Copyright (c) 2005-2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 
diff --git a/sql/rpl_utility.cc b/sql/rpl_utility.cc
index 6058c473e9f..d304d5fbd6a 100644
--- a/sql/rpl_utility.cc
+++ b/sql/rpl_utility.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2006 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "rpl_utility.h"
 #include "rpl_rli.h"
diff --git a/sql/rpl_utility.h b/sql/rpl_utility.h
index b209c9140d1..701b9f3c5de 100644
--- a/sql/rpl_utility.h
+++ b/sql/rpl_utility.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2006 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef RPL_UTILITY_H
 #define RPL_UTILITY_H
diff --git a/sql/set_var.cc b/sql/set_var.cc
index 4aa30b5634d..b5b19f52c9e 100644
--- a/sql/set_var.cc
+++ b/sql/set_var.cc
@@ -1,5 +1,6 @@
-/* Copyright (c) 2002, 2010, Oracle and/or its affiliates.
-   2009-2010 Monty Program Ab
+/*
+   Copyright (c) 2002, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @file
diff --git a/sql/share/Makefile.am b/sql/share/Makefile.am
index 8b89d3e55ac..892a720900e 100644
--- a/sql/share/Makefile.am
+++ b/sql/share/Makefile.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2000 MySQL AB
+# Copyright (c) 2000, 2010, Oracle and/or its affiliates
 # 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -11,7 +11,7 @@
 # 
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 
 ## Process this file with automake to create Makefile.in
 
diff --git a/sql/share/charsets/cp1251.xml b/sql/share/charsets/cp1251.xml
index 06ba8a5a4b9..4cd584c0bf5 100644
--- a/sql/share/charsets/cp1251.xml
+++ b/sql/share/charsets/cp1251.xml
@@ -3,7 +3,7 @@
 <charsets>
 
 <copyright>
- Copyright (C) 2003 MySQL AB
+ Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -16,7 +16,7 @@
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 </copyright>
 
 <charset name="cp1251">
diff --git a/sql/share/errmsg.txt b/sql/share/errmsg.txt
index a872fa1f1e9..d3d038e9b82 100644
--- a/sql/share/errmsg.txt
+++ b/sql/share/errmsg.txt
@@ -2494,10 +2494,10 @@ ER_TOO_BIG_SELECT 42000
         cze "Zadan-Bý SELECT by procházel pøíli¹ mnoho záznamù a trval velmi dlouho. Zkontrolujte tvar WHERE a je-li SELECT v poøádku, pou¾ijte SET SQL_BIG_SELECTS=1"
         dan "SELECT ville undersøge for mange poster og ville sandsynligvis tage meget lang tid. Undersøg WHERE delen og brug SET SQL_BIG_SELECTS=1 hvis udtrykket er korrekt"
         nla "Het SELECT-statement zou te veel records analyseren en dus veel tijd in beslagnemen. Kijk het WHERE-gedeelte van de query na en kies SET SQL_BIG_SELECTS=1 als het stament in orde is."
-        eng "The SELECT would examine more than MAX_JOIN_SIZE rows; check your WHERE and use SET SQL_BIG_SELECTS=1 or SET SQL_MAX_JOIN_SIZE=# if the SELECT is okay"
+        eng "The SELECT would examine more than MAX_JOIN_SIZE rows; check your WHERE and use SET SQL_BIG_SELECTS=1 or SET MAX_JOIN_SIZE=# if the SELECT is okay"
         est "SELECT lause peab läbi vaatama suure hulga kirjeid ja võtaks tõenäoliselt liiga kaua aega. Tasub kontrollida WHERE klauslit ja vajadusel kasutada käsku SET SQL_BIG_SELECTS=1"
         fre "SELECT va devoir examiner beaucoup d'enregistrements ce qui va prendre du temps. Vérifiez la clause WHERE et utilisez SET SQL_BIG_SELECTS=1 si SELECT se passe bien"
-        ger "Die Ausführung des SELECT würde zu viele Datensätze untersuchen und wahrscheinlich sehr lange dauern. Bitte WHERE-Klausel überprüfen und gegebenenfalls SET SQL_BIG_SELECTS=1 oder SET SQL_MAX_JOIN_SIZE=# verwenden"
+        ger "Die Ausführung des SELECT würde zu viele Datensätze untersuchen und wahrscheinlich sehr lange dauern. Bitte WHERE-Klausel überprüfen und gegebenenfalls SET SQL_BIG_SELECTS=1 oder SET MAX_JOIN_SIZE=# verwenden"
         greek "Ôï SELECT èá åîåôÜóåé ìåãÜëï áñéèìü åããñáöþí êáé ðéèáíþò èá êáèõóôåñÞóåé. Ðáñáêáëþ åîåôÜóôå ôéò ðáñáìÝôñïõò ôïõ WHERE êáé ÷ñçóéìïðïéåßóôå SET SQL_BIG_SELECTS=1 áí ôï SELECT åßíáé óùóôü"
         hun "A SELECT tul sok rekordot fog megvizsgalni es nagyon sokaig fog tartani. Ellenorizze a WHERE-t es hasznalja a SET SQL_BIG_SELECTS=1 beallitast, ha a SELECT okay"
         ita "La SELECT dovrebbe esaminare troppi record e usare troppo tempo. Controllare la WHERE e usa SET SQL_BIG_SELECTS=1 se e` tutto a posto."
diff --git a/sql/slave.cc b/sql/slave.cc
index 439b9d8f4d3..813cf20464e 100644
--- a/sql/slave.cc
+++ b/sql/slave.cc
@@ -1,5 +1,6 @@
-/* Copyright (C) 2000, 2011, Oracle and/or its affiliates.
-   Copyright (c) 2009-2011, Monty Program Ab
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
@@ -98,7 +100,7 @@ static const char *reconnect_messages[SLAVE_RECON_ACT_MAX][SLAVE_RECON_MSG_MAX]=
 registration on master",
     "Reconnecting after a failed registration on master",
     "failed registering on master, reconnecting to try again, \
-log '%s' at postion %s",
+log '%s' at position %s",
     "COM_REGISTER_SLAVE",
     "Slave I/O thread killed during or after reconnect"
   },
@@ -106,7 +108,7 @@ log '%s' at postion %s",
     "Waiting to reconnect after a failed binlog dump request",
     "Slave I/O thread killed while retrying master dump",
     "Reconnecting after a failed binlog dump request",
-    "failed dump request, reconnecting to try again, log '%s' at postion %s",
+    "failed dump request, reconnecting to try again, log '%s' at position %s",
     "COM_BINLOG_DUMP",
     "Slave I/O thread killed during or after reconnect"
   },
@@ -115,7 +117,7 @@ log '%s' at postion %s",
     "Slave I/O thread killed while waiting to reconnect after a failed read",
     "Reconnecting after a failed master event read",
     "Slave I/O thread: Failed reading log event, reconnecting to retry, \
-log '%s' at postion %s",
+log '%s' at position %s",
     "",
     "Slave I/O thread killed during or after a reconnect done to recover from \
 failed read"
@@ -597,11 +599,15 @@ int start_slave_thread(pthread_handler h_func, pthread_mutex_t *start_lock,
       DBUG_PRINT("sleep",("Waiting for slave thread to start"));
       const char* old_msg = thd->enter_cond(start_cond,cond_lock,
                                             "Waiting for slave thread to start");
-      pthread_cond_wait(start_cond,cond_lock);
+      pthread_cond_wait(start_cond, cond_lock);
       thd->exit_cond(old_msg);
       pthread_mutex_lock(cond_lock); // re-acquire it as exit_cond() released
       if (thd->killed)
+      {
+        if (start_lock)
+          pthread_mutex_unlock(start_lock);
         DBUG_RETURN(thd->killed_errno());
+      }
     }
   }
   if (start_lock)
@@ -2492,6 +2498,7 @@ pthread_handler_t handle_slave_io(void *arg)
 
   thd= new THD; // note that contructor of THD uses DBUG_ !
   THD_CHECK_SENTRY(thd);
+  DBUG_ASSERT(mi->io_thd == 0);
   mi->io_thd = thd;
 
   pthread_detach_this_thread();
@@ -4451,9 +4458,7 @@ int rotate_relay_log(Master_info* mi)
   DBUG_ENTER("rotate_relay_log");
   Relay_log_info* rli= &mi->rli;
   int error= 0;
-
-  /* We don't lock rli->run_lock. This would lead to deadlocks. */
-  pthread_mutex_lock(&mi->run_lock);
+  safe_mutex_assert_owner(&mi->data_lock);
 
   /*
      We need to test inited because otherwise, new_file() will attempt to lock
@@ -4484,7 +4489,6 @@ int rotate_relay_log(Master_info* mi)
   */
   rli->relay_log.harvest_bytes_written(&rli->log_space_total);
 end:
-  pthread_mutex_unlock(&mi->run_lock);
   DBUG_RETURN(error);
 }
 
diff --git a/sql/slave.h b/sql/slave.h
index 1aa5b374e4b..f174b40c108 100644
--- a/sql/slave.h
+++ b/sql/slave.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef SLAVE_H
 #define SLAVE_H
diff --git a/sql/sp.cc b/sql/sp.cc
index 57dbc04be4e..efa5526fed9 100644
--- a/sql/sp.cc
+++ b/sql/sp.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2002, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "sp_head.h"
@@ -713,6 +715,37 @@ Silence_deprecated_warning::handle_error(uint sql_errno, const char *message,
 }
 
 
+class Bad_db_error_handler : public Internal_error_handler
+{
+public:
+  Bad_db_error_handler()
+    :m_error_caught(false)
+  {}
+
+  virtual bool handle_error(uint sql_errno, const char *message,
+                            MYSQL_ERROR::enum_warning_level level,
+                            THD *thd);
+
+  bool error_caught() const { return m_error_caught; }
+
+private:
+  bool m_error_caught;
+};
+
+bool
+Bad_db_error_handler::handle_error(uint sql_errno, const char *message,
+                                   MYSQL_ERROR::enum_warning_level level,
+                                   THD *thd)
+{
+  if (sql_errno == ER_BAD_DB_ERROR)
+  {
+    m_error_caught= true;
+    return true;
+  }
+  return false;
+}
+
+
 static int
 db_load_routine(THD *thd, stored_procedure_type type,
                 sp_name *name, sp_head **sphp,
@@ -731,7 +764,7 @@ db_load_routine(THD *thd, stored_procedure_type type,
   ha_rows old_select_limit= thd->variables.select_limit;
   sp_rcontext *old_spcont= thd->spcont;
   Silence_deprecated_warning warning_handler;
-
+  Bad_db_error_handler db_not_exists_handler;
   char definer_user_name_holder[USERNAME_LENGTH + 1];
   LEX_STRING definer_user_name= { definer_user_name_holder,
                                   USERNAME_LENGTH };
@@ -772,6 +805,7 @@ db_load_routine(THD *thd, stored_procedure_type type,
     goto end;
   }
 
+  thd->push_internal_handler(&db_not_exists_handler);
   /*
     Change the current database (if needed).
 
@@ -782,9 +816,17 @@ db_load_routine(THD *thd, stored_procedure_type type,
                           &cur_db_changed))
   {
     ret= SP_INTERNAL_ERROR;
+    thd->pop_internal_handler();
     goto end;
   }
+  thd->pop_internal_handler();
+  if (db_not_exists_handler.error_caught())
+  {
+    ret= SP_INTERNAL_ERROR;
+    my_error(ER_BAD_DB_ERROR, MYF(0), name->m_db.str);
 
+    goto end;
+  }
   thd->spcont= NULL;
 
   {
diff --git a/sql/sp.h b/sql/sp.h
index 4e3252392f7..8a644aabcf4 100644
--- a/sql/sp.h
+++ b/sql/sp.h
@@ -1,5 +1,7 @@
 /* -*- C++ -*- */
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2002-2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +14,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _SP_H_
 #define _SP_H_
diff --git a/sql/sp_cache.cc b/sql/sp_cache.cc
index a3d3174b8c1..7e98480cffa 100644
--- a/sql/sp_cache.cc
+++ b/sql/sp_cache.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2003-2008 MySQL AB, 2009, 2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #ifdef USE_PRAGMA_IMPLEMENTATION
diff --git a/sql/sp_head.cc b/sql/sp_head.cc
index f4bcf500727..f1f453bada5 100644
--- a/sql/sp_head.cc
+++ b/sql/sp_head.cc
@@ -1,4 +1,5 @@
-/* Copyright 2002-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2002, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #ifdef USE_PRAGMA_IMPLEMENTATION
@@ -1029,12 +1031,22 @@ subst_spvars(THD *thd, sp_instr *instr, LEX_STRING *query_str)
   /*
     Allocate additional space at the end of the new query string for the
     query_cache_send_result_to_client function.
+
+    The query buffer layout is:
+       buffer :==
+            <statement>   The input statement(s)
+            '\0'          Terminating null char
+            <length>      Length of following current database name (size_t)
+            <db_name>     Name of current database
+            <flags>       Flags struct
   */
-  buf_len= qbuf.length() + thd->db_length + 1 + QUERY_CACHE_FLAGS_SIZE + 1;
+  buf_len= qbuf.length() + 1 + sizeof(size_t) + thd->db_length + 
+           QUERY_CACHE_FLAGS_SIZE + 1;
   if ((pbuf= (char *) alloc_root(thd->mem_root, buf_len)))
   {
     memcpy(pbuf, qbuf.ptr(), qbuf.length());
     pbuf[qbuf.length()]= 0;
+    memcpy(pbuf+qbuf.length()+1, (char *) &thd->db_length, sizeof(size_t));
   }
   else
     DBUG_RETURN(TRUE);
@@ -1062,7 +1074,7 @@ void sp_head::recursion_level_error(THD *thd)
   if (m_type == TYPE_ENUM_PROCEDURE)
   {
     my_error(ER_SP_RECURSION_LIMIT, MYF(0),
-             thd->variables.max_sp_recursion_depth,
+             static_cast<int>(thd->variables.max_sp_recursion_depth),
              m_name.str);
   }
   else
@@ -2362,6 +2374,21 @@ void
 sp_head::restore_thd_mem_root(THD *thd)
 {
   DBUG_ENTER("sp_head::restore_thd_mem_root");
+
+  /*
+   In some cases our parser detects a syntax error and calls
+   LEX::cleanup_lex_after_parse_error() method only after
+   finishing parsing the whole routine. In such a situation
+   sp_head::restore_thd_mem_root() will be called twice - the
+   first time as part of normal parsing process and the second
+   time by cleanup_lex_after_parse_error().
+   To avoid ruining active arena/mem_root state in this case we
+   skip restoration of old arena/mem_root if this method has been
+   already called for this routine.
+  */
+  if (!m_thd)
+    DBUG_VOID_RETURN;
+
   Item *flist= free_list;	// The old list
   set_query_arena(thd);         // Get new free_list and mem_root
   state= INITIALIZED_FOR_SP;
@@ -2394,7 +2421,8 @@ bool check_show_routine_access(THD *thd, sp_head *sp, bool *full_access)
   bzero((char*) &tables,sizeof(tables));
   tables.db= (char*) "mysql";
   tables.table_name= tables.alias= (char*) "proc";
-  *full_access= (!check_table_access(thd, SELECT_ACL, &tables, 1, TRUE) ||
+  *full_access= ((!check_table_access(thd, SELECT_ACL, &tables, 1, TRUE) &&
+                  (tables.grant.privilege & SELECT_ACL) != 0) ||
                  (!strcmp(sp->m_definer_user.str,
                           thd->security_ctx->priv_user) &&
                   !strcmp(sp->m_definer_host.str,
diff --git a/sql/sp_head.h b/sql/sp_head.h
index dc237163716..29fa2ff1de2 100644
--- a/sql/sp_head.h
+++ b/sql/sp_head.h
@@ -1,5 +1,6 @@
 /* -*- C++ -*- */
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _SP_HEAD_H_
 #define _SP_HEAD_H_
diff --git a/sql/sp_pcontext.cc b/sql/sp_pcontext.cc
index 302faf3f681..c89d5d0f69c 100644
--- a/sql/sp_pcontext.cc
+++ b/sql/sp_pcontext.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2002-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #ifdef USE_PRAGMA_IMPLEMENTATION
diff --git a/sql/sp_pcontext.h b/sql/sp_pcontext.h
index 75e55880e60..28f211d787b 100644
--- a/sql/sp_pcontext.h
+++ b/sql/sp_pcontext.h
@@ -1,5 +1,7 @@
 /* -*- C++ -*- */
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2002-2007 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +14,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _SP_PCONTEXT_H_
 #define _SP_PCONTEXT_H_
diff --git a/sql/sp_rcontext.cc b/sql/sp_rcontext.cc
index 18c80b2b054..2558055eda3 100644
--- a/sql/sp_rcontext.cc
+++ b/sql/sp_rcontext.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2003-2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #ifdef USE_PRAGMA_IMPLEMENTATION
diff --git a/sql/spatial.cc b/sql/spatial.cc
index 8b869a5b1ca..6e2e03bf5bb 100644
--- a/sql/spatial.cc
+++ b/sql/spatial.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2004 MySQL AB
+/*
+   Copyright (c) 2002, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 
diff --git a/sql/spatial.h b/sql/spatial.h
index f778acd6c34..662c377dc1d 100644
--- a/sql/spatial.h
+++ b/sql/spatial.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2002-2006 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _spatial_h
 #define _spatial_h
diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc
index 0b97cd69559..0953af75b9c 100644
--- a/sql/sql_acl.cc
+++ b/sql/sql_acl.cc
@@ -1979,13 +1979,12 @@ static int replace_user_table(THD *thd, TABLE *table, const LEX_USER &combo,
     */
     else if (!password_len && no_auto_create)
     {
-      my_error(ER_PASSWORD_NO_MATCH, MYF(0), combo.user.str, combo.host.str);
+      my_error(ER_PASSWORD_NO_MATCH, MYF(0));
       goto end;
     }
     else if (!can_create_user)
     {
-      my_error(ER_CANT_CREATE_USER_WITH_GRANT, MYF(0),
-               thd->security_ctx->user, thd->security_ctx->host_or_ip);
+      my_error(ER_CANT_CREATE_USER_WITH_GRANT, MYF(0));
       goto end;
     }
     else if (combo.plugin.str[0])
@@ -7482,12 +7481,20 @@ static ulong parse_client_handshake_packet(MPVIO_EXT *mpvio,
   if (pkt_len < MIN_HANDSHAKE_SIZE)
     return packet_error;
 
