Merge branch '10.0' 10.1

71 files changed, 1114 insertions, 180 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 137d28fdf20..1ff14c94a74 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
-# Copyright (c) 2006, 2014, Oracle and/or its affiliates.
-# Copyright (c) 2008, 2014, Monty Program Ab
+# Copyright (c) 2006, 2017, Oracle and/or its affiliates.
+# Copyright (c) 2008, 2017, MariaDB
 # 
 # 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
@@ -223,11 +223,9 @@ IF(SECURITY_HARDENED)
   MY_CHECK_AND_SET_COMPILER_FLAG("-D_FORTIFY_SOURCE=2" RELEASE RELWITHDEBINFO)
 ENDIF()
 
-OPTION(ENABLE_DEBUG_SYNC "Enable debug sync (debug builds only)" ON) 
-IF(ENABLE_DEBUG_SYNC) 
-  SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DENABLED_DEBUG_SYNC") 
-  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DENABLED_DEBUG_SYNC") 
-ENDIF() 
+# Always enable debug sync for debug builds.
+SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DENABLED_DEBUG_SYNC")
+SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DENABLED_DEBUG_SYNC")
  
 OPTION(ENABLE_GCOV "Enable gcov (debug, Linux builds only)" OFF)
 IF (ENABLE_GCOV)
diff --git a/client/client_priv.h b/client/client_priv.h
index c0c4954cdf0..1419d9dfad9 100644
--- a/client/client_priv.h
+++ b/client/client_priv.h
@@ -115,4 +115,3 @@ enum options_client
   Name of the performance schema database.
 */
 #define PERFORMANCE_SCHEMA_DB_NAME "performance_schema"
-
diff --git a/client/mysql.cc b/client/mysql.cc
index 1d55f6fcf19..4d7c0526dc8 100644
--- a/client/mysql.cc
+++ b/client/mysql.cc
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2014, Oracle and/or its affiliates.
-   Copyright (c) 2009, 2016, MariaDB
+   Copyright (c) 2009, 2017, MariaDB
 
    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/client/mysql_upgrade.c b/client/mysql_upgrade.c
index ee63fda2e39..9ac438ff6ea 100644
--- a/client/mysql_upgrade.c
+++ b/client/mysql_upgrade.c
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2006, 2013, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2016, MariaDB
+   Copyright (c) 2010, 2017, MariaDB
 
    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/client/mysqladmin.cc b/client/mysqladmin.cc
index d090fe20a01..aa6a188166d 100644
--- a/client/mysqladmin.cc
+++ b/client/mysqladmin.cc
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2014, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2016, MariaDB
+   Copyright (c) 2010, 2017, MariaDB
 
    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/client/mysqlcheck.c b/client/mysqlcheck.c
index 3a6f5462ced..c4ac58973f8 100644
--- a/client/mysqlcheck.c
+++ b/client/mysqlcheck.c
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2001, 2013, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2016, MariaDB
+   Copyright (c) 2010, 2017, MariaDB
 
    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/client/mysqldump.c b/client/mysqldump.c
index 42c3b39cf5c..40845e8cee6 100644
--- a/client/mysqldump.c
+++ b/client/mysqldump.c
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2013, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2016, MariaDB
+   Copyright (c) 2010, 2017, MariaDB
 
    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
@@ -2205,7 +2205,6 @@ static void print_comment(FILE *sql_file, my_bool is_error, const char *format,
   print_xml_comment(sql_file, strlen(comment_buff), comment_buff);
 }
 
-
 /*
  create_delimiter
  Generate a new (null-terminated) string that does not exist in  query 
@@ -2550,7 +2549,7 @@ static uint dump_routines_for_db(char *db)
                           query_buff);
             print_comment(sql_file, 1,
                           "-- does %s have permissions on mysql.proc?\n\n",
-                          current_user);
+                          fix_for_comment(current_user));
             maybe_die(EX_MYSQLERR,"%s has insufficent privileges to %s!",
                       current_user, query_buff);
           }
diff --git a/client/mysqlimport.c b/client/mysqlimport.c
index aee445d387d..216359c82ec 100644
--- a/client/mysqlimport.c
+++ b/client/mysqlimport.c
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2015, Oracle and/or its affiliates.
-   Copyright (c) 2011, 2016, MariaDB
+   Copyright (c) 2011, 2017, MariaDB
 
    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/client/mysqlshow.c b/client/mysqlshow.c
index eec4a8d3268..6f434d6770d 100644
--- a/client/mysqlshow.c
+++ b/client/mysqlshow.c
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2015, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2016, MariaDB
+   Copyright (c) 2010, 2017, MariaDB
 
    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/client/mysqlslap.c b/client/mysqlslap.c
index b3229980e77..a78bf35d51b 100644
--- a/client/mysqlslap.c
+++ b/client/mysqlslap.c
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2005, 2015, Oracle and/or its affiliates.
-   Copyright (c) 2010, 2016, MariaDB
+   Copyright (c) 2010, 2017, MariaDB
 
    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/client/mysqltest.cc b/client/mysqltest.cc
index 492411d49ca..6a92ed0dbc7 100644
--- a/client/mysqltest.cc
+++ b/client/mysqltest.cc
@@ -1,5 +1,5 @@
 /* Copyright (c) 2000, 2013, Oracle and/or its affiliates.
-   Copyright (c) 2009, 2016, Monty Program Ab.
+   Copyright (c) 2009, 2017, MariaDB
 
    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
@@ -1062,7 +1062,7 @@ void do_eval(DYNAMIC_STRING *query_eval, const char *query,
 	if (!(v= var_get(p, &p, 0, 0)))
         {
           report_or_die( "Bad variable in eval");
-          return;
+          DBUG_VOID_RETURN;
         }
 	dynstr_append_mem(query_eval, v->str_val, v->str_val_len);
       }
@@ -1777,7 +1777,7 @@ static int run_command(char* cmd,
   if (!(res_file= popen(cmd, "r")))
   {
     report_or_die("popen(\"%s\", \"r\") failed", cmd);
-    return -1;
+    DBUG_RETURN(-1);
   }
 
   while (fgets(buf, sizeof(buf), res_file))
@@ -2874,7 +2874,7 @@ void var_set_query_get_value(struct st_command *command, VAR *var)
     dynstr_free(&ds_query);
     dynstr_free(&ds_col);
     eval_expr(var, "", 0);
-    return;
+    DBUG_VOID_RETURN;
   }
 