+  /*
+    Protocol buffer is guaranteed to always end with \0. (see my_net_read())
+    As the code below depends on this, lets check that.
+  */
+  DBUG_ASSERT(net->read_pos[pkt_len] == 0);
+
   if (mpvio->connect_errors)
     reset_host_errors(&net->vio->remote.sin_addr);
 
   ulong client_capabilities= uint2korr(net->read_pos);
   if (client_capabilities & CLIENT_PROTOCOL_41)
   {
+    if (pkt_len < 32)
+      return packet_error;
     client_capabilities|= ((ulong) uint2korr(net->read_pos+2)) << 16;
     thd->max_client_packet_length= uint4korr(net->read_pos+4);
     DBUG_PRINT("info", ("client_character_set: %d", (uint) net->read_pos[8]));
@@ -7498,6 +7505,8 @@ static ulong parse_client_handshake_packet(MPVIO_EXT *mpvio,
   }
   else
   {
+    if (pkt_len < 5)
+      return packet_error;
     thd->max_client_packet_length= uint3korr(net->read_pos+2);
     end= (char*) net->read_pos+5;
   }
@@ -7842,8 +7851,7 @@ err:
   if (mpvio->status == MPVIO_EXT::FAILURE && !mpvio->thd->is_error())
   {
     inc_host_errors(&mpvio->thd->net.vio->remote.sin_addr);
-    my_error(ER_HANDSHAKE_ERROR, MYF(0),
-             mpvio->thd->security_ctx->host_or_ip);
+    my_error(ER_HANDSHAKE_ERROR, MYF(0));
   }
   return -1;
 }
@@ -8306,7 +8314,7 @@ static int native_password_authenticate(MYSQL_PLUGIN_VIO *vio,
              CR_ERROR : CR_OK;
 
   inc_host_errors(&mpvio->thd->net.vio->remote.sin_addr);
-  my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
+  my_error(ER_HANDSHAKE_ERROR, MYF(0));
   return CR_ERROR;
 }
 
@@ -8358,7 +8366,7 @@ static int old_password_authenticate(MYSQL_PLUGIN_VIO *vio,
                              (ulong *)mpvio->acl_user->salt) ? CR_ERROR : CR_OK;
 
   inc_host_errors(&mpvio->thd->net.vio->remote.sin_addr);
-  my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
+  my_error(ER_HANDSHAKE_ERROR, MYF(0));
   return CR_ERROR;
 }
 
diff --git a/sql/sql_acl.h b/sql/sql_acl.h
index 5078c80cedf..1be2ecd2ef0 100644
--- a/sql/sql_acl.h
+++ b/sql/sql_acl.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000-2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "slave.h" // for tables_ok(), rpl_filter
 
diff --git a/sql/sql_analyse.cc b/sql/sql_analyse.cc
index 218f1a6bab1..91b7e2a8636 100644
--- a/sql/sql_analyse.cc
+++ b/sql/sql_analyse.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Analyse database */
diff --git a/sql/sql_base.cc b/sql/sql_base.cc
index 01649c88b6b..c8b1067425b 100644
--- a/sql/sql_base.cc
+++ b/sql/sql_base.cc
@@ -97,6 +97,13 @@ static TABLE_SHARE *oldest_unused_share, end_of_unused_share;
 static pthread_mutex_t LOCK_table_share;
 static bool table_def_inited= 0;
 
+/**
+  Dummy TABLE instance which is used in reopen_tables() and reattach_merge()
+  functions to mark MERGE tables and their children with which there is some
+  kind of problem and which therefore we need to close.
+*/
+static TABLE bad_merge_marker;
+
 static int open_unireg_entry(THD *thd, TABLE *entry, TABLE_LIST *table_list,
 			     const char *alias,
                              char *cache_key, uint cache_key_length,
@@ -3250,46 +3257,65 @@ void close_data_files_and_morph_locks(THD *thd, const char *db,
 
 
 /**
+  @brief Mark merge parent and children with bad_merge_marker
+
+  @param[in,out]  parent       the TABLE object of the parent
+*/
+
+static void mark_merge_parent_and_children_as_bad(TABLE *parent)
+{
+  TABLE_LIST *child_l;
+  DBUG_ENTER("mark_merge_parent_and_children_as_bad");
+  parent->parent= &bad_merge_marker;
+  for (child_l= parent->child_l; ; child_l= child_l->next_global)
+  {
+    child_l->table->parent= &bad_merge_marker;
+    child_l->table= NULL;
+    if (&child_l->next_global == parent->child_last_l)
+      break;
+  }
+  DBUG_VOID_RETURN;
+}
+
+
+/**
   Reattach MERGE children after reopen.
 
   @param[in]     thd            thread context
-  @param[in,out] err_tables_p   pointer to pointer of tables in error
+
+  @note If reattach failed for certain MERGE table, the table (and all
+        it's children) are marked with bad_merge_marker.
 
   @return       status
-    @retval     FALSE           OK, err_tables_p unchanged
-    @retval     TRUE            Error, err_tables_p contains table(s)
+    @retval     FALSE           OK
+    @retval     TRUE            Error
 */
 
-static bool reattach_merge(THD *thd, TABLE **err_tables_p)
+static bool reattach_merge(THD *thd)
 {
   TABLE *table;
-  TABLE *next;
-  TABLE **prv_p= &thd->open_tables;
   bool error= FALSE;
   DBUG_ENTER("reattach_merge");
 
-  for (table= thd->open_tables; table; table= next)
+  for (table= thd->open_tables; table; table= table->next)
   {
-    next= table->next;
-    DBUG_PRINT("tcache", ("check table: '%s'.'%s' 0x%lx  next: 0x%lx",
+    DBUG_PRINT("tcache", ("check table: '%s'.'%s' 0x%lx",
                           table->s->db.str, table->s->table_name.str,
-                          (long) table, (long) next));
-    /* Reattach children for MERGE tables with "closed data files" only. */
-    if (table->child_l && !table->children_attached)
+                          (long) table));
+    /*
+      Reattach children only for MERGE tables that had children or parent
+      with "closed data files" and were reopen. For extra safety skip MERGE
+      tables which we failed to reopen (should not happen with current code).
+    */
+    if (table->child_l && table->parent != &bad_merge_marker &&
+        !table->children_attached)
     {
       DBUG_PRINT("tcache", ("MERGE parent, attach children"));
-      if(table->file->extra(HA_EXTRA_ATTACH_CHILDREN))
+      if (table->file->extra(HA_EXTRA_ATTACH_CHILDREN))
       {
         my_error(ER_CANT_REOPEN_TABLE, MYF(0), table->alias.c_ptr());
         error= TRUE;
-        /* Remove table from open_tables. */
-        *prv_p= next;
-        if (next)
-          prv_p= &next->next;
-        /* Stack table on error list. */
-        table->next= *err_tables_p;
-        *err_tables_p= table;
-        continue;
+        mark_merge_parent_and_children_as_bad(table);
       }
       else
       {
@@ -3299,7 +3325,6 @@ static bool reattach_merge(THD *thd, TABLE **err_tables_p)
                             table->s->table_name.str, (long) table));
       }
     }
-    prv_p= &table->next;
   }
   DBUG_RETURN(error);
 }
@@ -3329,13 +3354,11 @@ bool reopen_tables(THD *thd, bool get_locks, bool mark_share_as_old)
 {
   TABLE *table,*next,**prev;
   TABLE **tables,**tables_ptr;			// For locks
-  TABLE *err_tables= NULL;
   bool error=0, not_used;
   bool merge_table_found= FALSE;
   const uint flags= MYSQL_LOCK_NOTIFY_IF_NEED_REOPEN |
                     MYSQL_LOCK_IGNORE_GLOBAL_READ_LOCK |
                     MYSQL_LOCK_IGNORE_FLUSH;
-
   DBUG_ENTER("reopen_tables");
 
   if (!thd->open_tables)
@@ -3363,32 +3386,68 @@ bool reopen_tables(THD *thd, bool get_locks, bool mark_share_as_old)
   for (table=thd->open_tables; table ; table=next)
   {
     uint db_stat=table->db_stat;
+    TABLE *parent= table->child_l ? table : table->parent;
     next=table->next;
     DBUG_PRINT("tcache", ("open table: '%s'.'%s' 0x%lx  "
                           "parent: 0x%lx  db_stat: %u",
                           table->s->db.str, table->s->table_name.str,
                           (long) table, (long) table->parent, db_stat));
-    if (table->child_l && !db_stat)
+    /*
+      If we need to reopen child or parent table in a MERGE table, then
+      children in this MERGE table has to be already detached at this
+      point.
+    */
+    DBUG_ASSERT(db_stat || !parent || !parent->children_attached);
+    /*
+      Thanks to the above assumption the below condition will guarantee that
+      merge_table_found is TRUE when we need to reopen child or parent table.
+      Note that it works even in situation when it is only a child and not a
+      parent that needs reopen (this can happen when get_locks == FALSE).
+    */
+    if (table->child_l && !table->children_attached)
       merge_table_found= TRUE;
-    if (!tables || (!db_stat && reopen_table(table)))
+    if (!tables)
     {
-      my_error(ER_CANT_REOPEN_TABLE, MYF(0),
-               table->alias.ptr() ? table->alias.c_ptr() :
-               table->s->table_name.str);
       /*
-        If we could not allocate 'tables', we may close open tables
-        here. If a MERGE table is affected, detach the children first.
-        It is not necessary to clear the child or parent table reference
-        of this table because the TABLE is freed. But we need to clear
-        the child or parent references of the other belonging tables so
-        that they cannot be moved into the unused_tables chain with
-        these pointers set.
+        If we could not allocate 'tables' we close ALL open tables here.
+        Before closing MERGE child or parent we need to detach children
+        and/or clear references in/to them.
       */
-      unlink_open_table(thd, table, 0);
-      /* Restart loop */
-      prev= &thd->open_tables;
-      next= *prev;
-      error=1;
+      if (parent)
+        detach_merge_children(table, TRUE);
+    }
+    else if (table->parent == &bad_merge_marker)
+    {
+      /*
+        This is either a child or a parent of a MERGE table for which
+        we already decided that we are unable to reopen it. Close it.
+
+        Reset parent reference, it may be used while freeing the table.
+      */
+      table->parent= NULL;
+    }
+    else if (!db_stat && reopen_table(table))
+    {
+      /*
+        If we fail to reopen a child or a parent in a MERGE table and the
+        MERGE table is affected for the first time, mark all relevant tables
+        invalid. Otherwise handle it as usual.
+
+        All in all we must end up with:
+        - child tables are detached from parent. This was done earlier,
+          but child<->parent references were kept valid for reopen.
+        - parent is not in the to-be-locked tables
+        - all child tables and parent are not in the THD::open_tables.
+        - all child tables and parent are not in the open_cache.
+
+        Please note that below we do additional pass through THD::open_tables
+        list to achieve the last three points.
+      */
+      if (parent)
+      {
+        mark_merge_parent_and_children_as_bad(parent);
+        table->parent= NULL;
+      }
     }
     else
     {
@@ -3404,21 +3463,59 @@ bool reopen_tables(THD *thd, bool get_locks, bool mark_share_as_old)
 	table->s->version=0;
 	table->open_placeholder= 0;
       }
+      continue;
     }
+    my_error(ER_CANT_REOPEN_TABLE, MYF(0), table->alias.c_ptr());
+    unlink_open_table(thd, table, 0);
+    /* Restart loop, as one of the used tables may now be closed */
+    prev= &thd->open_tables;
+    next= *prev;
+    error=1;
   }
   *prev=0;
   /*
     When all tables are open again, we can re-attach MERGE children to
-    their parents. All TABLE objects are still present.
+    their parents.
+
+    If there was an error while reopening a child or a parent of a MERGE
+    table, or while reattaching child tables to their parents, some tables
+    may have been kept open but marked for close with bad_merge_marker.
+    Close these tables now.
   */
-  DBUG_PRINT("tcache", ("re-attaching MERGE tables: %d", merge_table_found));
-  if (!error && merge_table_found && reattach_merge(thd, &err_tables))
+  if (tables && merge_table_found && (error|= reattach_merge(thd)))
   {
-    while (err_tables)
+    prev= &thd->open_tables;
+    for (table= thd->open_tables; table; table= next)
     {
-      VOID(hash_delete(&open_cache, (uchar*) err_tables));
-      err_tables= err_tables->next;
+      next= table->next;
+      if (table->parent == &bad_merge_marker)
+      {
+        /* Remove merge parent from to-be-locked tables array. */
+        if (get_locks && table->child_l)
+        {
+          TABLE **t;
+          for (t= tables; t < tables_ptr; t++)
+          {
+            if (*t == table)
+            {
+              tables_ptr--;
+              memmove(t, t + 1, (tables_ptr - t) * sizeof(TABLE *));
+              break;
+            }
+          }
+        }
+        /* Reset parent reference, it may be used while freeing the table. */
+        table->parent= NULL;
+        /* Free table. */
+        VOID(hash_delete(&open_cache, (uchar *) table));
+      }
+      else
+      {
+        *prev= table;
+        prev= &table->next;
+      }
     }
+    *prev= 0;
   }
   DBUG_PRINT("tcache", ("open tables to lock: %u",
                         (uint) (tables_ptr - tables)));
@@ -3571,8 +3668,7 @@ bool table_is_used(TABLE *table, bool wait_for_name_lock)
     char *key= table->s->table_cache_key.str;
     uint key_length= table->s->table_cache_key.length;
 
-    DBUG_PRINT("loop", ("table_name: %s",
-                        table->alias.ptr() ? table->alias.c_ptr() : ""));
+    DBUG_PRINT("loop", ("table_name: %s", table->alias.c_ptr()));
     HASH_SEARCH_STATE state;
     for (TABLE *search= (TABLE*) hash_first(&open_cache, (uchar*) key,
                                              key_length, &state);
@@ -4058,7 +4154,7 @@ retry:
      {
        /* Give right error message */
        thd->clear_error();
-       my_error(ER_NOT_KEYFILE, MYF(0), share->table_name.str, my_errno);
+       my_error(ER_NOT_KEYFILE, MYF(0), share->table_name.str);
        sql_print_error("Couldn't repair table: %s.%s", share->db.str,
                        share->table_name.str);
        if (entry->file)
@@ -7649,7 +7745,7 @@ bool setup_fields(THD *thd, Item **ref_pointer_array,
     if (item->with_sum_func && item->type() != Item::SUM_FUNC_ITEM &&
 	sum_func_list)
       item->split_sum_func(thd, ref_pointer_array, *sum_func_list);
-    thd->used_tables|= item->used_tables();
+    thd->lex->used_tables|= item->used_tables();
     thd->lex->current_select->cur_pos_in_select_list++;
   }
   thd->lex->current_select->is_item_list_lookup= save_is_item_list_lookup;
@@ -7759,7 +7855,7 @@ bool setup_tables(THD *thd, Name_resolution_context *context,
   }
   if (tablenr > MAX_TABLES)
   {
-    my_error(ER_TOO_MANY_TABLES,MYF(0),MAX_TABLES);
+    my_error(ER_TOO_MANY_TABLES, MYF(0), static_cast<int>(MAX_TABLES));
     DBUG_RETURN(1);
   }
   for (table_list= tables;
@@ -7996,7 +8092,7 @@ insert_fields(THD *thd, Name_resolution_context *context, const char *db_name,
       views and natural joins this update is performed inside the loop below.
     */
     if (table)
-      thd->used_tables|= table->map;
+      thd->lex->used_tables|= table->map;
 
     /*
       Initialize a generic field iterator for the current table reference.
@@ -8087,7 +8183,7 @@ insert_fields(THD *thd, Name_resolution_context *context, const char *db_name,
           field_table= nj_col->table_ref->table;
           if (field_table)
           {
-            thd->used_tables|= field_table->map;
+            thd->lex->used_tables|= field_table->map;
             field_table->covering_keys.intersect(field->part_of_key);
             field_table->merge_keys.merge(field->part_of_key);
             field_table->used_fields++;
@@ -8095,7 +8191,7 @@ insert_fields(THD *thd, Name_resolution_context *context, const char *db_name,
         }
       }
       else
-        thd->used_tables|= item->used_tables();
+        thd->lex->used_tables|= item->used_tables();
       thd->lex->current_select->cur_pos_in_select_list++;
     }
     /*
diff --git a/sql/sql_binlog.cc b/sql/sql_binlog.cc
index 9713ec1ef5c..1624a9639a1 100644
--- a/sql/sql_binlog.cc
+++ b/sql/sql_binlog.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include "rpl_rli.h"
@@ -232,7 +234,7 @@ void mysql_client_binlog_statement(THD* thd)
           TODO: Maybe a better error message since the BINLOG statement
           now contains several events.
         */
-        my_error(ER_UNKNOWN_ERROR, MYF(0), "Error executing BINLOG statement");
+        my_error(ER_UNKNOWN_ERROR, MYF(0));
         goto end;
       }
     }
diff --git a/sql/sql_cache.cc b/sql/sql_cache.cc
index 8c68f4c44bc..de9447fa356 100644
--- a/sql/sql_cache.cc
+++ b/sql/sql_cache.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Description of the query cache:
@@ -1258,8 +1260,8 @@ def_week_frmt: %lu, in_trans: %d, autocommit: %d",
     /* Key is query + database + flag */
     if (thd->db_length)
     {
-      memcpy(thd->query() + thd->query_length() + 1, thd->db, 
-        thd->db_length);
+      memcpy(thd->query() + thd->query_length() + 1 + sizeof(size_t), 
+             thd->db, thd->db_length);
       DBUG_PRINT("qcache", ("database: %s  length: %u",
 			    thd->db, (unsigned) thd->db_length)); 
     }
@@ -1268,7 +1270,7 @@ def_week_frmt: %lu, in_trans: %d, autocommit: %d",
       DBUG_PRINT("qcache", ("No active database"));
     }
     tot_length= thd->query_length() + thd->db_length + 1 +
-      QUERY_CACHE_FLAGS_SIZE;
+      sizeof(size_t) + QUERY_CACHE_FLAGS_SIZE;
     /*
       We should only copy structure (don't use it location directly)
       because of alignment issue
@@ -1482,7 +1484,29 @@ Query_cache::send_result_to_client(THD *thd, char *sql, uint query_length)
       goto err;
     }
   }
+  {
+    /*
+      We have allocated buffer space (in alloc_query) to hold the
+      SQL statement(s) + the current database name + a flags struct.
+      If the database name has changed during execution, which might
+      happen if there are multiple statements, we need to make
+      sure the new current database has a name with the same length
+      as the previous one.
+    */
+    size_t db_len;
+    memcpy((char *) &db_len, (sql + query_length + 1), sizeof(size_t));
+    if (thd->db_length != db_len)
+    {
+      /*
+        We should probably reallocate the buffer in this case,
+        but for now we just leave it uncached
+      */
 
+      DBUG_PRINT("qcache", 
+                 ("Current database has changed since start of query"));
+      goto err;
+    }
+  }
   /*
     Try to obtain an exclusive lock on the query cache. If the cache is
     disabled or if a full cache flush is in progress, the attempt to
@@ -1504,10 +1528,12 @@ Query_cache::send_result_to_client(THD *thd, char *sql, uint query_length)
 
   Query_cache_block *query_block;
 
-  tot_length= query_length + thd->db_length + 1 + QUERY_CACHE_FLAGS_SIZE;
+  tot_length= query_length + 1 + sizeof(size_t) + 
+              thd->db_length + QUERY_CACHE_FLAGS_SIZE;
+
   if (thd->db_length)
   {
-    memcpy(sql+query_length+1, thd->db, thd->db_length);
+    memcpy(sql + query_length + 1 + sizeof(size_t), thd->db, thd->db_length);
     DBUG_PRINT("qcache", ("database: '%s'  length: %u",
 			  thd->db, (unsigned)thd->db_length));
   }
diff --git a/sql/sql_cache.h b/sql/sql_cache.h
index 91666625a12..a3a91127129 100644
--- a/sql/sql_cache.h
+++ b/sql/sql_cache.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2001-2006 MySQL AB
+/*
+   Copyright (c) 2001-2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _SQL_CACHE_H
 #define _SQL_CACHE_H
diff --git a/sql/sql_class.cc b/sql/sql_class.cc
index 41e59489429..a31c4728720 100644
--- a/sql/sql_class.cc
+++ b/sql/sql_class.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*****************************************************************************
 **
@@ -709,7 +711,6 @@ THD::THD()
   is_slave_error= thread_specific_used= FALSE;
   hash_clear(&handler_tables_hash);
   tmp_table=0;
-  used_tables=0;
   cuted_fields= sent_row_count= row_count= 0L;
   limit_found_rows= 0;
   row_count_func= -1;
@@ -1387,6 +1388,25 @@ bool THD::store_globals()
   return 0;
 }
 
+/*
+  Remove the thread specific info (THD and mem_root pointer) stored during
+  store_global call for this thread.
+*/
+bool THD::restore_globals()
+{
+  /*
+    Assert that thread_stack is initialized: it's necessary to be able
+    to track stack overrun.
+  */
+  DBUG_ASSERT(thread_stack);
+  
+  /* Undocking the thread specific data. */
+  my_pthread_setspecific_ptr(THR_THD, NULL);
+  my_pthread_setspecific_ptr(THR_MALLOC, NULL);
+  
+  return 0;
+}
+
 
 /**
    Untie THD from current thread
@@ -2283,7 +2303,7 @@ int select_export::send_data(List<Item> &items)
         */
         push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
                             WARN_DATA_TRUNCATED, ER(WARN_DATA_TRUNCATED),
-                            item->full_name(), row_count);
+                            item->full_name(), static_cast<long>(row_count));
       }
       cvt_str.length(bytes);
       res= &cvt_str;
@@ -3628,6 +3648,7 @@ bool xid_cache_insert(XID *xid, enum xa_states xa_state)
     xs->xa_state=xa_state;
     xs->xid.set(xid);
     xs->in_thd=0;
+    xs->rm_error=0;
     res=my_hash_insert(&xid_cache, (uchar*)xs);
   }
   pthread_mutex_unlock(&LOCK_xid_cache);
diff --git a/sql/sql_class.h b/sql/sql_class.h
index 57fc3883b1c..4bf1bc3964c 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
    2009-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
@@ -12,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Classes in mysql */
@@ -1773,13 +1775,6 @@ public:
   */
   ha_rows    examined_row_count;
 
-  /*
-    The set of those tables whose fields are referenced in all subqueries
-    of the query.
-    TODO: possibly this it is incorrect to have used tables in THD because
-    with more than one subquery, it is not clear what does the field mean.
-  */
-  table_map  used_tables;
   USER_CONN *user_connect;
   CHARSET_INFO *db_charset;
   /*
@@ -2008,6 +2003,7 @@ public:
   void cleanup_after_query();
   bool store_globals();
   void reset_globals();
+  bool restore_globals();
 #ifdef SIGNAL_WITH_VIO_CLOSE
   inline void set_active_vio(Vio* vio)
   {
diff --git a/sql/sql_connect.cc b/sql/sql_connect.cc
index ec9ea31d0a4..e32dde04de0 100644
--- a/sql/sql_connect.cc
+++ b/sql/sql_connect.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2007 MySQL AB
+/*
+   Copyright (c) 2007, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Functions to autenticate and handle reqests for a connection
@@ -880,7 +882,7 @@ static int check_connection(THD *thd)
 
     if (vio_peer_addr(net->vio, ip, &thd->peer_port))
     {
-      my_error(ER_BAD_HOST_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
+      my_error(ER_BAD_HOST_ERROR, MYF(0));
       return 1;
     }
     if (!(thd->main_security_ctx.ip= my_strdup(ip,MYF(MY_WME))))
diff --git a/sql/sql_crypt.cc b/sql/sql_crypt.cc
index 110083fda36..3ebc28ebbd2 100644
--- a/sql/sql_crypt.cc
+++ b/sql/sql_crypt.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2001, 2003, 2005 MySQL AB
+/*
+   Copyright (c) 2000, 2003, 2005, 2006 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 
diff --git a/sql/sql_crypt.h b/sql/sql_crypt.h
index 7e16807cad9..2c06b0e4ac5 100644
--- a/sql/sql_crypt.h
+++ b/sql/sql_crypt.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2001, 2005 MySQL AB
+/*
+   Copyright (c) 2000, 2005, 2006 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #ifdef USE_PRAGMA_INTERFACE 
diff --git a/sql/sql_cursor.cc b/sql/sql_cursor.cc
index 2b01e43e406..630ba787c72 100644
--- a/sql/sql_cursor.cc
+++ b/sql/sql_cursor.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005-2006 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 #ifdef USE_PRAGMA_IMPLEMENTATION
 #pragma implementation                         /* gcc class implementation */
 #endif
diff --git a/sql/sql_db.cc b/sql/sql_db.cc
index a77ef956925..2a2efe27952 100644
--- a/sql/sql_db.cc
+++ b/sql/sql_db.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* create and drop of databases */
@@ -27,6 +29,7 @@
 #ifdef __WIN__
 #include <direct.h>
 #endif
+#include "debug_sync.h"
 
 #define MAX_DROP_TABLE_Q_LEN      1024
 
@@ -1696,6 +1699,8 @@ bool mysql_change_db(THD *thd, const LEX_STRING *new_db_name, bool force_switch)
   }
 #endif
 
+  DEBUG_SYNC(thd, "before_db_dir_check");
+
   if (check_db_dir_existence(new_db_file_name.str))
   {
     if (force_switch)
diff --git a/sql/sql_delete.cc b/sql/sql_delete.cc
index 6729c34afd3..29cd3262a72 100644
--- a/sql/sql_delete.cc
+++ b/sql/sql_delete.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Delete of records and truncate of tables.
diff --git a/sql/sql_derived.cc b/sql/sql_derived.cc
index 3214c756bc7..3eb89f65f40 100644
--- a/sql/sql_derived.cc
+++ b/sql/sql_derived.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2002-2003 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /*
diff --git a/sql/sql_error.cc b/sql/sql_error.cc
index 835e60cd6ba..55d85625eae 100644
--- a/sql/sql_error.cc
+++ b/sql/sql_error.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 1995-2002 MySQL AB
+/*
+   Copyright (c) 2002-2008 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**********************************************************************
 This file contains the implementation of error and warnings related
diff --git a/sql/sql_handler.cc b/sql/sql_handler.cc
index 85b7e46a313..60d3740931e 100644
--- a/sql/sql_handler.cc
+++ b/sql/sql_handler.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2004 MySQL AB
+/*
+   Copyright (c) 2001, 2010, Oracle and/or its affiliates.
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; version 2 of the License.
@@ -10,7 +11,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* HANDLER ... commands - direct access to ISAM */
diff --git a/sql/sql_help.cc b/sql/sql_help.cc
index 6ede7bb9574..a93fd23a57f 100644
--- a/sql/sql_help.cc
+++ b/sql/sql_help.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 
diff --git a/sql/sql_insert.cc b/sql/sql_insert.cc
index ca0a7ab8d22..99bebe827a4 100644
--- a/sql/sql_insert.cc
+++ b/sql/sql_insert.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* Insert of records */
 
@@ -62,6 +63,8 @@
 #include "slave.h"
 #include "rpl_mi.h"
 
+#include "debug_sync.h"
+
 #ifndef EMBEDDED_LIBRARY
 static bool delayed_get_table(THD *thd, TABLE_LIST *table_list);
 static int write_delayed(THD *thd, TABLE *table, enum_duplicates duplic,
@@ -646,7 +649,7 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
   lock_type= table_list->lock_type;
 
   thd_proc_info(thd, "init");
-  thd->used_tables=0;
+  thd->lex->used_tables=0;
   values= its++;
   value_count= values->elements;
 
@@ -797,7 +800,7 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
     }
     else
     {
-      if (thd->used_tables)			// Column used in values()
+      if (thd->lex->used_tables)		      // Column used in values()
 	restore_record(table,s->default_values);	// Get empty record
       else
       {
@@ -1441,6 +1444,8 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
 	error= HA_ERR_FOUND_DUPP_KEY;         /* Database can't find key */
 	goto err;
       }
+      DEBUG_SYNC(thd, "write_row_replace");
+
       /* Read all columns for the row we are going to replace */
       table->use_all_columns();
       /*
@@ -1635,6 +1640,7 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
   }
   else if ((error=table->file->ha_write_row(table->record[0])))
   {
+    DEBUG_SYNC(thd, "write_row_noreplace");
     if (!info->ignore ||
         table->file->is_fatal_error(error, HA_CHECK_DUP))
       goto err;
@@ -3835,7 +3841,7 @@ select_create::prepare(List<Item> &values, SELECT_LEX_UNIT *u)
 
   if (table->s->fields < values.elements)
   {
-    my_error(ER_WRONG_VALUE_COUNT_ON_ROW, MYF(0), 1);
+    my_error(ER_WRONG_VALUE_COUNT_ON_ROW, MYF(0), 1L);
     DBUG_RETURN(-1);
   }
 
diff --git a/sql/sql_lex.cc b/sql/sql_lex.cc
index f4eb8073d8c..30b53f49b5a 100644
--- a/sql/sql_lex.cc
+++ b/sql/sql_lex.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* A lexical scanner on a temporary buffer with a yacc interface */
@@ -359,6 +361,7 @@ void lex_start(THD *thd)
   lex->server_options.port= -1;
 
   lex->is_lex_started= TRUE;
+  lex->used_tables= 0;
   DBUG_VOID_RETURN;
 }
 
@@ -1633,6 +1636,8 @@ void st_select_lex::init_query()
   nest_level= 0;
   link_next= 0;
   lock_option= TL_READ_DEFAULT;
+  m_non_agg_field_used= false;
+  m_agg_func_used= false;
 }
 
 void st_select_lex::init_select()
@@ -1663,7 +1668,8 @@ void st_select_lex::init_select()
   non_agg_fields.empty();
   cond_value= having_value= Item::COND_UNDEF;
   inner_refs_list.empty();
-  full_group_by_flag= 0;
+  m_non_agg_field_used= false;
+  m_agg_func_used= false;
 }
 
 /*
@@ -2003,6 +2009,9 @@ bool st_select_lex::setup_ref_array(THD *thd, uint order_group_num)
   if (ref_pointer_array)
     return 0;
 