   {
@@ -2899,7 +2899,7 @@ void var_set_query_get_value(struct st_command *command, VAR *var)
                     ds_col.str, ds_query.str);
       dynstr_free(&ds_query);
       dynstr_free(&ds_col);
-      return;
+      DBUG_VOID_RETURN;
     }
     DBUG_PRINT("info", ("Found column %d with name '%s'",
                         i, fields[i].name));
@@ -3347,7 +3347,7 @@ void do_exec(struct st_command *command)
   if (!*cmd)
   {
     report_or_die("Missing argument in exec");
-    return;
+    DBUG_VOID_RETURN;
   }
   command->last_argument= command->end;
 
@@ -3387,7 +3387,7 @@ void do_exec(struct st_command *command)
     dynstr_free(&ds_cmd);
     if (command->abort_on_error)
       report_or_die("popen(\"%s\", \"r\") failed", command->first_argument);
-    return;
+    DBUG_VOID_RETURN;
   }
 
   ds_result= &ds_res;
@@ -3436,7 +3436,7 @@ void do_exec(struct st_command *command)
                     ds_cmd.str, error, status, errno,
                     ds_res.str);
       dynstr_free(&ds_cmd);
-      return;
+      DBUG_VOID_RETURN;
     }
 
     DBUG_PRINT("info",
@@ -3575,7 +3575,7 @@ void do_system(struct st_command *command)
   if (strlen(command->first_argument) == 0)
   {
     report_or_die("Missing arguments to system, nothing to do!");
-    return;
+    DBUG_VOID_RETURN;
   }
 
   init_dynamic_string(&ds_cmd, 0, command->query_len + 64, 256);
@@ -4662,7 +4662,7 @@ void do_perl(struct st_command *command)
       if (command->abort_on_error)
         die("popen(\"%s\", \"r\") failed", buf);
       dynstr_free(&ds_delimiter);
-      return;
+      DBUG_VOID_RETURN;
     }
 
     while (fgets(buf, sizeof(buf), res_file))
diff --git a/cmake/pcre.cmake b/cmake/pcre.cmake
index 45d9bc01ddb..894bde38974 100644
--- a/cmake/pcre.cmake
+++ b/cmake/pcre.cmake
@@ -5,7 +5,7 @@ MACRO (CHECK_PCRE)
   IF(WITH_PCRE STREQUAL "system" OR WITH_PCRE STREQUAL "auto")
     CHECK_LIBRARY_EXISTS(pcre pcre_stack_guard "" HAVE_PCRE)
   ENDIF()
-  IF(NOT HAVE_PCRE)
+  IF(NOT HAVE_PCRE OR WITH_PCRE STREQUAL "bundled")
     IF (WITH_PCRE STREQUAL "system")
       MESSAGE(FATAL_ERROR "system pcre is not found or unusable")
     ENDIF()
diff --git a/include/mysql/psi/mysql_file.h b/include/mysql/psi/mysql_file.h
index 2f388c285bf..be9d7116b9b 100644
--- a/include/mysql/psi/mysql_file.h
+++ b/include/mysql/psi/mysql_file.h
@@ -1423,4 +1423,3 @@ inline_mysql_file_sync(
 /** @} (end of group File_instrumentation) */
 
 #endif
-
diff --git a/include/welcome_copyright_notice.h b/include/welcome_copyright_notice.h
index e9891856221..cd7cd6692be 100644
--- a/include/welcome_copyright_notice.h
+++ b/include/welcome_copyright_notice.h
@@ -1,5 +1,5 @@
-/* Copyright (c) 2011, 2016, Oracle and/or its affiliates.
-   Copyright (c) 2011, 2016, MariaDB
+/* Copyright (c) 2011, 2017, Oracle and/or its affiliates.
+   Copyright (c) 2011, 2017, MariaDB
 
    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
@@ -17,7 +17,7 @@
 #ifndef _welcome_copyright_notice_h_
 #define _welcome_copyright_notice_h_
 
-#define COPYRIGHT_NOTICE_CURRENT_YEAR "2016"
+#define COPYRIGHT_NOTICE_CURRENT_YEAR "2017"
 
 /*
   This define specifies copyright notice which is displayed by every MySQL
diff --git a/mysql-test/disabled.def b/mysql-test/disabled.def
index e82ddcf92d1..b489139a59f 100644
--- a/mysql-test/disabled.def
+++ b/mysql-test/disabled.def
@@ -12,7 +12,6 @@
 tablespace               : disabled in MariaDB (no TABLESPACE table attribute)
 events_time_zone         : Test is not predictable as it depends on precise timing.
 read_many_rows_innodb    : Bug#11748886 2010-11-15 mattiasj report already exists
-log_tables-big           : Bug#11756699 2010-11-15 mattiasj report already exists
 mysql_embedded           : Bug#12561297 2011-05-14 Anitha Dependent on PB2 changes - eventum#41836
 #show_explain  : Psergey: random timeout in range-checked-for-each record query.
 ssl_crl_clients_valid    : broken upstream
diff --git a/mysql-test/mysql-test-run.pl b/mysql-test/mysql-test-run.pl
index c7e8712c9fc..ef054fb2d3e 100755
--- a/mysql-test/mysql-test-run.pl
+++ b/mysql-test/mysql-test-run.pl
@@ -2817,13 +2817,10 @@ sub mysql_server_start($) {
     if (! $opt_start_dirty)	# If dirty, keep possibly grown system db
     {
       # Copy datadir from installed system db
-      for my $path ( "$opt_vardir", "$opt_vardir/..") {
-        my $install_db= "$path/install.db";
-        copytree($install_db, $datadir)
-          if -d $install_db;
-      }
-      mtr_error("Failed to copy system db to '$datadir'")
-        unless -d $datadir;
+      my $path= ($opt_parallel == 1) ? "$opt_vardir" : "$opt_vardir/..";
+      my $install_db= "$path/install.db";
+      copytree($install_db, $datadir) if -d $install_db;
+      mtr_error("Failed to copy system db to '$datadir'") unless -d $datadir;
     }
   }
   else
diff --git a/mysql-test/r/events_2.result b/mysql-test/r/events_2.result
index c57893ccf6f..1589fbddf0c 100644
--- a/mysql-test/r/events_2.result
+++ b/mysql-test/r/events_2.result
@@ -2,10 +2,10 @@ set sql_mode="";
 drop database if exists events_test;
 create database events_test;
 use events_test;
-create event e_26 on schedule at '2027-01-01 00:00:00' disable do set @a = 5;
+create event e_26 on schedule at '2037-01-01 00:00:00' disable do set @a = 5;
 select db, name, body, definer, convert_tz(execute_at, 'UTC', 'SYSTEM'), on_completion from mysql.event;
 db	name	body	definer	convert_tz(execute_at, 'UTC', 'SYSTEM')	on_completion
-events_test	e_26	set @a = 5	root@localhost	2027-01-01 00:00:00	DROP
+events_test	e_26	set @a = 5	root@localhost	2037-01-01 00:00:00	DROP
 drop event e_26;
 create event e_26 on schedule at NULL disable do set @a = 5;
 ERROR HY000: Incorrect AT value: 'NULL'
diff --git a/mysql-test/r/explain_json.result b/mysql-test/r/explain_json.result
index a42f5af114c..568373f1e16 100644
--- a/mysql-test/r/explain_json.result
+++ b/mysql-test/r/explain_json.result
@@ -825,7 +825,7 @@ EXPLAIN
             "buffer_type": "flat",
             "buffer_size": "256Kb",
             "join_type": "BNL",
-            "attached_condition": "((t2.b <> outer_t1.a) and trigcond(((<cache>(outer_t1.a) = t1.a) or isnull(t1.a))))"
+            "attached_condition": "(t2.b <> outer_t1.a)"
           }
         }
       }
diff --git a/mysql-test/r/gis.result b/mysql-test/r/gis.result
index 660a72fc26c..58ada257ed6 100644
--- a/mysql-test/r/gis.result
+++ b/mysql-test/r/gis.result
@@ -1704,7 +1704,19 @@ SELECT ASTEXT(p) FROM v1;
 ASTEXT(p)
 POINT(1 1)
 DROP VIEW v1;
-End of 5.5 tests
+#
+# Start of 10.0 tests
+#
+#
+# MDEV-12495 Conditional jump depends on uninitialised value for: SELECT NULL UNION geom_expression
+#
+SELECT AsText(g) FROM (SELECT NULL AS g UNION SELECT Point(1,1)) AS t1;
+AsText(g)
+NULL
+POINT(1 1)
+#
+# End 10.0 tests
+#
 SHOW CREATE TABLE information_schema.geometry_columns;
 Table	Create Table
 GEOMETRY_COLUMNS	CREATE TEMPORARY TABLE `GEOMETRY_COLUMNS` (
diff --git a/mysql-test/r/innodb_icp.result b/mysql-test/r/innodb_icp.result
index 1fd388de194..a5215bf9f0d 100644
--- a/mysql-test/r/innodb_icp.result
+++ b/mysql-test/r/innodb_icp.result
@@ -432,7 +432,7 @@ WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	Using where
 2	DEPENDENT SUBQUERY	it	eq_ref	PRIMARY	PRIMARY	4	func	1	Using where
-2	DEPENDENT SUBQUERY	t2	index	NULL	PRIMARY	4	NULL	3	Using where; Using index; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t2	index	NULL	PRIMARY	4	NULL	3	Using index; Using join buffer (flat, BNL join)
 SELECT * FROM t1
 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10);
 pk	i
diff --git a/mysql-test/r/join_outer.result b/mysql-test/r/join_outer.result
index b3dfc0835f0..52cd0459b97 100644
--- a/mysql-test/r/join_outer.result
+++ b/mysql-test/r/join_outer.result
@@ -1745,7 +1745,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	PRIMARY	t1	index	PRIMARY	PRIMARY	4	NULL	2	100.00	Using where; Using index; Using temporary; Using filesort
 1	PRIMARY	t2	eq_ref	PRIMARY	PRIMARY	4	func	1	100.00	Using where; Using index
 2	DEPENDENT SUBQUERY	t3	eq_ref	PRIMARY	PRIMARY	4	func	1	100.00	Using where; Using index
-2	DEPENDENT SUBQUERY	t4	eq_ref	PRIMARY	PRIMARY	4	test.t3.pk	1	100.00	Using where; Using index
+2	DEPENDENT SUBQUERY	t4	eq_ref	PRIMARY	PRIMARY	4	test.t3.pk	1	100.00	Using index
 Warnings:
 Note	1276	Field or reference 'test.t2.pk' of SELECT #2 was resolved in SELECT #1
 Note	1003	select `test`.`t2`.`pk` AS `pk`,<expr_cache><`test`.`t2`.`pk`>((select (`test`.`t3`.`pk` + if(isnull(`test`.`t4`.`pk`),0,`test`.`t4`.`pk`)) from `test`.`t3` left join `test`.`t4` on((`test`.`t4`.`pk` = `test`.`t3`.`pk`)) where (`test`.`t3`.`pk` = (`test`.`t2`.`pk` + 1000)) limit 1)) AS `t` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = (`test`.`t1`.`pk` + 1000)) and (`test`.`t1`.`pk` > 1000)) group by `test`.`t2`.`pk`
diff --git a/mysql-test/r/join_outer_jcl6.result b/mysql-test/r/join_outer_jcl6.result
index 158e845d730..eb240122736 100644
--- a/mysql-test/r/join_outer_jcl6.result
+++ b/mysql-test/r/join_outer_jcl6.result
@@ -1756,7 +1756,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	PRIMARY	t1	index	PRIMARY	PRIMARY	4	NULL	2	100.00	Using where; Using index; Using temporary; Using filesort
 1	PRIMARY	t2	eq_ref	PRIMARY	PRIMARY	4	func	1	100.00	Using where; Using index
 2	DEPENDENT SUBQUERY	t3	eq_ref	PRIMARY	PRIMARY	4	func	1	100.00	Using where; Using index
-2	DEPENDENT SUBQUERY	t4	eq_ref	PRIMARY	PRIMARY	4	test.t3.pk	1	100.00	Using where; Using index
+2	DEPENDENT SUBQUERY	t4	eq_ref	PRIMARY	PRIMARY	4	test.t3.pk	1	100.00	Using index
 Warnings:
 Note	1276	Field or reference 'test.t2.pk' of SELECT #2 was resolved in SELECT #1
 Note	1003	select `test`.`t2`.`pk` AS `pk`,<expr_cache><`test`.`t2`.`pk`>((select (`test`.`t3`.`pk` + if(isnull(`test`.`t4`.`pk`),0,`test`.`t4`.`pk`)) from `test`.`t3` left join `test`.`t4` on((`test`.`t4`.`pk` = `test`.`t3`.`pk`)) where (`test`.`t3`.`pk` = (`test`.`t2`.`pk` + 1000)) limit 1)) AS `t` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = (`test`.`t1`.`pk` + 1000)) and (`test`.`t1`.`pk` > 1000)) group by `test`.`t2`.`pk`
diff --git a/mysql-test/r/loaddata.result b/mysql-test/r/loaddata.result
index 0a038776323..42f919d0cfb 100644
--- a/mysql-test/r/loaddata.result
+++ b/mysql-test/r/loaddata.result
@@ -340,7 +340,7 @@ FIELDS ESCAPED BY '\\'
   TERMINATED BY ','
   ENCLOSED BY '"'
   LINES TERMINATED BY '\n' (c0, c2);
-ERROR HY000: Invalid column reference (v2.c0) in LOAD DATA
+ERROR HY000: Column 'c0' is not updatable
 