+  // find_order_in_list() may need some extra space, so multiply by two.
+  order_group_num*= 2;
+
   /*
     We have to create array in prepared statement memory if it is
     prepared statement
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 64e2edba0a6..acdbab62076 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /**
   @defgroup Semantic_Analysis Semantic Analysis
@@ -720,16 +722,7 @@ public:
     joins on the right.
   */
   List<String> *prev_join_using;
-  /*
-    Bitmap used in the ONLY_FULL_GROUP_BY_MODE to prevent mixture of aggregate
-    functions and non aggregated fields when GROUP BY list is absent.
-    Bits:
-      0 - non aggregated fields are used in this select,
-          defined as NON_AGG_FIELD_USED.
-      1 - aggregate functions are used in this select,
-          defined as SUM_FUNC_USED.
-  */
-  uint8 full_group_by_flag;
+
   void init_query();
   void init_select();
   st_select_lex_unit* master_unit();
@@ -838,7 +831,22 @@ public:
 
   void clear_index_hints(void) { index_hints= NULL; }
 
-private:  
+  /*
+    For MODE_ONLY_FULL_GROUP_BY we need to maintain two flags:
+     - Non-aggregated fields are used in this select.
+     - Aggregate functions are used in this select.
+    In MODE_ONLY_FULL_GROUP_BY only one of these may be true.
+  */
+  bool non_agg_field_used() const { return m_non_agg_field_used; }
+  bool agg_func_used()      const { return m_agg_func_used; }
+
+  void set_non_agg_field_used(bool val) { m_non_agg_field_used= val; }
+  void set_agg_func_used(bool val)      { m_agg_func_used= val; }
+
+private:
+  bool m_non_agg_field_used;
+  bool m_agg_func_used;
+
   /* current index hint kind. used in filling up index_hints */
   enum index_hint_type current_index_hint_type;
   index_clause_map current_index_hint_clause;
@@ -1852,6 +1860,16 @@ typedef struct st_lex : public Query_tables_list
   uint create_select_pos;
   bool create_select_in_comment;
 
+  /*
+    The set of those tables whose fields are referenced in all subqueries
+    of the query.
+    TODO: possibly this it is incorrect to have used tables in LEX because
+    with subquery, it is not clear what does the field mean. To fix this
+    we should aggregate used tables information for selected expressions
+    into the select_lex.
+  */
+  table_map  used_tables;
+
   st_lex();
 
   virtual ~st_lex()
diff --git a/sql/sql_list.h b/sql/sql_list.h
index dc840cefc66..27882d057b8 100644
--- a/sql/sql_list.h
+++ b/sql/sql_list.h
@@ -1,6 +1,7 @@
 #ifndef INCLUDES_MYSQL_SQL_LIST_H
 #define INCLUDES_MYSQL_SQL_LIST_H
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -13,7 +14,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #ifdef USE_PRAGMA_INTERFACE
diff --git a/sql/sql_load.cc b/sql/sql_load.cc
index 84a31c3a20d..3a1dbef4f3f 100644
--- a/sql/sql_load.cc
+++ b/sql/sql_load.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Copy data from a textfile to table */
@@ -348,21 +350,21 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
 
 #if !defined(__WIN__) && ! defined(__NETWARE__)
     MY_STAT stat_info;
-    if (!my_stat(name,&stat_info,MYF(MY_WME)))
-	    DBUG_RETURN(TRUE);
+    if (!my_stat(name, &stat_info, MYF(MY_WME)))
+      DBUG_RETURN(TRUE);
 
     // if we are not in slave thread, the file must be:
     if (!thd->slave_thread &&
-	      !((stat_info.st_mode & S_IROTH) == S_IROTH &&  // readable by others
-	        (stat_info.st_mode & S_IFLNK) != S_IFLNK && // and not a symlink
-	        ((stat_info.st_mode & S_IFREG) == S_IFREG ||
-	         (stat_info.st_mode & S_IFIFO) == S_IFIFO)))
+        !((stat_info.st_mode & S_IROTH) == S_IROTH &&  // readable by others
+          (stat_info.st_mode & S_IFLNK) != S_IFLNK &&  // and not a symlink
+          ((stat_info.st_mode & S_IFREG) == S_IFREG || // and a regular file
+           (stat_info.st_mode & S_IFIFO) == S_IFIFO))) // or FIFO
     {
-	    my_error(ER_TEXTFILE_NOT_READABLE, MYF(0), name);
-	    DBUG_RETURN(TRUE);
+      my_error(ER_TEXTFILE_NOT_READABLE, MYF(0), name);
+      DBUG_RETURN(TRUE);
     }
     if ((stat_info.st_mode & S_IFIFO) == S_IFIFO)
-	    is_fifo = 1;
+      is_fifo= 1;
 #endif
 
     if ((file=my_open(name,O_RDONLY,MYF(MY_WME))) < 0)
diff --git a/sql/sql_locale.cc b/sql/sql_locale.cc
index 5ddf65cd1b7..a90a47ce0c1 100644
--- a/sql/sql_locale.cc
+++ b/sql/sql_locale.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2005 MySQL AB
+/*
+   Copyright (c) 2006 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   The beginnings of locale(7) support.
diff --git a/sql/sql_manager.cc b/sql/sql_manager.cc
index b082f65bfb9..cf0a73d0ce7 100644
--- a/sql/sql_manager.cc
+++ b/sql/sql_manager.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000, 2002, 2005 MySQL AB
+/*
+   Copyright (c) 2000, 2002, 2005-2007 MySQL AB, 2008 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* 
  * sql_manager.cc
diff --git a/sql/sql_olap.cc b/sql/sql_olap.cc
index 21deef8c664..ddc287c1b6d 100644
--- a/sql/sql_olap.cc
+++ b/sql/sql_olap.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2002, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /*
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index 1ce0308d251..5e45c06996e 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -1,4 +1,6 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #define MYSQL_LEX 1
 #include "mysql_priv.h"
@@ -28,6 +31,7 @@
 #include "events.h"
 #include "sql_trigger.h"
 #include "debug_sync.h"
+#include <rpl_mi.h>
 
 #ifdef WITH_ARIA_STORAGE_ENGINE
 #include "../storage/maria/ha_maria.h"
@@ -502,6 +506,8 @@ static void handle_bootstrap_impl(THD *thd)
     query= (char *) thd->memdup_w_gap(buff, length + 1,
                                       thd->db_length + 1 +
                                       QUERY_CACHE_FLAGS_SIZE);
+    size_t db_len= 0;
+    memcpy(query + length + 1, (char *) &db_len, sizeof(size_t));
     thd->set_query(query, length);
     DBUG_PRINT("query",("%-.4096s", thd->query()));
 #if defined(ENABLED_PROFILING) && defined(COMMUNITY_SERVER)
@@ -1448,6 +1454,14 @@ bool dispatch_command(enum enum_server_command command, THD *thd,
   case COM_REFRESH:
   {
     int not_used;
+
+    /*
+      Initialize thd->lex since it's used in many base functions, such as
+      open_tables(). Otherwise, it remains unitialized and may cause crash
+      during execution of COM_REFRESH.
+    */
+    lex_start(thd);
+    
     status_var_increment(thd->status_var.com_stat[SQLCOM_FLUSH]);
     ulong options= (ulong) (uchar) packet[0];
     if (check_global_access(thd,RELOAD_ACL))
@@ -1907,13 +1921,30 @@ bool alloc_query(THD *thd, const char *packet, uint packet_length)
     pos--;
     packet_length--;
   }
-  /* We must allocate some extra memory for query cache */
+  /* We must allocate some extra memory for query cache 
+
+    The query buffer layout is:
+       buffer :==
+            <statement>   The input statement(s)
+            '\0'          Terminating null char  (1 byte)
+            <length>      Length of following current database name (size_t)
+            <db_name>     Name of current database
+            <flags>       Flags struct
+  */
   if (! (query= (char*) thd->memdup_w_gap(packet,
                                           packet_length,
-                                          1 + thd->db_length +
+                                          1 + sizeof(size_t) + thd->db_length +
                                           QUERY_CACHE_FLAGS_SIZE)))
       return TRUE;
   query[packet_length]= '\0';
+  /*
+    Space to hold the name of the current database is allocated.  We
+    also store this length, in case current database is changed during
+    execution.  We might need to reallocate the 'query' buffer
+  */
+  char *len_pos = (query + packet_length + 1);
+  memcpy(len_pos, (char *) &thd->db_length, sizeof(size_t));
+    
   thd->set_query(query, packet_length);
 
   /* Reclaim some memory */
@@ -2611,6 +2642,12 @@ mysql_execute_command(THD *thd)
       goto end_with_restore_list;
 #endif
     /*
+      If no engine type was given, work out the default now
+      rather than at parse-time.
+    */
+    if (!(create_info.used_fields & HA_CREATE_USED_ENGINE))
+      create_info.db_type= ha_default_handlerton(thd);
+    /*
       If we are using SET CHARSET without DEFAULT, add an implicit
       DEFAULT to not confuse old users. (This may change).
     */
@@ -3964,8 +4001,7 @@ end_with_restore_list:
             hostname_requires_resolving(user->host.str))
           push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
                               ER_WARN_HOSTNAME_WONT_WORK,
-                              ER(ER_WARN_HOSTNAME_WONT_WORK),
-                              user->host.str);
+                              ER(ER_WARN_HOSTNAME_WONT_WORK));
         // Are we trying to change a password of another user
         DBUG_ASSERT(user->host.str != 0);
         if (strcmp(thd->security_ctx->user, user->user.str) ||
@@ -5957,7 +5993,7 @@ mysql_new_select(LEX *lex, bool move_down)
   lex->nest_level++;
   if (lex->nest_level > (int) MAX_SELECT_NESTING)
   {
-    my_error(ER_TOO_HIGH_LEVEL_OF_NESTING_FOR_SELECT,MYF(0),MAX_SELECT_NESTING);
+    my_error(ER_TOO_HIGH_LEVEL_OF_NESTING_FOR_SELECT, MYF(0));
     DBUG_RETURN(1);
   }
   select_lex->nest_level= lex->nest_level;
@@ -7066,9 +7102,9 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables,
     }
 #ifdef HAVE_REPLICATION
     int rotate_error= 0;
-    pthread_mutex_lock(&LOCK_active_mi);
+    pthread_mutex_lock(&active_mi->data_lock);
     rotate_error= rotate_relay_log(active_mi);
-    pthread_mutex_unlock(&LOCK_active_mi);
+    pthread_mutex_unlock(&active_mi->data_lock);
     if (rotate_error)
       *write_to_binlog= -1;
 #endif
@@ -7079,7 +7115,14 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables,
     if (ha_flush_logs(NULL))
       result=1;
     if (flush_error_log())
-      result=1;
+    {
+      /*
+        When flush_error_log() failed, my_error() has not been called.
+        So, we have to do it here to keep the protocol.
+      */
+      my_error(ER_UNKNOWN_ERROR, MYF(0));
+      result= 1;
+    }
   }
   if (((options & (REFRESH_SLOW_QUERY_LOG | REFRESH_LOG)) ==
        REFRESH_SLOW_QUERY_LOG))
@@ -7135,7 +7178,13 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables,
 	return 1;                               // Killed
       if (close_cached_tables(thd, tables, FALSE, (options & REFRESH_FAST) ?
                               FALSE : TRUE, TRUE))
-          result= 1;
+      {
+        /*
+          NOTE: my_error() has been already called by reopen_tables() within
+          close_cached_tables().
+        */
+        result= 1;
+      }
       
       if (make_global_read_lock_block_commit(thd)) // Killed
       {
@@ -7148,7 +7197,13 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables,
     {
       if (close_cached_tables(thd, tables, FALSE, (options & REFRESH_FAST) ?
                               FALSE : TRUE, FALSE))
+      {
+        /*
+          NOTE: my_error() has been already called by reopen_tables() within
+          close_cached_tables().
+        */
         result= 1;
+      }
     }
     my_dbopt_cleanup();
   }
@@ -7165,26 +7220,33 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables,
     tmp_write_to_binlog= 0;
     if (reset_master(thd))
     {
-      result=1;
+      /* NOTE: my_error() has been already called by reset_master(). */
+      result= 1;
     }
   }
 #endif
 #ifdef OPENSSL
-  if (options & REFRESH_DES_KEY_FILE)
-  {
-    if (des_key_file && load_des_key_file(des_key_file))
-      result= 1;
-  }
+   if (options & REFRESH_DES_KEY_FILE)
+   {
+     if (des_key_file && load_des_key_file(des_key_file))
+     {
+       /* NOTE: my_error() has been already called by load_des_key_file(). */
+       result= 1;
+     }
+   }
 #endif
 #ifdef HAVE_REPLICATION
-  if (options & REFRESH_SLAVE)
-  {
-    tmp_write_to_binlog= 0;
-    pthread_mutex_lock(&LOCK_active_mi);
-    if (reset_slave(thd, active_mi))
-      result=1;
-    pthread_mutex_unlock(&LOCK_active_mi);
-  }
+ if (options & REFRESH_SLAVE)
+ {
+   tmp_write_to_binlog= 0;
+   pthread_mutex_lock(&LOCK_active_mi);
+   if (reset_slave(thd, active_mi))
+   {
+     /* NOTE: my_error() has been already called by reset_slave(). */
+     result= 1;
+   }
+   pthread_mutex_unlock(&LOCK_active_mi);
+ }
 #endif
   if (options & REFRESH_USER_RESOURCES)
     reset_mqh((LEX_USER *) NULL, 0);             /* purecov: inspected */
@@ -8115,10 +8177,14 @@ bool parse_sql(THD *thd,
 
   mysql_parse_status= MYSQLparse(thd) != 0;
 
-  /* Check that if MYSQLparse() failed, thd->is_error() is set. */
+  /*
+    Check that if MYSQLparse() failed, thd->is_error() is set (unless
+    we have an error handler installed, which might have silenced error).
+  */
 
   DBUG_ASSERT(!mysql_parse_status ||
-              (mysql_parse_status && thd->is_error()));
+              thd->is_error() ||
+              thd->get_internal_handler());
 
   /* Reset parser state. */
 
diff --git a/sql/sql_partition.cc b/sql/sql_partition.cc
index 15cae73844f..9b6bc0cd4b0 100644
--- a/sql/sql_partition.cc
+++ b/sql/sql_partition.cc
@@ -931,9 +931,6 @@ static bool fix_fields_part_func(THD *thd, Item* func_expr, TABLE *table,
   const char *save_where;
   char* db_name;
   char db_name_string[FN_REFLEN];
-  bool save_use_only_table_context;
-  uint8 saved_full_group_by_flag;
-  nesting_map saved_allow_sum_func;
   DBUG_ENTER("fix_fields_part_func");
 
   if (part_info->fixed)
@@ -1000,24 +997,27 @@ static bool fix_fields_part_func(THD *thd, Item* func_expr, TABLE *table,
     of interesting side effects, both desirable and undesirable.
   */
 
-  save_use_only_table_context= thd->lex->use_only_table_context;
-  thd->lex->use_only_table_context= TRUE;
-  thd->lex->current_select->cur_pos_in_select_list= UNDEF_POS;
-  saved_full_group_by_flag= thd->lex->current_select->full_group_by_flag;
-  saved_allow_sum_func= thd->lex->allow_sum_func;
-  thd->lex->allow_sum_func= 0;
+  {
+    const bool save_use_only_table_context= thd->lex->use_only_table_context;
+    thd->lex->use_only_table_context= TRUE;
+    thd->lex->current_select->cur_pos_in_select_list= UNDEF_POS;
+    const bool save_agg_field= thd->lex->current_select->non_agg_field_used();
+    const bool save_agg_func=  thd->lex->current_select->agg_func_used();
+    const nesting_map saved_allow_sum_func= thd->lex->allow_sum_func;
+    thd->lex->allow_sum_func= 0;
   
-  if (!(error= func_expr->fix_fields(thd, (Item**)&func_expr)))
-    func_expr->walk(&Item::vcol_in_partition_func_processor, 0, NULL);
-
-  /*
-    Restore full_group_by_flag and allow_sum_func,
-    fix_fields should not affect mysql_select later, see Bug#46923.
-  */
-  thd->lex->current_select->full_group_by_flag= saved_full_group_by_flag;
-  thd->lex->allow_sum_func= saved_allow_sum_func;
+    if (!(error= func_expr->fix_fields(thd, (Item**)&func_expr)))
+      func_expr->walk(&Item::vcol_in_partition_func_processor, 0, NULL);
 