 LOAD DATA INFILE '../../std_data/bug35469.dat' INTO TABLE v3
 FIELDS ESCAPED BY '\\'
diff --git a/mysql-test/r/log_tables-big.result b/mysql-test/r/log_tables-big.result
index 9b81127c825..1e189a7726f 100644
--- a/mysql-test/r/log_tables-big.result
+++ b/mysql-test/r/log_tables-big.result
@@ -1,29 +1,31 @@
+set @@global.log_output = 'TABLE';
 set session long_query_time=10;
 select get_lock('bug27638', 1);
 get_lock('bug27638', 1)
 1
 set session long_query_time=1;
-truncate table mysql.slow_log;
 select get_lock('bug27638', 2);
 get_lock('bug27638', 2)
 0
-select if (query_time between '00:00:01' and '00:00:10', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log;
+select if (query_time >= '00:00:01', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log
+where sql_text = 'select get_lock(\'bug27638\', 2)';
 qt	sql_text
 OK	select get_lock('bug27638', 2)
-truncate table mysql.slow_log;
 select get_lock('bug27638', 60);
 get_lock('bug27638', 60)
 0
-select if (query_time between '00:00:59' and '00:01:10', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log;
+select if (query_time >= '00:00:59', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log
+where sql_text = 'select get_lock(\'bug27638\', 60)';
 qt	sql_text
 OK	select get_lock('bug27638', 60)
-truncate table mysql.slow_log;
 select get_lock('bug27638', 101);
 get_lock('bug27638', 101)
 0
-select if (query_time between '00:01:40' and '00:01:50', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log;
+select if (query_time >= '00:01:40', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log
+where sql_text = 'select get_lock(\'bug27638\', 101)';
 qt	sql_text
 OK	select get_lock('bug27638', 101)
 select release_lock('bug27638');
 release_lock('bug27638')
 1
+set @@global.log_output=default;
diff --git a/mysql-test/r/myisam_icp.result b/mysql-test/r/myisam_icp.result
index f05d7a44c63..3c45117616c 100644
--- a/mysql-test/r/myisam_icp.result
+++ b/mysql-test/r/myisam_icp.result
@@ -430,7 +430,7 @@ WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	Using where
 2	DEPENDENT SUBQUERY	it	eq_ref	PRIMARY	PRIMARY	4	func	1	Using index condition
-2	DEPENDENT SUBQUERY	t2	index	NULL	PRIMARY	4	NULL	3	Using where; Using index; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t2	index	NULL	PRIMARY	4	NULL	3	Using index; Using join buffer (flat, BNL join)
 SELECT * FROM t1
 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10);
 pk	i
@@ -804,7 +804,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t	ALL	PRIMARY,c	NULL	NULL	NULL	64	Using where
 1	PRIMARY	t2	ref	g	g	5	test.t.c	19	Using where
 2	DEPENDENT SUBQUERY	t1	index	PRIMARY	PRIMARY	4	NULL	64	Using where; Using index
-2	DEPENDENT SUBQUERY	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.a	1	Using index condition; Using where
+2	DEPENDENT SUBQUERY	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.a	1	Using where
 SELECT COUNT(*) FROM t1 AS t, t2
 WHERE c = g
 AND (EXISTS (SELECT * FROM t1, t2 WHERE a = f  AND h <= t.e AND a > t.b)
diff --git a/mysql-test/r/mysqldump.result b/mysql-test/r/mysqldump.result
index f46fecb69cd..a5fe01d63c3 100644
--- a/mysql-test/r/mysqldump.result
+++ b/mysql-test/r/mysqldump.result
@@ -5312,6 +5312,69 @@ DROP TABLE t1;
 DROP TABLE t2;
 DROP DATABASE db_20772273;
 USE test;
+#
+# Bug #25717383: MYSQLDUMP MAY EXECUTE ANY ARBITRARY QUERY
+#
+CREATE DATABASE bug25717383;
+use bug25717383;
+CREATE TABLE `tab
+one` (a int);
+CREATE VIEW `view
+one` as SELECT * FROM `tab
+one`;
+CREATE PROCEDURE `proc
+one`() SELECT * from `tab
+one`;
+CREATE TEMPORARY TABLE `temp
+one` (id INT);
+CREATE TRIGGER `trig
+one` BEFORE INSERT ON `tab
+one` FOR EACH ROW SET NEW.a = 1;
+CREATE EVENT `event
+one` ON SCHEDULE AT '2030-01-01 00:00:00' DO SET @a=5;
+SHOW TABLES FROM bug25717383;
+Tables_in_bug25717383
+tab
+one
+view
+one
+SHOW TRIGGERS FROM bug25717383;
+Trigger	Event	Table	Statement	Timing	Created	sql_mode	Definer	character_set_client	collation_connection	Database Collation
+trig
+one	INSERT	tab
+one	SET NEW.a = 1	BEFORE	NULL		root@localhost	utf8	utf8_general_ci	latin1_swedish_ci
+SHOW EVENTS FROM bug25717383;
+Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
+bug25717383	event
+one	root@localhost	SYSTEM	ONE TIME	#	NULL	NULL	NULL	NULL	ENABLED	1	utf8	utf8_general_ci	latin1_swedish_ci
+SELECT ROUTINE_NAME FROM INFORMATION_SCHEMA.ROUTINES
+WHERE ROUTINE_SCHEMA='bug25717383' AND ROUTINE_TYPE= 'PROCEDURE'
+       ORDER BY ROUTINE_NAME;
+ROUTINE_NAME
+proc
+one
+SHOW TABLES FROM bug25717383;
+Tables_in_bug25717383
+tab
+one
+view
+one
+SHOW TRIGGERS FROM bug25717383;
+Trigger	Event	Table	Statement	Timing	Created	sql_mode	Definer	character_set_client	collation_connection	Database Collation
+trig
+one	INSERT	tab
+one	SET NEW.a = 1	BEFORE	NULL		root@localhost	utf8	utf8_general_ci	latin1_swedish_ci
+SHOW EVENTS FROM bug25717383;
+Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
+bug25717383	event
+one	root@localhost	SYSTEM	ONE TIME	#	NULL	NULL	NULL	NULL	ENABLED	1	utf8	utf8_general_ci	latin1_swedish_ci
+SELECT ROUTINE_NAME FROM INFORMATION_SCHEMA.ROUTINES
+WHERE ROUTINE_SCHEMA='bug25717383' AND ROUTINE_TYPE= 'PROCEDURE'
+       ORDER BY ROUTINE_NAME;
+ROUTINE_NAME
+proc
+one
+DROP DATABASE bug25717383;
 Usage: mysqldump [OPTIONS] database [tables]
 OR     mysqldump [OPTIONS] --databases [OPTIONS] DB1 [DB2 DB3...]
 OR     mysqldump [OPTIONS] --all-databases [OPTIONS]
diff --git a/mysql-test/r/subselect3.result b/mysql-test/r/subselect3.result
index 31e0f66f961..b495b0a2fa9 100644
--- a/mysql-test/r/subselect3.result
+++ b/mysql-test/r/subselect3.result
@@ -267,7 +267,7 @@ from t2;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	2	100.00	
 2	DEPENDENT SUBQUERY	t1	ref_or_null	a	a	5	func	2	100.00	Using where; Full scan on NULL key
-2	DEPENDENT SUBQUERY	t4	ALL	NULL	NULL	NULL	NULL	100	100.00	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t4	ALL	NULL	NULL	NULL	NULL	100	100.00	Using join buffer (flat, BNL join)
 Warnings:
 Note	1276	Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1
 Note	1003	select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`b`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(select `test`.`t1`.`a`,`test`.`t1`.`b` from `test`.`t1` join `test`.`t4` where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`)))) and trigcond(trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`))))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`)))))) AS `Z` from `test`.`t2`
@@ -1242,19 +1242,19 @@ explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	10	Using where
 2	DEPENDENT SUBQUERY	A	ALL	NULL	NULL	NULL	NULL	10	Using where
-2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	10	Using where
 2	DEPENDENT SUBQUERY	A	ALL	NULL	NULL	NULL	NULL	10	Using where
-2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 explain select straight_join * from t2 X, t2 Y 
 where X.a in (select straight_join A.a from t1 A, t1 B);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	X	ALL	NULL	NULL	NULL	NULL	10	Using where
 1	PRIMARY	Y	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 2	DEPENDENT SUBQUERY	A	ALL	NULL	NULL	NULL	NULL	10	Using where
-2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 create table t0 (a int, b int);
 insert into t0 values(1,1);
 explain select * from t0, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30);
diff --git a/mysql-test/r/subselect3_jcl6.result b/mysql-test/r/subselect3_jcl6.result
index 8d976f8ddf8..2e2da205fc3 100644
--- a/mysql-test/r/subselect3_jcl6.result
+++ b/mysql-test/r/subselect3_jcl6.result
@@ -277,7 +277,7 @@ from t2;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	2	100.00	
 2	DEPENDENT SUBQUERY	t1	ref_or_null	a	a	5	func	2	100.00	Using where; Full scan on NULL key
-2	DEPENDENT SUBQUERY	t4	ALL	NULL	NULL	NULL	NULL	100	100.00	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t4	ALL	NULL	NULL	NULL	NULL	100	100.00	Using join buffer (flat, BNL join)
 Warnings:
 Note	1276	Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1
 Note	1003	select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`b`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(select `test`.`t1`.`a`,`test`.`t1`.`b` from `test`.`t1` join `test`.`t4` where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`)))) and trigcond(trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`))))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`)))))) AS `Z` from `test`.`t2`
@@ -1252,19 +1252,19 @@ explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	10	Using where
 2	DEPENDENT SUBQUERY	A	ALL	NULL	NULL	NULL	NULL	10	Using where
-2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	10	Using where
 2	DEPENDENT SUBQUERY	A	ALL	NULL	NULL	NULL	NULL	10	Using where
-2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 explain select straight_join * from t2 X, t2 Y 
 where X.a in (select straight_join A.a from t1 A, t1 B);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	X	ALL	NULL	NULL	NULL	NULL	10	Using where
 1	PRIMARY	Y	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 2	DEPENDENT SUBQUERY	A	ALL	NULL	NULL	NULL	NULL	10	Using where
-2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	B	ALL	NULL	NULL	NULL	NULL	10	Using join buffer (flat, BNL join)
 create table t0 (a int, b int);
 insert into t0 values(1,1);
 explain select * from t0, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30);
diff --git a/mysql-test/r/subselect4.result b/mysql-test/r/subselect4.result
index b9ba4c5da39..4e70615120f 100644
--- a/mysql-test/r/subselect4.result
+++ b/mysql-test/r/subselect4.result
@@ -19,7 +19,7 @@ SELECT 1 FROM t1
 WHERE NOT EXISTS (SELECT 1 FROM t2 WHERE 1 = (SELECT MIN(t2.b) FROM t3))
 ORDER BY count(*);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	PRIMARY	t1	index	NULL	a	5	NULL	2	Using where; Using index; Using temporary
+1	PRIMARY	t1	index	NULL	a	5	NULL	2	Using index; Using temporary
 2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
 3	DEPENDENT SUBQUERY	t3	system	NULL	NULL	NULL	NULL	0	const row not found
 # should not crash the next statement
@@ -1409,7 +1409,7 @@ GROUP BY f9;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
 3	SUBQUERY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
-2	DEPENDENT SUBQUERY	t1	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t1	ALL	NULL	NULL	NULL	NULL	2	
 SELECT COUNT(t2.f3),
 (SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9