-  thd->lex->use_only_table_context= save_use_only_table_context;
+    /*
+      Restore agg_field/agg_func and allow_sum_func,
+      fix_fields should not affect mysql_select later, see Bug#46923.
+    */
+    thd->lex->current_select->set_non_agg_field_used(save_agg_field);
+    thd->lex->current_select->set_agg_func_used(save_agg_func);
+    thd->lex->allow_sum_func= saved_allow_sum_func;
+    thd->lex->use_only_table_context= save_use_only_table_context;
+  }
 
   context->table_list= save_table_list;
   context->first_name_resolution_table= save_first_table;
@@ -6576,7 +6576,7 @@ void set_key_field_ptr(KEY *key_info, const uchar *new_buf,
 
 void mem_alloc_error(size_t size)
 {
-  my_error(ER_OUTOFMEMORY, MYF(0), size);
+  my_error(ER_OUTOFMEMORY, MYF(0), static_cast<int>(size));
 }
 
 #ifdef WITH_PARTITION_STORAGE_ENGINE
diff --git a/sql/sql_partition.h b/sql/sql_partition.h
index 02a5ead1117..2f741c76594 100644
--- a/sql/sql_partition.h
+++ b/sql/sql_partition.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2006 MySQL AB
+/*
+   Copyright (c) 2006, 2010, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifdef __GNUC__
 #pragma interface				/* gcc class implementation */
diff --git a/sql/sql_plugin.cc b/sql/sql_plugin.cc
index 7bcef85020c..67c59322a55 100644
--- a/sql/sql_plugin.cc
+++ b/sql/sql_plugin.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005 MySQL AB, 2009 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2005, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #include <my_pthread.h>
@@ -479,7 +481,7 @@ static my_bool read_mysql_plugin_info(struct st_plugin_dl *plugin_dl,
     if (!cur)
     {
       free_plugin_mem(plugin_dl);
-      report_error(report, ER_OUTOFMEMORY, plugin_dl->dl.length);
+      report_error(report, ER_OUTOFMEMORY, (int) plugin_dl->dl.length);
       DBUG_RETURN(TRUE);
     }
     /*
@@ -604,7 +606,7 @@ static my_bool read_maria_plugin_info(struct st_plugin_dl *plugin_dl,
       if (!cur)
       {
         free_plugin_mem(plugin_dl);
-        report_error(report, ER_OUTOFMEMORY, plugin_dl->dl.length);
+        report_error(report, ER_OUTOFMEMORY, (int) plugin_dl->dl.length);
         DBUG_RETURN(TRUE);
       }
       /*
@@ -718,7 +720,7 @@ static st_plugin_dl *plugin_dl_add(const LEX_STRING *dl, int report)
   if (! (plugin_dl.dl.str= (char*) my_malloc(plugin_dl.dl.length, MYF(0))))
   {
     free_plugin_mem(&plugin_dl);
-    report_error(report, ER_OUTOFMEMORY, plugin_dl.dl.length);
+    report_error(report, ER_OUTOFMEMORY, (int) plugin_dl.dl.length);
     DBUG_RETURN(0);
   }
   plugin_dl.dl.length= copy_and_convert(plugin_dl.dl.str, plugin_dl.dl.length,
@@ -729,7 +731,7 @@ static st_plugin_dl *plugin_dl_add(const LEX_STRING *dl, int report)
   if (! (tmp= plugin_dl_insert_or_reuse(&plugin_dl)))
   {
     free_plugin_mem(&plugin_dl);
-    report_error(report, ER_OUTOFMEMORY, sizeof(struct st_plugin_dl));
+    report_error(report, ER_OUTOFMEMORY, (int) sizeof(struct st_plugin_dl));
     DBUG_RETURN(0);
   }
   DBUG_RETURN(tmp);
diff --git a/sql/sql_plugin.h b/sql/sql_plugin.h
index 9919e41b0ed..936c27a2290 100644
--- a/sql/sql_plugin.h
+++ b/sql/sql_plugin.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2005 MySQL AB
+/*
+   Copyright (c) 2005, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _sql_plugin_h
 #define _sql_plugin_h
diff --git a/sql/sql_prepare.cc b/sql/sql_prepare.cc
index efe5eb43121..2c062deacd0 100644
--- a/sql/sql_prepare.cc
+++ b/sql/sql_prepare.cc
@@ -1,5 +1,5 @@
-/* Copyright (c) 2002, 2010, Oracle and/or its affiliates.
-   Copyright (c) 2009-2011, Monty Program Ab
+/* Copyright (c) 2002, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +12,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
 
 /**
   @file
@@ -1378,14 +1378,14 @@ static int mysql_test_select(Prepared_statement *stmt,
 
   if (!lex->result && !(lex->result= new (stmt->mem_root) select_send))
   {
-    my_error(ER_OUTOFMEMORY, MYF(0), sizeof(select_send));
+    my_error(ER_OUTOFMEMORY, MYF(0), static_cast<int>(sizeof(select_send)));
     goto error;
   }
 
   if (open_normal_and_derived_tables(thd, tables, 0))
     goto error;
 
-  thd->used_tables= 0;                        // Updated by setup_fields
+  thd->lex->used_tables= 0;                        // Updated by setup_fields
 
   /*
     JOIN::prepare calls
@@ -1556,7 +1556,7 @@ static bool select_like_stmt_test(Prepared_statement *stmt,
   if (specific_prepare && (*specific_prepare)(thd))
     DBUG_RETURN(TRUE);
 
-  thd->used_tables= 0;                        // Updated by setup_fields
+  thd->lex->used_tables= 0;                        // Updated by setup_fields
 
   /* Calls JOIN::prepare */
   DBUG_RETURN(lex->unit.prepare(thd, 0, setup_tables_done_option));
@@ -2483,7 +2483,7 @@ void mysqld_stmt_execute(THD *thd, char *packet_arg, uint packet_length)
   if (!(stmt= find_prepared_statement(thd, stmt_id)))
   {
     char llbuf[22];
-    my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0), sizeof(llbuf),
+    my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0), static_cast<int>(sizeof(llbuf)),
              llstr(stmt_id, llbuf), "mysqld_stmt_execute");
     DBUG_VOID_RETURN;
   }
@@ -2540,7 +2540,7 @@ void mysql_sql_stmt_execute(THD *thd)
   if (!(stmt= (Prepared_statement*) thd->stmt_map.find_by_name(name)))
   {
     my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0),
-             name->length, name->str, "EXECUTE");
+             static_cast<int>(name->length), name->str, "EXECUTE");
     DBUG_VOID_RETURN;
   }
 
@@ -2583,7 +2583,7 @@ void mysqld_stmt_fetch(THD *thd, char *packet, uint packet_length)
   if (!(stmt= find_prepared_statement(thd, stmt_id)))
   {
     char llbuf[22];
-    my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0), sizeof(llbuf),
+    my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0), static_cast<int>(sizeof(llbuf)),
              llstr(stmt_id, llbuf), "mysqld_stmt_fetch");
     DBUG_VOID_RETURN;
   }
@@ -2650,7 +2650,7 @@ void mysqld_stmt_reset(THD *thd, char *packet)
   if (!(stmt= find_prepared_statement(thd, stmt_id)))
   {
     char llbuf[22];
-    my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0), sizeof(llbuf),
+    my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0), static_cast<int>(sizeof(llbuf)),
              llstr(stmt_id, llbuf), "mysqld_stmt_reset");
     DBUG_VOID_RETURN;
   }
@@ -2725,7 +2725,7 @@ void mysql_sql_stmt_close(THD *thd)
 
   if (! (stmt= (Prepared_statement*) thd->stmt_map.find_by_name(name)))
     my_error(ER_UNKNOWN_STMT_HANDLER, MYF(0),
-             name->length, name->str, "DEALLOCATE PREPARE");
+             static_cast<int>(name->length), name->str, "DEALLOCATE PREPARE");
   else if (stmt->is_in_use())
     my_error(ER_PS_NO_RECURSION, MYF(0));
   else
diff --git a/sql/sql_profile.cc b/sql/sql_profile.cc
index 7bfb127815d..116cdb91ef3 100644
--- a/sql/sql_profile.cc
+++ b/sql/sql_profile.cc
@@ -1,4 +1,6 @@
-/* Copyright (c) 2007, 2010 Oracle and/or its affiliates.
+/*
+   Copyright (c) 2007, 2010, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
diff --git a/sql/sql_profile.h b/sql/sql_profile.h
index 71237b59d96..297130962d8 100644
--- a/sql/sql_profile.h
+++ b/sql/sql_profile.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2007 MySQL AB
+/*
+   Copyright (c) 2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef _SQL_PROFILE_H
 #define _SQL_PROFILE_H
diff --git a/sql/sql_rename.cc b/sql/sql_rename.cc
index 81c6e3ad4be..cab41b1df07 100644
--- a/sql/sql_rename.cc
+++ b/sql/sql_rename.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Atomic rename of table;  RENAME TABLE t1 to t2, tmp to t1 [,...]
diff --git a/sql/sql_repl.cc b/sql/sql_repl.cc
index 5038d02abca..7a09074f554 100644
--- a/sql/sql_repl.cc
+++ b/sql/sql_repl.cc
@@ -1,5 +1,6 @@
-/* Copyright (C) 2000, 2011, Oracle and/or its affiliates.
-   Copyright (c) 2009-2011, Monty Program Ab
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #include "mysql_priv.h"
 #ifdef HAVE_REPLICATION
diff --git a/sql/sql_select.cc b/sql/sql_select.cc
index defd7ed7c32..ebb31290c96 100644
--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -416,7 +416,7 @@ fix_inner_refs(THD *thd, List<Item> &all_fields, SELECT_LEX *select,
 
     if (!ref->fixed && ref->fix_fields(thd, 0))
       return TRUE;
-    thd->used_tables|= item->used_tables();
+    thd->lex->used_tables|= item->used_tables();
   }
   return false;
 }
@@ -436,19 +436,18 @@ inline int setup_without_group(THD *thd, Item **ref_pointer_array,
   int res;
   nesting_map save_allow_sum_func=thd->lex->allow_sum_func ;
   /* 
-    Need to save the value, so we can turn off only the new NON_AGG_FIELD
+    Need to save the value, so we can turn off only any new non_agg_field_used
     additions coming from the WHERE
   */
-  uint8 saved_flag= thd->lex->current_select->full_group_by_flag;
+  const bool saved_non_agg_field_used=
+    thd->lex->current_select->non_agg_field_used();
   DBUG_ENTER("setup_without_group");
 
   thd->lex->allow_sum_func&= ~(1 << thd->lex->current_select->nest_level);
   res= setup_conds(thd, tables, leaves, conds);
 
   /* it's not wrong to have non-aggregated columns in a WHERE */
-  if (thd->variables.sql_mode & MODE_ONLY_FULL_GROUP_BY)
-    thd->lex->current_select->full_group_by_flag= saved_flag |
-      (thd->lex->current_select->full_group_by_flag & ~NON_AGG_FIELD_USED);
+  thd->lex->current_select->set_non_agg_field_used(saved_non_agg_field_used);
 
   thd->lex->allow_sum_func|= 1 << thd->lex->current_select->nest_level;
   res= res || setup_order(thd, ref_pointer_array, tables, fields, all_fields,
@@ -653,7 +652,8 @@ JOIN::prepare(Item ***rref_pointer_array,
     aggregate functions with implicit grouping (there is no GROUP BY).
   */
   if (thd->variables.sql_mode & MODE_ONLY_FULL_GROUP_BY && !group_list &&
-      select_lex->full_group_by_flag == (NON_AGG_FIELD_USED | SUM_FUNC_USED))
+      select_lex->non_agg_field_used() &&
+      select_lex->agg_func_used())
   {
     my_message(ER_MIX_OF_GROUP_FUNC_AND_FIELDS,
                ER(ER_MIX_OF_GROUP_FUNC_AND_FIELDS), MYF(0));
@@ -1617,7 +1617,7 @@ JOIN::optimize()
 
     if (exec_tmp_table1->distinct)
     {
-      table_map used_tables= thd->used_tables;
+      table_map used_tables= thd->lex->used_tables;
       JOIN_TAB *last_join_tab= join_tab+tables-1;
       do
       {
@@ -2539,7 +2539,7 @@ mysql_select(THD *thd, Item ***rref_pointer_array,
     if (!(join= new JOIN(thd, fields, select_options, result)))
 	DBUG_RETURN(TRUE);
     thd_proc_info(thd, "init");
-    thd->used_tables=0;                         // Updated by setup_fields
+    thd->lex->used_tables=0;
     if ((err= join->prepare(rref_pointer_array, tables, wild_num,
                             conds, og_num, order, group, having, proc_param,
                             select_lex, unit)))
@@ -2691,6 +2691,16 @@ make_join_statistics(JOIN *join, TABLE_LIST *tables_arg, COND *conds,
     table_vector[i]=s->table=table=tables->table;
     table->pos_in_table_list= tables;
     error= table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+
+    DBUG_EXECUTE_IF("bug11747970_raise_error",
+                    {
+                      if (!error)
+                      {
+                        my_error(ER_UNKNOWN_ERROR, MYF(0));
+                        goto error;
+                      }
+                    });
+
     if (error)
     {
       table->file->print_error(error, MYF(0));
@@ -10777,6 +10787,9 @@ create_tmp_table(THD *thd,TMP_TABLE_PARAM *param,List<Item> &fields,
   if (open_tmp_table(table))
     goto err;
 
+  // Make empty record so random data is not written to disk
+  empty_record(table);
+
   thd->mem_root= mem_root_save;
 
   DBUG_RETURN(table);
@@ -17367,7 +17380,7 @@ static void select_describe(JOIN *join, bool need_tmp_table, bool need_order,
 	  need_order=0;
 	  extra.append(STRING_WITH_LEN("; Using filesort"));
 	}
-	if (distinct & test_all_bits(used_tables,thd->used_tables))
+	if (distinct & test_all_bits(used_tables, thd->lex->used_tables))
 	  extra.append(STRING_WITH_LEN("; Distinct"));
 
         for (uint part= 0; part < tab->ref.key_parts; part++)
diff --git a/sql/sql_select.h b/sql/sql_select.h
index b821181207c..1d1a023d9cf 100644
--- a/sql/sql_select.h
+++ b/sql/sql_select.h
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010, Oracle and/or its affiliates.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
diff --git a/sql/sql_servers.cc b/sql/sql_servers.cc
index ba4dbaacbb9..61a36d1bbea 100644
--- a/sql/sql_servers.cc
+++ b/sql/sql_servers.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2003 MySQL AB
+/*
+   Copyright (c) 2006-2008 MySQL AB, 2009, 2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /*
diff --git a/sql/sql_show.cc b/sql/sql_show.cc
index fb0a6f23261..1d5d53114a3 100644
--- a/sql/sql_show.cc
+++ b/sql/sql_show.cc
@@ -1272,7 +1272,7 @@ int store_create_info(THD *thd, TABLE_LIST *table_list, String *packet,
   handler *file= table->file;
   TABLE_SHARE *share= table->s;
   HA_CREATE_INFO create_info;
-  bool show_table_options= FALSE;
+  bool show_table_options __attribute__ ((unused))= FALSE;
   bool foreign_db_mode=  (thd->variables.sql_mode & (MODE_POSTGRESQL |
                                                      MODE_ORACLE |
                                                      MODE_MSSQL |
@@ -1505,7 +1505,9 @@ int store_create_info(THD *thd, TABLE_LIST *table_list, String *packet,
   packet->append(STRING_WITH_LEN("\n)"));
   if (!(thd->variables.sql_mode & MODE_NO_TABLE_OPTIONS) && !foreign_db_mode)
   {
+#ifdef WITH_PARTITION_STORAGE_ENGINE
     show_table_options= TRUE;
+#endif
     /*
       Get possible table space definitions and append them
       to the CREATE TABLE statement
@@ -2827,12 +2829,11 @@ bool schema_table_store_record(THD *thd, TABLE *table)
 }
 
 
-int make_table_list(THD *thd, SELECT_LEX *sel,
-                    LEX_STRING *db_name, LEX_STRING *table_name)
+static int make_table_list(THD *thd, SELECT_LEX *sel,
+                           LEX_STRING *db_name, LEX_STRING *table_name)
 {
   Table_ident *table_ident;
   table_ident= new Table_ident(thd, *db_name, *table_name, 1);
-  sel->init_query();
   if (!sel->add_table_to_list(thd, table_ident, 0, 0, TL_READ))
     return 1;
   return 0;
@@ -3402,43 +3403,111 @@ make_table_name_list(THD *thd, List<LEX_STRING> *table_names, LEX *lex,
 
 
 /**
-  @brief          Fill I_S table for SHOW COLUMNS|INDEX commands
+  Fill I_S table with data obtained by performing full-blown table open.
+
+  @param  thd                       Thread handler.
+  @param  is_show_fields_or_keys    Indicates whether it is a legacy SHOW
+                                    COLUMNS or SHOW KEYS statement.
+  @param  table                     TABLE object for I_S table to be filled.
+  @param  schema_table              I_S table description structure.
+  @param  orig_db_name              Database name.
+  @param  orig_table_name           Table name.
+  @param  open_tables_state_backup  Open_tables_state object which is used
+                                    to save/restore original status of
+                                    variables related to open tables state.
+
+  @retval FALSE - Success.
+  @retval TRUE  - Failure.
+*/
 
-  @param[in]      thd                      thread handler
-  @param[in]      tables                   TABLE_LIST for I_S table
-  @param[in]      schema_table             pointer to I_S structure
-  @param[in]      open_tables_state_backup pointer to Open_tables_state object
-                                           which is used to save|restore original
-                                           status of variables related to
-                                           open tables state
+static bool
+fill_schema_table_by_open(THD *thd, bool is_show_fields_or_keys,
+                          TABLE *table, ST_SCHEMA_TABLE *schema_table,
+                          LEX_STRING *orig_db_name,
+                          LEX_STRING *orig_table_name,
+                          Open_tables_state *open_tables_state_backup)
+{
+  Query_arena i_s_arena(thd->mem_root,
+                        Query_arena::CONVENTIONAL_EXECUTION),
+              backup_arena, *old_arena;
+  LEX *old_lex= thd->lex, temp_lex, *lex;
+  LEX_STRING db_name, table_name;
+  TABLE_LIST *table_list;
+  bool result= true;
+  DBUG_ENTER("fill_schema_table_by_open");
 
-  @return         Operation status
-    @retval       0           success
-    @retval       1           error
-*/
+  /*
+    When a view is opened its structures are allocated on a permanent
+    statement arena and linked into the LEX tree for the current statement
+    (this happens even in cases when view is handled through TEMPTABLE
+    algorithm).
 
-static int
-fill_schema_show_cols_or_idxs(THD *thd, TABLE_LIST *tables,
-                              ST_SCHEMA_TABLE *schema_table,
-                              Open_tables_state *open_tables_state_backup)
-{
-  LEX *lex= thd->lex;
-  bool res;
-  LEX_STRING tmp_lex_string, tmp_lex_string1, *db_name, *table_name;
-  enum_sql_command save_sql_command= lex->sql_command;
-  TABLE_LIST *show_table_list= tables->schema_select_lex->table_list.first;
-  TABLE *table= tables->table;
-  int error= 1;
-  DBUG_ENTER("fill_schema_show");
+    To prevent this process from unnecessary hogging of memory in the permanent
+    arena of our I_S query and to avoid damaging its LEX we use temporary
+    arena and LEX for table/view opening.
+
+    Use temporary arena instead of statement permanent arena. Also make
+    it active arena and save original one for successive restoring.
+  */
+  old_arena= thd->stmt_arena;
+  thd->stmt_arena= &i_s_arena;
+  thd->set_n_backup_active_arena(&i_s_arena, &backup_arena);
+
+  /* Prepare temporary LEX. */
+  thd->lex= lex= &temp_lex;
+  lex_start(thd);
+
+  /* Disable constant subquery evaluation as we won't be locking tables. */
+  lex->context_analysis_only= CONTEXT_ANALYSIS_ONLY_VIEW;
 
-  lex->all_selects_list= tables->schema_select_lex;
   /*
-    Restore thd->temporary_tables to be able to process
-    temporary tables(only for 'show index' & 'show columns').
-    This should be changed when processing of temporary tables for
-    I_S tables will be done.
+    Some of process_table() functions rely on wildcard being passed from
+    old LEX (or at least being initialized).
   */
-  thd->temporary_tables= open_tables_state_backup->temporary_tables;
+  lex->wild= old_lex->wild;
+
+  /*
+    Since make_table_list() might change database and table name passed
+    to it we create copies of orig_db_name and orig_table_name here.
+    These copies are used for make_table_list() while unaltered values
+    are passed to process_table() functions.
+  */
+  if (!thd->make_lex_string(&db_name, orig_db_name->str,
+                            orig_db_name->length, FALSE) ||
+      !thd->make_lex_string(&table_name, orig_table_name->str,
+                            orig_table_name->length, FALSE))
+    goto end;
+
+  /*
+    Create table list element for table to be open. Link it with the
+    temporary LEX. The latter is required to correctly open views and
+    produce table describing their structure.
+  */
+  if (make_table_list(thd, &lex->select_lex, &db_name, &table_name))
+    goto end;
+
+  table_list= lex->select_lex.table_list.first;
+
+  if (is_show_fields_or_keys)
+  {
+    /*
+      Restore thd->temporary_tables to be able to process
+      temporary tables (only for 'show index' & 'show columns').
+      This should be changed when processing of temporary tables for
+      I_S tables will be done.
+    */
+    thd->temporary_tables= open_tables_state_backup->temporary_tables;
+  }
+  else
+  {
+    /*
+      Apply optimization flags for table opening which are relevant for
+      this I_S table. We can't do this for SHOW COLUMNS/KEYS because of
+      backward compatibility.
+    */
+    table_list->i_s_requested_object= schema_table->i_s_requested_object;
+  }
+
   /*
     Let us set fake sql_command so views won't try to merge
     themselves into main statement. If we don't do this,
@@ -3446,35 +3515,66 @@ fill_schema_show_cols_or_idxs(THD *thd, TABLE_LIST *tables,
     SQLCOM_SHOW_FIELDS is used because it satisfies 'only_view_structure()'
   */
   lex->sql_command= SQLCOM_SHOW_FIELDS;
-  res= open_normal_and_derived_tables(thd, show_table_list,
-                                      MYSQL_LOCK_IGNORE_FLUSH);
-  lex->sql_command= save_sql_command;
+  result= open_normal_and_derived_tables(thd, table_list,
+                                         MYSQL_LOCK_IGNORE_FLUSH);
+
   /*
-    get_all_tables() returns 1 on failure and 0 on success thus
-    return only these and not the result code of ::process_table()
-
-    We should use show_table_list->alias instead of
-    show_table_list->table_name because table_name
-    could be changed during opening of I_S tables. It's safe
-    to use alias because alias contains original table name
-    in this case(this part of code is used only for
-    'show columns' & 'show statistics' commands).
+    Restore old value of sql_command back as it is being looked at in
+    process_table() function.
   */
-   table_name= thd->make_lex_string(&tmp_lex_string1, show_table_list->alias,
-                                    strlen(show_table_list->alias), FALSE);
-   if (!show_table_list->view)
-     db_name= thd->make_lex_string(&tmp_lex_string, show_table_list->db,
-                                   show_table_list->db_length, FALSE);
-   else
-     db_name= &show_table_list->view_db;
+  lex->sql_command= old_lex->sql_command;
+
+  /*
+    XXX:  show_table_list has a flag i_is_requested,
+    and when it's set, open_normal_and_derived_tables()
+    can return an error without setting an error message
+    in THD, which is a hack. This is why we have to
+    check for res, then for thd->is_error() and only then
+    for thd->main_da.sql_errno().
+
+    Again we don't do this for SHOW COLUMNS/KEYS because
+    of backward compatibility.
+  */
+  if (!is_show_fields_or_keys && result && thd->is_error() &&
+      thd->main_da.sql_errno() == ER_NO_SUCH_TABLE)
+  {
+    /*
+      Hide error for a non-existing table.
+      For example, this error can occur when we use a where condition
+      with a db name and table, but the table does not exist.
+    */
+    result= 0;
+    thd->clear_error();
+  }
+  else
+  {
+    result= schema_table->process_table(thd, table_list,
+                                        table, result,
+                                        orig_db_name,
+                                        orig_table_name);
+  }
+
+end:
+  lex->unit.cleanup();
+
+  /* Restore original LEX value, statement's arena and THD arena values. */
+  lex_end(thd->lex);
+
+  if (i_s_arena.free_list)
+    i_s_arena.free_items();
+
+  /*
+    For safety reset list of open temporary tables before closing
+    all tables open within this Open_tables_state.
+  */
+  thd->temporary_tables= NULL;
+  close_thread_tables(thd);
+  thd->lex= old_lex;
 
+  thd->stmt_arena= old_arena;
+  thd->restore_active_arena(&i_s_arena, &backup_arena);
 
-   error= test(schema_table->process_table(thd, show_table_list,
-                                           table, res, db_name,
-                                           table_name));
-   thd->temporary_tables= 0;
-   close_tables_for_reopen(thd, &show_table_list);
-   DBUG_RETURN(error);
+  DBUG_RETURN(result);
 }
 
 
@@ -3699,11 +3799,8 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
 {
   LEX *lex= thd->lex;
   TABLE *table= tables->table;
-  SELECT_LEX *old_all_select_lex= lex->all_selects_list;
-  enum_sql_command save_sql_command= lex->sql_command;
   SELECT_LEX *lsel= tables->schema_select_lex;
   ST_SCHEMA_TABLE *schema_table= tables->schema_table;
-  SELECT_LEX sel;
   LOOKUP_FIELD_VALUES lookup_field_vals;
   LEX_STRING *db_name, *table_name;
   bool with_i_schema;
@@ -3711,20 +3808,14 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
   List<LEX_STRING> db_names;
   List_iterator_fast<LEX_STRING> it(db_names);
   COND *partial_cond= 0;
-  uint derived_tables= lex->derived_tables;
   int error= 1;
   Open_tables_state open_tables_state_backup;
-  uint8 save_context_analysis_only= lex->context_analysis_only;
-  Query_tables_list query_tables_list_backup;
 #ifndef NO_EMBEDDED_ACCESS_CHECKS
   Security_context *sctx= thd->security_ctx;
 #endif
   uint table_open_method;
   DBUG_ENTER("get_all_tables");
 
-  lex->context_analysis_only|= CONTEXT_ANALYSIS_ONLY_VIEW;
-  lex->reset_n_backup_query_tables_list(&query_tables_list_backup);
-
   /*
     We should not introduce deadlocks even if we already have some
     tables open and locked, since we won't lock tables which we will
@@ -3739,8 +3830,18 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
   */
   if (lsel && lsel->table_list.first)
   {
-    error= fill_schema_show_cols_or_idxs(thd, tables, schema_table,
-                                         &open_tables_state_backup);
+    LEX_STRING db_name, table_name;
+
+    db_name.str= lsel->table_list.first->db;
+    db_name.length= lsel->table_list.first->db_length;
+
+    table_name.str= lsel->table_list.first->table_name;
+    table_name.length= lsel->table_list.first->table_name_length;
+
+    error= fill_schema_table_by_open(thd, TRUE,
+                                     table, schema_table,
+                                     &db_name, &table_name,
+                                     &open_tables_state_backup);
     goto err;
   }
 
@@ -3798,15 +3899,6 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
   it.rewind(); /* To get access to new elements in basis list */
   while ((db_name= it++))
   {
-    LEX_STRING orig_db_name;
-
-    /*
-      db_name can be changed in make_table_list() func.
-      We need copy of db_name because it can change case.
-    */
-    if (!thd->make_lex_string(&orig_db_name, db_name->str,
-                              db_name->length, FALSE))
-      goto err;
 #ifndef NO_EMBEDDED_ACCESS_CHECKS
     if (!(check_access(thd,SELECT_ACL, db_name->str, 
                        &thd->col_access, 0, 1, with_i_schema) ||
@@ -3868,64 +3960,13 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
                 continue;
             }
 
-            int res;
-            LEX_STRING tmp_lex_string;
-            /*
-              Set the parent lex of 'sel' because it is needed by
-              sel.init_query() which is called inside make_table_list.
-            */
             thd->no_warnings_for_error= 1;
-            sel.parent_lex= lex;
-            if (make_table_list(thd, &sel, db_name, table_name))
-              goto err;
-            TABLE_LIST *show_table_list= sel.table_list.first;
-            lex->all_selects_list= &sel;
-            lex->derived_tables= 0;
-            lex->sql_command= SQLCOM_SHOW_FIELDS;
-            show_table_list->i_s_requested_object=
-              schema_table->i_s_requested_object;
+
             DEBUG_SYNC(thd, "before_open_in_get_all_tables");
-            res= open_normal_and_derived_tables(thd, show_table_list,
-                                                MYSQL_LOCK_IGNORE_FLUSH);
-            lex->sql_command= save_sql_command;
-            /*
-              XXX:  show_table_list has a flag i_is_requested,
-              and when it's set, open_normal_and_derived_tables()
-              can return an error without setting an error message
-              in THD, which is a hack. This is why we have to
-              check for res, then for thd->is_error() only then
-              for thd->main_da.sql_errno().
-            */
-            if (res && thd->is_error() &&
-                thd->main_da.sql_errno() == ER_NO_SUCH_TABLE)
-            {
-              /*
-                Hide error for not existing table.
-                This error can occur for example when we use
-                where condition with db name and table name and this
-                table does not exist.
-              */
-              res= 0;
-              thd->clear_error();
-            }
-            else
-            {
-              /*
-                We should use show_table_list->alias instead of
-                show_table_list->table_name because table_name
-                could be changed during opening of I_S tables. It's safe
-                to use alias because alias contains original table name
-                in this case.
-              */
-              thd->make_lex_string(&tmp_lex_string, show_table_list->alias,
-                                   strlen(show_table_list->alias), FALSE);
-              res= schema_table->process_table(thd, show_table_list, table,
-                                               res, &orig_db_name,
-                                               &tmp_lex_string);
-              close_tables_for_reopen(thd, &show_table_list);
-            }
-            DBUG_ASSERT(!lex->query_tables_own_last);
-            if (res)
+            if (fill_schema_table_by_open(thd, FALSE,
+                                          table, schema_table,
+                                          db_name, table_name,
+                                          &open_tables_state_backup))
               goto err;
           }
         }
@@ -3941,11 +3982,7 @@ int get_all_tables(THD *thd, TABLE_LIST *tables, COND *cond)
   error= 0;
 err:
   thd->restore_backup_open_tables_state(&open_tables_state_backup);
-  lex->restore_backup_query_tables_list(&query_tables_list_backup);
-  lex->derived_tables= derived_tables;
-  lex->all_selects_list= old_all_select_lex;
-  lex->context_analysis_only= save_context_analysis_only;
-  lex->sql_command= save_sql_command;
+
   DBUG_RETURN(error);
 }
 
@@ -7759,7 +7796,7 @@ static TABLE_LIST *get_trigger_table_impl(
 
   if (!(table= (TABLE_LIST *)thd->calloc(sizeof(TABLE_LIST))))
   {
-    my_error(ER_OUTOFMEMORY, MYF(0), sizeof(TABLE_LIST));
+    my_error(ER_OUTOFMEMORY, MYF(0), static_cast<int>(sizeof(TABLE_LIST)));
     return NULL;
   }
 
diff --git a/sql/sql_show.h b/sql/sql_show.h
index fa067a46033..fec73122e8b 100644
--- a/sql/sql_show.h
+++ b/sql/sql_show.h
@@ -1,4 +1,6 @@
-/* Copyright 2006-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2005-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 #ifndef SQL_SHOW_H
 #define SQL_SHOW_H
diff --git a/sql/sql_string.cc b/sql/sql_string.cc
index 6f40d797a5c..c14dee91c73 100644
--- a/sql/sql_string.cc
+++ b/sql/sql_string.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* This file is originally from the mysql distribution. Coded by monty */
 