 FROM t2 JOIN t1 ON t1.f3
@@ -1425,7 +1425,7 @@ ORDER BY f9;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE
 3	SUBQUERY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Impossible WHERE noticed after reading const tables
-2	DEPENDENT SUBQUERY	t1	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t1	ALL	NULL	NULL	NULL	NULL	2	
 SELECT COUNT(t2.f3),
 (SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9
 FROM t2 JOIN t1 ON t1.f3
@@ -2435,9 +2435,11 @@ WHERE EXISTS (
 )";
 EXECUTE stmt;
 i
+4
 6
 EXECUTE stmt;
 i
+4
 6
 drop table t1, t2, t3;
 #
diff --git a/mysql-test/r/subselect_exists2in.result b/mysql-test/r/subselect_exists2in.result
index 1d0732060b7..5deb2dfa9c5 100644
--- a/mysql-test/r/subselect_exists2in.result
+++ b/mysql-test/r/subselect_exists2in.result
@@ -884,5 +884,55 @@ a
 deallocate prepare stmt;
 drop view v1;
 drop table t1,t2;
+#
+#MDEV-10053: EXIST to IN transformation turned down
+#
+CREATE TABLE t1 (
+pk INT, f1 INT NOT NULL, f2 VARCHAR(3), f3 INT NULL, PRIMARY KEY(pk))
+ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1,1,'foo',8), (2,5,'bar',7);
+set @optimizer_switch_save=@@optimizer_switch;
+set optimizer_switch='exists_to_in=off';
+explain extended SELECT STRAIGHT_JOIN sq1.f2 
+FROM ( SELECT * FROM t1 ) AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2 
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where
+3	DEPENDENT SUBQUERY	<subquery4>	eq_ref	distinct_key	distinct_key	4	func	1	100.00	
+3	DEPENDENT SUBQUERY	sq2	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where; Using join buffer (flat, BNL join)
+4	MATERIALIZED	t1	ALL	NULL	NULL	NULL	NULL	2	100.00	
+Warnings:
+Note	1276	Field or reference 'sq1.pk' of SELECT #3 was resolved in SELECT #1
+Note	1276	Field or reference 'sq1.f1' of SELECT #3 was resolved in SELECT #1
+Note	1003	select straight_join `test`.`t1`.`f2` AS `f2` from `test`.`t1` where <expr_cache><`test`.`t1`.`f1`,`test`.`t1`.`pk`>(exists(select 1 from `test`.`t1` `sq2` semi join (`test`.`t1`) where ((`test`.`sq2`.`f1` = `test`.`t1`.`f1`) and (`test`.`t1`.`pk` = `test`.`t1`.`f1`))))
+SELECT STRAIGHT_JOIN sq1.f2 
+FROM ( SELECT * FROM t1 ) AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2 
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+f2
+foo
+set optimizer_switch='exists_to_in=on';
+explain extended SELECT STRAIGHT_JOIN sq1.f2 
+FROM ( SELECT * FROM t1 ) AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2 
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where
+3	DEPENDENT SUBQUERY	<subquery4>	eq_ref	distinct_key	distinct_key	4	func	1	100.00	
+3	DEPENDENT SUBQUERY	sq2	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where; Using join buffer (flat, BNL join)
+4	MATERIALIZED	t1	ALL	NULL	NULL	NULL	NULL	2	100.00	
+Warnings:
+Note	1276	Field or reference 'sq1.pk' of SELECT #3 was resolved in SELECT #1
+Note	1276	Field or reference 'sq1.f1' of SELECT #3 was resolved in SELECT #1
+Note	1003	select straight_join `test`.`t1`.`f2` AS `f2` from `test`.`t1` where <expr_cache><`test`.`t1`.`f1`,`test`.`t1`.`pk`>(<in_optimizer>(`test`.`t1`.`f1`,<exists>(select `test`.`sq2`.`f1` from `test`.`t1` `sq2` semi join (`test`.`t1`) where ((`test`.`t1`.`pk` = `test`.`t1`.`f1`) and (<cache>(`test`.`t1`.`f1`) = `test`.`sq2`.`f1`)))))
+SELECT STRAIGHT_JOIN sq1.f2 
+FROM ( SELECT * FROM t1 ) AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2 
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+f2
+foo
+set optimizer_switch= @optimizer_switch_save;
+DROP TABLE t1;
 # End of 10.0 tests
 set optimizer_switch=default;
diff --git a/mysql-test/r/subselect_innodb.result b/mysql-test/r/subselect_innodb.result
index 11221c797ff..01257c33361 100644
--- a/mysql-test/r/subselect_innodb.result
+++ b/mysql-test/r/subselect_innodb.result
@@ -312,7 +312,7 @@ EXPLAIN SELECT 1 FROM t1 WHERE NOT EXISTS
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	1	Using where
 2	DEPENDENT SUBQUERY	t2	eq_ref	PRIMARY,d	PRIMARY	1	func	1	Using where
-3	DEPENDENT SUBQUERY	t2	index	NULL	d	2	NULL	1	Using where; Using index
+3	DEPENDENT SUBQUERY	t2	index	NULL	d	2	NULL	1	Using index
 DROP TABLE t2;
 CREATE TABLE t2 (b INT, c INT, UNIQUE KEY (b), UNIQUE KEY (b, c )) ENGINE=INNODB;
 INSERT INTO t2 VALUES (1, 1);
@@ -509,6 +509,20 @@ set join_cache_level = default;
 drop view v1;
 drop table t1,t2;
 #
+# MDEV-10693: cost-based choice between materialization and in-to-exists
+#             for a subquery from the expression used in ref access 
+#
+CREATE TABLE t1 (i1 INT PRIMARY KEY) ENGINE=InnoDB;
+INSERT INTO t1 VALUES (1),(2);
+CREATE TABLE t2 (i2 INT) ENGINE=InnoDB;
+CREATE TABLE t3 (i3 INT PRIMARY KEY) ENGINE=InnoDB;
+INSERT INTO t3 VALUES (3);
+SELECT * FROM t1
+WHERE NULL IN ( SELECT i2 FROM t2 
+WHERE i1 IN ( i2 IN ( SELECT i3 FROM t3 ) ) AND i2 = 2 );
+i1
+DROP TABLE t1,t2,t3;
+#
 # MDEV-6041: ORDER BY+subqueries: subquery_table.key=outer_table.col is not recongized as binding
 #
 create table t1(a int) engine=innodb;
diff --git a/mysql-test/r/subselect_mat.result b/mysql-test/r/subselect_mat.result
index af3df9ec811..9b85bdbc842 100644
--- a/mysql-test/r/subselect_mat.result
+++ b/mysql-test/r/subselect_mat.result