@@ -122,7 +124,7 @@ bool String::set_int(longlong num, bool unsigned_flag, CHARSET_INFO *cs)
 
 bool String::set_real(double num,uint decimals, CHARSET_INFO *cs)
 {
-  char buff[331];
+  char buff[FLOATING_POINT_BUFFER];
   uint dummy_errors;
 
   str_charset=cs;
@@ -191,7 +193,10 @@ end:
 #else
 #ifdef HAVE_SNPRINTF
   buff[sizeof(buff)-1]=0;			// Safety
-  snprintf(buff,sizeof(buff)-1, "%.*f",(int) decimals,num);
+  IF_DBUG(int num_chars= )
+    snprintf(buff, sizeof(buff)-1, "%.*f",(int) decimals, num);
+  DBUG_ASSERT(num_chars > 0);
+  DBUG_ASSERT(num_chars < (int) sizeof(buff));
 #else
   sprintf(buff,"%.*f",(int) decimals,num);
 #endif
diff --git a/sql/sql_string.h b/sql/sql_string.h
index 37b351624c5..a4bc2f53f3a 100644
--- a/sql/sql_string.h
+++ b/sql/sql_string.h
@@ -1,6 +1,6 @@
-#ifndef MYSQL_SQL_STRING_H_INCLUDED
-#define MYSQL_SQL_STRING_H_INCLUDED
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -13,10 +13,14 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* This file is originally from the mysql distribution. Coded by monty */
 
+#ifndef MYSQL_SQL_STRING_H_INCLUDED
+#define MYSQL_SQL_STRING_H_INCLUDED
+
 #ifdef USE_PRAGMA_INTERFACE
 #pragma interface			/* gcc class implementation */
 #endif
diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index c7c05349e39..bb062615966 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -1,4 +1,5 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* drop and alter of tables */
 
@@ -2447,7 +2449,8 @@ int prepare_create_field(Create_field *sql_field,
           MAX_FIELD_CHARLENGTH)
       {
         my_printf_error(ER_TOO_BIG_FIELDLENGTH, ER(ER_TOO_BIG_FIELDLENGTH),
-                        MYF(0), sql_field->field_name, MAX_FIELD_CHARLENGTH);
+                        MYF(0), sql_field->field_name,
+                        static_cast<ulong>(MAX_FIELD_CHARLENGTH));
         DBUG_RETURN(1);
       }
     }
@@ -3216,11 +3219,20 @@ mysql_prepare_create_table(THD *thd, HA_CREATE_INFO *create_info,
       {
 	column->length*= sql_field->charset->mbmaxlen;
 
-        if (key->type == Key::SPATIAL && column->length)
+        if (key->type == Key::SPATIAL)
         {
-          my_error(ER_WRONG_SUB_KEY, MYF(0));
-	  DBUG_RETURN(TRUE);
-	}
+          if (column->length)
+          {
+            my_error(ER_WRONG_SUB_KEY, MYF(0));
+            DBUG_RETURN(TRUE);
+          }
+
+          if (!f_is_geom(sql_field->pack_flag))
+          {
+            my_error(ER_WRONG_ARGUMENTS, MYF(0), "SPATIAL INDEX");
+            DBUG_RETURN(TRUE);
+          }
+        }
 
 	if (f_is_blob(sql_field->pack_flag) ||
             (f_is_geom(sql_field->pack_flag) && key->type != Key::SPATIAL))
@@ -3543,7 +3555,8 @@ static bool prepare_blob_field(THD *thd, Create_field *sql_field)
                                                       MODE_STRICT_ALL_TABLES)))
     {
       my_error(ER_TOO_BIG_FIELDLENGTH, MYF(0), sql_field->field_name,
-               MAX_FIELD_VARCHARLENGTH / sql_field->charset->mbmaxlen);
+               static_cast<ulong>(MAX_FIELD_VARCHARLENGTH /
+                                  sql_field->charset->mbmaxlen));
       DBUG_RETURN(1);
     }
     sql_field->sql_type= MYSQL_TYPE_BLOB;
@@ -6328,6 +6341,12 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
     if (drop)
     {
       drop_it.remove();
+      /*
+        ALTER TABLE DROP COLUMN always changes table data even in cases
+        when new version of the table has the same structure as the old
+        one.
+      */
+      alter_info->change_level= ALTER_TABLE_DATA_CHANGED;
       continue;
     }
     /* Check if field is changed */
@@ -6411,7 +6430,14 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
     if (!def->after)
       new_create_list.push_back(def);
     else if (def->after == first_keyword)
+    {
       new_create_list.push_front(def);
+      /*
+        Re-ordering columns in table can't be done using in-place algorithm
+        as it always changes table data.
+      */
+      alter_info->change_level= ALTER_TABLE_DATA_CHANGED;
+    }
     else
     {
       Create_field *find;
@@ -6428,6 +6454,10 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
         goto err;
       }
       find_it.after(def);			// Put element after this
+      /*
+        Re-ordering columns in table can't be done using in-place algorithm
+        as it always changes table data.
+      */
       alter_info->change_level= ALTER_TABLE_DATA_CHANGED;
     }
   }
@@ -7150,7 +7180,7 @@ view_err:
     need_copy_table= ALTER_TABLE_DATA_CHANGED;
   else
   {
-    enum_alter_table_change_level need_copy_table_res;
+    enum_alter_table_change_level need_copy_table_res=ALTER_TABLE_METADATA_ONLY;
     /* Check how much the tables differ. */
     if (compare_tables(table, alter_info,
                        create_info, order_num,
diff --git a/sql/sql_tablespace.cc b/sql/sql_tablespace.cc
index 7585fd4fc98..d4a14dea8b5 100644
--- a/sql/sql_tablespace.cc
+++ b/sql/sql_tablespace.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2004 MySQL AB
+/*
+   Copyright (c) 2006, 2007 MySQL AB, 2009, 2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* drop and alter of tablespaces */
 
diff --git a/sql/sql_test.cc b/sql/sql_test.cc
index 8e945d0893f..04adf6dcadc 100644
--- a/sql/sql_test.cc
+++ b/sql/sql_test.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000-2008 MySQL AB, 2009, 2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Write some debug info */
diff --git a/sql/sql_trigger.cc b/sql/sql_trigger.cc
index 1c4add27e57..fb9abc06f6b 100644
--- a/sql/sql_trigger.cc
+++ b/sql/sql_trigger.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2004-2005 MySQL AB
+/*
+   Copyright (c) 2004, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #define MYSQL_LEX 1
@@ -19,6 +21,7 @@
 #include "sp_head.h"
 #include "sql_trigger.h"
 #include "parse_file.h"
+#include <mysys_err.h>
 
 /*************************************************************************/
 
@@ -293,6 +296,52 @@ private:
 
 
 /**
+  An error handler that catches all non-OOM errors which can occur during
+  parsing of trigger body. Such errors are ignored and corresponding error
+  message is used to construct a more verbose error message which contains
+  name of problematic trigger. This error message is later emitted when
+  one tries to perform DML or some of DDL on this table.
+  Also, if possible, grabs name of the trigger being parsed so it can be
+  used to correctly drop problematic trigger.
+*/
+class Deprecated_trigger_syntax_handler : public Internal_error_handler 
+{
+private:
+
+  char m_message[MYSQL_ERRMSG_SIZE];
+  LEX_STRING *m_trigger_name;
+
+public:
+
+  Deprecated_trigger_syntax_handler() : m_trigger_name(NULL) {}
+
+  virtual bool handle_error(uint sql_errno, const char *message,
+                            MYSQL_ERROR::enum_warning_level level, THD *thd)
+  {
+    if (sql_errno != EE_OUTOFMEMORY &&
+        sql_errno != ER_OUT_OF_RESOURCES)
+    {
+      if(thd->lex->spname)
+        m_trigger_name= &thd->lex->spname->m_name;
+      if (m_trigger_name)
+        my_snprintf(m_message, sizeof(m_message),
+                    "Trigger '%s' has an error in its body: '%s'",
+                    m_trigger_name->str, message);
+      else
+        my_snprintf(m_message, sizeof(m_message),
+                    "Unknown trigger has an error in its body: '%s'",
+                    message);
+      return true;
+    }
+    return false;
+  }
+
+  LEX_STRING *get_trigger_name() { return m_trigger_name; }
+  char *get_error_message() { return m_message; }
+};
+
+
+/**
   Create or drop trigger for table.
 
   @param thd     current thread context (including trigger definition in LEX)
@@ -572,6 +621,8 @@ bool Table_triggers_list::create_trigger(THD *thd, TABLE_LIST *tables,
   LEX_STRING *trg_connection_cl_name;
   LEX_STRING *trg_db_cl_name;
 
+  if (check_for_broken_triggers())
+    return true;
 
   /* Trigger must be in the same schema as target table. */
   if (my_strcasecmp(table_alias_charset, table->s->db.str,
@@ -845,7 +896,7 @@ static bool rm_trigger_file(char *path, const char *db,
   @param path         char buffer of size FN_REFLEN to be used
                       for constructing path to .TRN file.
   @param db           trigger's database name
-  @param table_name   trigger's name
+  @param trigger_name trigger's name
 
   @retval
     False   success
@@ -1306,12 +1357,11 @@ bool Table_triggers_list::check_n_load(THD *thd, const char *db,
         lex_start(thd);
         thd->spcont= NULL;
 
-        if (parse_sql(thd, & parser_state, creation_ctx))
-        {
-          /* Currently sphead is always deleted in case of a parse error */
-          DBUG_ASSERT(lex.sphead == 0);
-          goto err_with_lex_cleanup;
-        }
+        Deprecated_trigger_syntax_handler error_handler;
+        thd->push_internal_handler(&error_handler);
+        bool parse_error= parse_sql(thd, & parser_state, creation_ctx);
+        thd->pop_internal_handler();
+
         /*
           Not strictly necessary to invoke this method here, since we know
           that we've parsed CREATE TRIGGER and not an
@@ -1322,6 +1372,52 @@ bool Table_triggers_list::check_n_load(THD *thd, const char *db,
         */
         lex.set_trg_event_type_for_tables();
 
+        if (parse_error)
+        {
+          if (!triggers->m_has_unparseable_trigger)
+            triggers->set_parse_error_message(error_handler.get_error_message());
+          /* Currently sphead is always set to NULL in case of a parse error */
+          DBUG_ASSERT(lex.sphead == 0);
+          if (error_handler.get_trigger_name())
+          {
+            LEX_STRING *trigger_name;
+            const LEX_STRING *orig_trigger_name= error_handler.get_trigger_name();
+
+            if (!(trigger_name= alloc_lex_string(&table->mem_root)) ||
+                !(trigger_name->str= strmake_root(&table->mem_root,
+                                                  orig_trigger_name->str,
+                                                  orig_trigger_name->length)))
+              goto err_with_lex_cleanup;
+
+            trigger_name->length= orig_trigger_name->length;
+
+            if (triggers->names_list.push_back(trigger_name,
+                                               &table->mem_root))
+              goto err_with_lex_cleanup;
+          }
+          else
+          {
+            /* 
+               The Table_triggers_list is not constructed as a list of
+               trigger objects as one would expect, but rather of lists of
+               properties of equal length. Thus, even if we don't get the
+               trigger name, we still fill all in all the lists with
+               placeholders as we might otherwise create a skew in the
+               lists. Obviously, this has to be refactored.
+            */
+            LEX_STRING *empty= alloc_lex_string(&table->mem_root);
+            if (!empty)
+              goto err_with_lex_cleanup;
+
+            empty->str= const_cast<char*>("");
+            empty->length= 0;
+            if (triggers->names_list.push_back(empty, &table->mem_root))
+              goto err_with_lex_cleanup;
+          }
+          lex_end(&lex);
+          continue;
+        }
+
         lex.sphead->set_info(0, 0, &lex.sp_chistics, (ulong) *trg_sql_mode);
 
         int event= lex.trg_chistics.event;
@@ -1362,8 +1458,8 @@ bool Table_triggers_list::check_n_load(THD *thd, const char *db,
 
         if (triggers->names_list.push_back(&lex.sphead->m_name,
                                            &table->mem_root))
-            goto err_with_lex_cleanup;
-
+          goto err_with_lex_cleanup;
+        
         if (!(on_table_name= alloc_lex_string(&table->mem_root)))
           goto err_with_lex_cleanup;
 
@@ -1388,9 +1484,8 @@ bool Table_triggers_list::check_n_load(THD *thd, const char *db,
         char fname[SAFE_NAME_LEN + 1];
         DBUG_ASSERT((!my_strcasecmp(table_alias_charset, lex.query_tables->db, db) ||
                      (check_n_cut_mysql50_prefix(db, fname, sizeof(fname)) &&
-                      !my_strcasecmp(table_alias_charset, lex.query_tables->db, fname))) &&
-                    (!my_strcasecmp(table_alias_charset, lex.query_tables->table_name,
-                                    table_name) ||
+                      !my_strcasecmp(table_alias_charset, lex.query_tables->db, fname))));
+        DBUG_ASSERT((!my_strcasecmp(table_alias_charset, lex.query_tables->table_name, table_name) ||
                      (check_n_cut_mysql50_prefix(table_name, fname, sizeof(fname)) &&
                       !my_strcasecmp(table_alias_charset, lex.query_tables->table_name, fname))));
 #endif
@@ -1674,6 +1769,13 @@ bool Table_triggers_list::drop_all_triggers(THD *thd, char *db, char *name)
 
     while ((trigger= it_name++))
     {
+      /*
+        Trigger, which body we failed to parse during call
+        Table_triggers_list::check_n_load(), might be missing name.
+        Such triggers have zero-length name and are skipped here.
+      */
+      if (trigger->length == 0)
+        continue;
       if (rm_trigname_file(path, db, trigger->str))
       {
         /*
@@ -1897,6 +1999,11 @@ bool Table_triggers_list::change_table_name(THD *thd, const char *db,
   }
   if (table.triggers)
   {
+    if (table.triggers->check_for_broken_triggers())
+    {
+      result= 1;
+      goto end;
+    }
     LEX_STRING old_table_name= { (char *) old_table, strlen(old_table) };
     LEX_STRING new_table_name= { (char *) new_table, strlen(new_table) };
     /*
@@ -1985,6 +2092,9 @@ bool Table_triggers_list::process_triggers(THD *thd,
   sp_head *sp_trigger= bodies[event][time_type];
   SELECT_LEX *save_current_select;
 
+  if (check_for_broken_triggers())
+    return true;
+
   if (sp_trigger == NULL)
     return FALSE;
 
@@ -2064,6 +2174,23 @@ void Table_triggers_list::mark_fields_used(trg_event_type event)
 
 
 /**
+   Signals to the Table_triggers_list that a parse error has occured when
+   reading a trigger from file. This makes the Table_triggers_list enter an
+   error state flagged by m_has_unparseable_trigger == true. The error message
+   will be used whenever a statement invoking or manipulating triggers is
+   issued against the Table_triggers_list's table.
+
+   @param error_message The error message thrown by the parser.
+ */
+void Table_triggers_list::set_parse_error_message(char *error_message)
+{
+  m_has_unparseable_trigger= true;
+  strnmov(m_parse_error_message, error_message,
+          sizeof(m_parse_error_message)-1);
+}
+
+
+/**
   Trigger BUG#14090 compatibility hook.
 
   @param[in,out] unknown_key       reference on the line with unknown
diff --git a/sql/sql_trigger.h b/sql/sql_trigger.h
index f6754a75284..a7224bd74bd 100644
--- a/sql/sql_trigger.h
+++ b/sql/sql_trigger.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2004-2005 MySQL AB
+/*
+   Copyright (c) 2004, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /**
@@ -62,6 +64,27 @@ class Table_triggers_list: public Sql_alloc
   */
   GRANT_INFO        subject_table_grants[TRG_EVENT_MAX][TRG_ACTION_MAX];
 
+  /**
+     This flag indicates that one of the triggers was not parsed successfully,
+     and as a precaution the object has entered a state where all trigger
+     access results in errors until all such triggers are dropped. It is not
+     safe to add triggers since we don't know if the broken trigger has the
+     same name or event type. Nor is it safe to invoke any trigger for the
+     aforementioned reasons. The only safe operations are drop_trigger and
+     drop_all_triggers.
+
+     @see Table_triggers_list::set_parse_error
+   */
+  bool m_has_unparseable_trigger;
+
+  /**
+    This error will be displayed when the user tries to manipulate or invoke
+    triggers on a table that has broken triggers. It will get set only once
+    per statement and thus will contain the first parse error encountered in
+    the trigger file.
+   */
+  char m_parse_error_message[MYSQL_ERRMSG_SIZE];
+
 public:
   /**
     Field responsible for storing triggers definitions in file.
@@ -84,7 +107,7 @@ public:
   /* End of character ser context. */
 
   Table_triggers_list(TABLE *table_arg):
-    record1_field(0), trigger_table(table_arg)
+  record1_field(0), trigger_table(table_arg), m_has_unparseable_trigger(false)
   {
     bzero((char *)bodies, sizeof(bodies));
     bzero((char *)trigger_fields, sizeof(trigger_fields));
@@ -140,6 +163,8 @@ public:
 
   void mark_fields_used(trg_event_type event);
 
+  void set_parse_error_message(char *error_message);
+
   friend class Item_trigger_field;
   friend int sp_cache_routines_and_add_tables_for_triggers(THD *thd, LEX *lex,
                                                             TABLE_LIST *table);
@@ -155,6 +180,16 @@ private:
                                      const char *new_db_name,
                                      LEX_STRING *old_table_name,
                                      LEX_STRING *new_table_name);
+
+  bool check_for_broken_triggers() 
+  {
+    if (m_has_unparseable_trigger)
+    {
+      my_message(ER_PARSE_ERROR, m_parse_error_message, MYF(0));
+      return true;
+    }
+    return false;
+  }
 };
 
 extern const LEX_STRING trg_action_time_type_names[];
diff --git a/sql/sql_udf.cc b/sql/sql_udf.cc
index 76ccca0a894..2906e69fc75 100644
--- a/sql/sql_udf.cc
+++ b/sql/sql_udf.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* This implements 'user defined functions' */
 
diff --git a/sql/sql_union.cc b/sql/sql_union.cc
index d173c761311..bcdbf81836a 100644
--- a/sql/sql_union.cc
+++ b/sql/sql_union.cc
@@ -1,4 +1,4 @@
-/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +11,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /*
@@ -409,15 +410,27 @@ bool st_select_lex_unit::prepare(THD *thd_arg, select_result *sel_result,
 	  fake_select_lex->table_list.empty();
 	  DBUG_RETURN(TRUE);
 	}
+
+        /*
+          Fake st_select_lex should have item list for correct ref_array
+          allocation.
+        */
 	fake_select_lex->item_list= item_list;
 
 	thd_arg->lex->current_select= fake_select_lex;
+
+        /*
+          We need to add up n_sum_items in order to make the correct
+          allocation in setup_ref_array().
+        */
+        fake_select_lex->n_child_sum_items+= global_parameters->n_sum_items;
+
 	saved_error= fake_select_lex->join->
 	  prepare(&fake_select_lex->ref_pointer_array,
 		  fake_select_lex->table_list.first,
 		  0, 0,
-		  fake_select_lex->order_list.elements,
-		  fake_select_lex->order_list.first,
+                  global_parameters->order_list.elements, // og_num
+                  global_parameters->order_list.first,    // order
 		  NULL, NULL, NULL,
 		  fake_select_lex, this);
 	fake_select_lex->table_list.empty();
@@ -585,11 +598,21 @@ bool st_select_lex_unit::exec()
 	}
         fake_select_lex->join->no_const_tables= TRUE;
 
-	/*
-	  Fake st_select_lex should have item list for correctref_array
-	  allocation.
-	*/
-	fake_select_lex->item_list= item_list;
+        /*
+          Fake st_select_lex should have item list for correct ref_array
+          allocation.
+        */
+        fake_select_lex->item_list= item_list;
+
+        /*
+          We need to add up n_sum_items in order to make the correct
+          allocation in setup_ref_array().
+          Don't add more sum_items if we have already done JOIN::prepare
+          for this (with a different join object)
+        */
+        if (!fake_select_lex->ref_pointer_array)
+          fake_select_lex->n_child_sum_items+= global_parameters->n_sum_items;
+
         saved_error= mysql_select(thd, &fake_select_lex->ref_pointer_array,
                               &result_table_list,
                               0, item_list, NULL,
diff --git a/sql/sql_view.cc b/sql/sql_view.cc
index 9c8e8f8c27e..2fc6918e49f 100644
--- a/sql/sql_view.cc
+++ b/sql/sql_view.cc
@@ -1267,8 +1267,39 @@ bool mysql_make_view(THD *thd, File_parser *parser, TABLE_LIST *table,
     if (!table->prelocking_placeholder &&
         (old_lex->sql_command == SQLCOM_SELECT && old_lex->describe))
     {
-      if (check_table_access(thd, SELECT_ACL, view_tables, UINT_MAX, TRUE) &&
-          check_table_access(thd, SHOW_VIEW_ACL, table, UINT_MAX, TRUE))
+      /*
+        The user we run EXPLAIN as (either the connected user who issued
+        the EXPLAIN statement, or the definer of a SUID stored routine
+        which contains the EXPLAIN) should have both SHOW_VIEW_ACL and
+        SELECT_ACL on the view being opened as well as on all underlying
+        views since EXPLAIN will disclose their structure. This user also
+        should have SELECT_ACL on all underlying tables of the view since
+        this EXPLAIN will disclose information about the number of rows in it.
+
+        To perform this privilege check we create auxiliary TABLE_LIST object
+        for the view in order a) to avoid trashing "table->grant" member for
+        original table list element, which contents can be important at later
+        stage for column-level privilege checking b) get TABLE_LIST object
+        with "security_ctx" member set to 0, i.e. forcing check_table_access()
+        to use active user's security context.
+
+        There is no need for creating similar copies of TABLE_LIST elements
+        for underlying tables since they just have been constructed and thus
+        have TABLE_LIST::security_ctx == 0 and fresh TABLE_LIST::grant member.
+
+        Finally at this point making sure we have SHOW_VIEW_ACL on the views
+        will suffice as we implicitly require SELECT_ACL anyway.
+      */
+        
+      TABLE_LIST view_no_suid;
+      bzero(static_cast<void *>(&view_no_suid), sizeof(TABLE_LIST));
+      view_no_suid.db= table->db;
+      view_no_suid.table_name= table->table_name;
+
+      DBUG_ASSERT(view_tables == NULL || view_tables->security_ctx == NULL);
+
+      if (check_table_access(thd, SELECT_ACL, view_tables, UINT_MAX, TRUE) ||
+          check_table_access(thd, SHOW_VIEW_ACL, &view_no_suid, UINT_MAX, TRUE))
       {
         my_message(ER_VIEW_NO_EXPLAIN, ER(ER_VIEW_NO_EXPLAIN), MYF(0));
         goto err;
diff --git a/sql/sql_view.h b/sql/sql_view.h
index e08c2168e14..421ab87b342 100644
--- a/sql/sql_view.h
+++ b/sql/sql_view.h
@@ -1,5 +1,6 @@
 /* -*- C++ -*- */
-/* Copyright (C) 2004 MySQL AB
+/* Copyright (c) 2004-2006, 2008 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +13,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 */
 
 bool create_view_precheck(THD *thd, TABLE_LIST *tables, TABLE_LIST *view,
diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy
index 2f0595bbcfb..5f94bcd8bf3 100644
--- a/sql/sql_yacc.yy
+++ b/sql/sql_yacc.yy
@@ -1,4 +1,5 @@
-/* Copyright (c) 2000, 2010 Oracle and/or its affiliates. All rights reserved.
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* sql_yacc.yy */
 
@@ -1862,7 +1864,6 @@ create:
             lex->change=NullS;
             bzero((char*) &lex->create_info,sizeof(lex->create_info));
             lex->create_info.options=$2 | $4;
-            lex->create_info.db_type= ha_default_handlerton(thd);
             lex->create_info.default_table_charset= NULL;
             lex->name.str= 0;
             lex->name.length= 0;
@@ -1871,7 +1872,8 @@ create:
           {
             LEX *lex= YYTHD->lex;
             lex->current_select= &lex->select_lex; 
-            if (!lex->create_info.db_type)
+            if ((lex->create_info.used_fields & HA_CREATE_USED_ENGINE) &&
+                !lex->create_info.db_type)
             {
               lex->create_info.db_type= ha_default_handlerton(YYTHD);
               push_warning_printf(YYTHD, MYSQL_ERROR::WARN_LEVEL_WARN,
@@ -2050,16 +2052,19 @@ opt_ev_status:
         | ENABLE_SYM
           {
             Lex->event_parse_data->status= Event_parse_data::ENABLED;
+            Lex->event_parse_data->status_changed= true;
             $$= 1;
           }
         | DISABLE_SYM ON SLAVE
           {
             Lex->event_parse_data->status= Event_parse_data::SLAVESIDE_DISABLED;
+            Lex->event_parse_data->status_changed= true; 
             $$= 1;
           }
         | DISABLE_SYM
           {
             Lex->event_parse_data->status= Event_parse_data::DISABLED;
+            Lex->event_parse_data->status_changed= true;
             $$= 1;
           }
         ;
@@ -8240,6 +8245,11 @@ function_call_generic:
             Create_func *builder;
             Item *item= NULL;
 
+            if (check_routine_name(&$1))
+            {
+              MYSQL_YYABORT;
+            }
+
             /*
               Implementation note:
               names are resolved with the following order:
@@ -8303,6 +8313,16 @@ function_call_generic:
               version() (a vendor can specify any schema).
             */
 
+            if (!$1.str || check_db_name(&$1))
+            {
+              my_error(ER_WRONG_DB_NAME, MYF(0), $1.str);
+              MYSQL_YYABORT;
+            }
+            if (check_routine_name(&$3))
+            {
+              MYSQL_YYABORT;
+            }
+
             builder= find_qualified_function_builder(thd);
             DBUG_ASSERT(builder);
             item= builder->create_with_db(thd, $1, $3, true, $5);
diff --git a/sql/strfunc.cc b/sql/strfunc.cc
index 0153381f85b..83da635d8c3 100644
--- a/sql/strfunc.cc
+++ b/sql/strfunc.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2003 MySQL AB
+/*
+   Copyright (c) 2003-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /* Some useful string utility functions used by the MySQL server */
 
diff --git a/sql/structs.h b/sql/structs.h
index e2fd2140763..ee6a2ffdcfd 100644
--- a/sql/structs.h
+++ b/sql/structs.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000-2008 MySQL AB, 2008-2010 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* The old structures from unireg */
diff --git a/sql/table.cc b/sql/table.cc
index 21575e419da..554e1a6e55e 100644
--- a/sql/table.cc
+++ b/sql/table.cc
@@ -1,5 +1,6 @@
-/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
-   Copyright (c) 2009-2011, Monty Program Ab
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
+   Copyright (c) 2008-2011 Monty Program Ab
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Some general useful functions */
@@ -2740,7 +2742,7 @@ void open_table_error(TABLE_SHARE *share, int error, int db_errno, int errarg)
   default:				/* Better wrong error than none */
   case 4:
     strxmov(buff, share->normalized_path.str, reg_ext, NullS);
-    my_error(ER_NOT_FORM_FILE, errortype, buff, 0);
+    my_error(ER_NOT_FORM_FILE, errortype, buff);
     break;
   }
   DBUG_VOID_RETURN;
@@ -3320,7 +3322,7 @@ Table_check_intact::check(TABLE *table, const TABLE_FIELD_DEF *table_def)
       report_error(ER_COL_COUNT_DOESNT_MATCH_PLEASE_UPDATE,
                    ER(ER_COL_COUNT_DOESNT_MATCH_PLEASE_UPDATE),
                    table->alias.c_ptr(), table_def->count, table->s->fields,
-                   table->s->mysql_version, MYSQL_VERSION_ID);
+                   (int) table->s->mysql_version, MYSQL_VERSION_ID);
       DBUG_RETURN(TRUE);
     }
     else if (MYSQL_VERSION_ID == table->s->mysql_version)
diff --git a/sql/thr_malloc.cc b/sql/thr_malloc.cc
index da0c25b54dd..7afb8027a2c 100644
--- a/sql/thr_malloc.cc
+++ b/sql/thr_malloc.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2001, 2003-2004 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Mallocs for used in threads */
diff --git a/sql/time.cc b/sql/time.cc
index c4f6c3c9539..ebbb5d4c583 100644
--- a/sql/time.cc
+++ b/sql/time.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /* Functions to handle date and time */
diff --git a/sql/tztime.cc b/sql/tztime.cc
index 678483e1c14..6bb295b98c6 100644
--- a/sql/tztime.cc
+++ b/sql/tztime.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2004 MySQL AB
+/*
+   Copyright (c) 2004, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
    Most of the following code and structures were derived from
diff --git a/sql/tztime.h b/sql/tztime.h
index 9bf103519c4..daedbb14fca 100644
--- a/sql/tztime.h
+++ b/sql/tztime.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2004 MySQL AB
+/*
+   Copyright (c) 2004-2007 MySQL AB, 2008, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 #ifdef USE_PRAGMA_INTERFACE
diff --git a/sql/udf_example.c b/sql/udf_example.c
index 979aebd4b23..b68a9fd2b79 100644
--- a/sql/udf_example.c
+++ b/sql/udf_example.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 2002 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
 ** example file of UDF (user definable functions) that are dynamicly loaded
diff --git a/sql/uniques.cc b/sql/uniques.cc
index 3d1ea9243b9..fd6056ae8a6 100644
--- a/sql/uniques.cc
+++ b/sql/uniques.cc
@@ -1,4 +1,6 @@
-/* Copyright (C) 2001 MySQL AB
+/*
+   Copyright (c) 2001-2003, 2005-2007 MySQL AB, 2009 Sun Microsystems, Inc.
+   Use is subject to license terms.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +13,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Function to handle quick removal of duplicates
diff --git a/sql/unireg.cc b/sql/unireg.cc
index 9859d27dd3b..dde755462dd 100644
--- a/sql/unireg.cc
+++ b/sql/unireg.cc
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2011, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,8 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 /*
   Functions to create a unireg form-file from a FIELD and a fieldname-fieldinfo
@@ -253,13 +254,14 @@ bool mysql_create_frm(THD *thd, const char *file_name,
     if ((thd->variables.sql_mode &
          (MODE_STRICT_TRANS_TABLES | MODE_STRICT_ALL_TABLES)))
     {
-      my_error(ER_TOO_LONG_TABLE_COMMENT, MYF(0), table, tmp_len);
+      my_error(ER_TOO_LONG_TABLE_COMMENT, MYF(0), table,
+               static_cast<ulong>(tmp_len));
       goto err;
     }
     push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_WARN,
                         ER_TOO_LONG_TABLE_COMMENT,
                         ER(ER_TOO_LONG_TABLE_COMMENT),
-                        table, tmp_len);
+                        table, static_cast<ulong>(tmp_len));
     create_info->comment.length= tmp_len;
   }
 
@@ -656,13 +658,14 @@ static bool pack_header(uchar *forminfo, enum legacy_db_type table_type,
       if ((current_thd->variables.sql_mode &
 	   (MODE_STRICT_TRANS_TABLES | MODE_STRICT_ALL_TABLES)))
       {
-        my_error(ER_TOO_LONG_FIELD_COMMENT, MYF(0), field->field_name, tmp_len);
+        my_error(ER_TOO_LONG_FIELD_COMMENT, MYF(0), field->field_name,
+                 static_cast<ulong>(tmp_len));
 	DBUG_RETURN(1);
       }
       push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_WARN,
                           ER_TOO_LONG_FIELD_COMMENT,
                           ER(ER_TOO_LONG_FIELD_COMMENT),
-                          field->field_name, tmp_len);
+                          field->field_name, static_cast<ulong>(tmp_len));
       field->comment.length= tmp_len;
     }
     if (field->vcol_info)
@@ -768,7 +771,7 @@ static bool pack_header(uchar *forminfo, enum legacy_db_type table_type,
 
   if (reclength > (ulong) file->max_record_length())
   {
-    my_error(ER_TOO_BIG_ROWSIZE, MYF(0), (uint) file->max_record_length());
+    my_error(ER_TOO_BIG_ROWSIZE, MYF(0), static_cast<long>(file->max_record_length()));
     DBUG_RETURN(1);
   }
   /* Hack to avoid bugs with small static rows in MySQL */
diff --git a/sql/unireg.h b/sql/unireg.h
index 57a9038d5f7..33cd5d1006d 100644
--- a/sql/unireg.h
+++ b/sql/unireg.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2006 MySQL AB
+/*
+   Copyright (c) 2000, 2010, Oracle and/or its affiliates.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+*/
 
 
 /*  Extra functions used by unireg library */
@@ -208,7 +210,6 @@
 */
 
 #define BIN_LOG_HEADER_SIZE    4 
-#define FLOATING_POINT_BUFFER 331
 
 #define DEFAULT_KEY_CACHE_NAME "default"