@@ -2192,6 +2192,117 @@ execute stmt;
 a
 0
 drop table t1;
+#
+# MDEV-12429: IN subquery used in WHERE of EXISTS subquery
+#
+CREATE TABLE t1 (
+pk INT, f1 INT NOT NULL, f2 VARCHAR(3), f3 INT NULL, PRIMARY KEY(pk)) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1,1,'foo',8), (2,5,'bar',7);
+SELECT sq1.f2    FROM t1 AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+f2
+foo
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch='exists_to_in=off';
+EXPLAIN
+SELECT sq1.f2    FROM t1 AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	sq1	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	<subquery3>	eq_ref	distinct_key	distinct_key	4	func	1	
+2	DEPENDENT SUBQUERY	sq2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using join buffer (flat, BNL join)
+3	MATERIALIZED	t1	ALL	NULL	NULL	NULL	NULL	2	
+# this checks the result set above
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT sq1.f2    FROM t1 AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+f2
+foo
+set optimizer_switch= @save_optimizer_switch;
+DROP TABLE t1;
+#
+# MDEV-12145: IN subquery used in WHERE of EXISTS subquery
+#
+CREATE TABLE t1 (f1 INT) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (4),(6);
+CREATE TABLE t2 (i2 INT, KEY(i2)) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (8),(7),(1);
+CREATE TABLE t3 (f3 INT, i3 INT, KEY(i3)) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (8,0),(6,3),(2,8),(3,8),(1,6),(0,0),(1,0),(1,5);
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch='exists_to_in=off';
+SELECT * FROM t1
+WHERE EXISTS ( SELECT * FROM t2, t3
+WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+f1
+6
+EXPLAIN EXTENDED
+SELECT * FROM t1
+WHERE EXISTS ( SELECT * FROM t2, t3
+WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where
+2	DEPENDENT SUBQUERY	<subquery3>	eq_ref	distinct_key	distinct_key	4	func	1	100.00	
+2	DEPENDENT SUBQUERY	t2	index	i2	i2	5	NULL	3	100.00	Using where; Using index; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t3	ref	i3	i3	5	test.t2.i2	2	100.00	Using index
+3	MATERIALIZED	t3	ALL	NULL	NULL	NULL	NULL	8	100.00	
+Warnings:
+Note	1276	Field or reference 'test.t1.f1' of SELECT #2 was resolved in SELECT #1
+Note	1003	select `test`.`t1`.`f1` AS `f1` from `test`.`t1` where <expr_cache><`test`.`t1`.`f1`>(exists(select 1 from `test`.`t2` semi join (`test`.`t3`) join `test`.`t3` where ((`test`.`t3`.`i3` = `test`.`t2`.`i2`) and (`test`.`t1`.`f1` = `test`.`t3`.`f3`))))
+# this checks the result set above
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT * FROM t1
+WHERE EXISTS ( SELECT * FROM t2, t3
+WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+f1
+6
+set optimizer_switch= @save_optimizer_switch;
+DROP TABLE t1,t2,t3;
+#
+# MDEV-9686: IN subquery used in WHERE of a subquery from select list
+#
+CREATE TABLE t1 (pk INT PRIMARY KEY, f1 INT);
+INSERT INTO t1 VALUES (1, 4),(2, 3),(3, 3),(4, 6),(5, 3);
+CREATE TABLE t2 (f2 INT);
+INSERT INTO t2 VALUES (1),(2),(3),(4),(5);
+# t1.pk is always IN ( SELECT f2 FROM t2 ),
+# so the IN condition should be true for every row,
+# and thus COUNT(*) should always return 5
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+pk	f1	sq
+1	4	5
+2	3	5
+3	3	5
+4	6	5
+5	3	5
+EXPLAIN EXTENDED
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
+2	DEPENDENT SUBQUERY	<subquery3>	eq_ref	distinct_key	distinct_key	4	func	1	100.00	
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	5	100.00	Using join buffer (flat, BNL join)
+3	MATERIALIZED	t2	ALL	NULL	NULL	NULL	NULL	5	100.00	
+Warnings:
+Note	1276	Field or reference 'test.t1.pk' of SELECT #2 was resolved in SELECT #1
+Note	1003	select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`f1` AS `f1`,<expr_cache><`test`.`t1`.`pk`>((select count(0) from `test`.`t2` semi join (`test`.`t2`) where (`test`.`t1`.`pk` = `test`.`t2`.`f2`))) AS `sq` from `test`.`t1`
+# this checks the result set above
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+pk	f1	sq
+1	4	5
+2	3	5
+3	3	5
+4	6	5
+5	3	5
+set optimizer_switch= @save_optimizer_switch;
+DROP TABLE t1,t2;
 # End of 5.5 tests
 #
 # MDEV-7220: Materialization strategy is not used for REPLACE ... SELECT
diff --git a/mysql-test/r/subselect_sj.result b/mysql-test/r/subselect_sj.result
index be252802c15..1de2b5fe01c 100644
--- a/mysql-test/r/subselect_sj.result
+++ b/mysql-test/r/subselect_sj.result
@@ -178,7 +178,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 2	DEPENDENT SUBQUERY	m16	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (flat, BNL join)
 2	DEPENDENT SUBQUERY	m17	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (flat, BNL join)
 2	DEPENDENT SUBQUERY	m18	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (flat, BNL join)
-2	DEPENDENT SUBQUERY	m19	ALL	NULL	NULL	NULL	NULL	3	Using where; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	m19	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (flat, BNL join)
 select * from
 t1 left join t2 on (t2.a= t1.a and t2.a in (select pk from t10)) 
 where t1.a < 5;
diff --git a/mysql-test/r/subselect_sj_jcl6.result b/mysql-test/r/subselect_sj_jcl6.result
index 8e95b963971..923cee70ef4 100644
--- a/mysql-test/r/subselect_sj_jcl6.result
+++ b/mysql-test/r/subselect_sj_jcl6.result
@@ -191,7 +191,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 2	DEPENDENT SUBQUERY	m16	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (incremental, BNL join)
 2	DEPENDENT SUBQUERY	m17	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (incremental, BNL join)
 2	DEPENDENT SUBQUERY	m18	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (incremental, BNL join)
-2	DEPENDENT SUBQUERY	m19	ALL	NULL	NULL	NULL	NULL	3	Using where; Using join buffer (incremental, BNL join)
+2	DEPENDENT SUBQUERY	m19	ALL	NULL	NULL	NULL	NULL	3	Using join buffer (incremental, BNL join)
 select * from
 t1 left join t2 on (t2.a= t1.a and t2.a in (select pk from t10)) 
 where t1.a < 5;
diff --git a/mysql-test/r/subselect_sj_mat.result b/mysql-test/r/subselect_sj_mat.result
index 9aa223b83f2..7bab392fecc 100644
--- a/mysql-test/r/subselect_sj_mat.result
+++ b/mysql-test/r/subselect_sj_mat.result
@@ -2232,6 +2232,117 @@ execute stmt;
 a
 0
 drop table t1;
+#
+# MDEV-12429: IN subquery used in WHERE of EXISTS subquery
+#
+CREATE TABLE t1 (
+pk INT, f1 INT NOT NULL, f2 VARCHAR(3), f3 INT NULL, PRIMARY KEY(pk)) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1,1,'foo',8), (2,5,'bar',7);
+SELECT sq1.f2    FROM t1 AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+f2
+foo
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch='exists_to_in=off';
+EXPLAIN
+SELECT sq1.f2    FROM t1 AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	sq1	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	<subquery3>	eq_ref	distinct_key	distinct_key	4	func	1	
+2	DEPENDENT SUBQUERY	sq2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using join buffer (flat, BNL join)
+3	MATERIALIZED	t1	ALL	NULL	NULL	NULL	NULL	2	
+# this checks the result set above
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT sq1.f2    FROM t1 AS sq1
+WHERE EXISTS ( SELECT * FROM t1 AS sq2
+WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+f2
+foo
+set optimizer_switch= @save_optimizer_switch;
+DROP TABLE t1;
+#
+# MDEV-12145: IN subquery used in WHERE of EXISTS subquery
+#
+CREATE TABLE t1 (f1 INT) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (4),(6);
+CREATE TABLE t2 (i2 INT, KEY(i2)) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (8),(7),(1);
+CREATE TABLE t3 (f3 INT, i3 INT, KEY(i3)) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (8,0),(6,3),(2,8),(3,8),(1,6),(0,0),(1,0),(1,5);
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch='exists_to_in=off';
+SELECT * FROM t1
+WHERE EXISTS ( SELECT * FROM t2, t3
+WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+f1
+6
+EXPLAIN EXTENDED
+SELECT * FROM t1
+WHERE EXISTS ( SELECT * FROM t2, t3
+WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where
+2	DEPENDENT SUBQUERY	<subquery3>	eq_ref	distinct_key	distinct_key	4	func	1	100.00	
+2	DEPENDENT SUBQUERY	t2	index	i2	i2	5	NULL	3	100.00	Using where; Using index; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t3	ref	i3	i3	5	test.t2.i2	2	100.00	Using index
+3	MATERIALIZED	t3	ALL	NULL	NULL	NULL	NULL	8	100.00	
+Warnings:
+Note	1276	Field or reference 'test.t1.f1' of SELECT #2 was resolved in SELECT #1
+Note	1003	select `test`.`t1`.`f1` AS `f1` from `test`.`t1` where <expr_cache><`test`.`t1`.`f1`>(exists(select 1 from `test`.`t2` semi join (`test`.`t3`) join `test`.`t3` where ((`test`.`t3`.`i3` = `test`.`t2`.`i2`) and (`test`.`t1`.`f1` = `test`.`t3`.`f3`))))
+# this checks the result set above
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT * FROM t1
+WHERE EXISTS ( SELECT * FROM t2, t3
+WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+f1
+6
+set optimizer_switch= @save_optimizer_switch;
+DROP TABLE t1,t2,t3;
+#
+# MDEV-9686: IN subquery used in WHERE of a subquery from select list
+#
+CREATE TABLE t1 (pk INT PRIMARY KEY, f1 INT);
+INSERT INTO t1 VALUES (1, 4),(2, 3),(3, 3),(4, 6),(5, 3);
+CREATE TABLE t2 (f2 INT);
+INSERT INTO t2 VALUES (1),(2),(3),(4),(5);
+# t1.pk is always IN ( SELECT f2 FROM t2 ),
+# so the IN condition should be true for every row,
+# and thus COUNT(*) should always return 5
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+pk	f1	sq
+1	4	5
+2	3	5
+3	3	5
+4	6	5
+5	3	5
+EXPLAIN EXTENDED
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
+2	DEPENDENT SUBQUERY	<subquery3>	eq_ref	distinct_key	distinct_key	4	func	1	100.00	
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	5	100.00	Using join buffer (flat, BNL join)
+3	MATERIALIZED	t2	ALL	NULL	NULL	NULL	NULL	5	100.00	
+Warnings:
+Note	1276	Field or reference 'test.t1.pk' of SELECT #2 was resolved in SELECT #1
+Note	1003	select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`f1` AS `f1`,<expr_cache><`test`.`t1`.`pk`>((select count(0) from `test`.`t2` semi join (`test`.`t2`) where (`test`.`t1`.`pk` = `test`.`t2`.`f2`))) AS `sq` from `test`.`t1`
+# this checks the result set above
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+pk	f1	sq
+1	4	5
+2	3	5
+3	3	5
+4	6	5
+5	3	5
+set optimizer_switch= @save_optimizer_switch;
+DROP TABLE t1,t2;
 # End of 5.5 tests
 #
 # MDEV-7220: Materialization strategy is not used for REPLACE ... SELECT
diff --git a/mysql-test/r/symlink.result b/mysql-test/r/symlink.result
index b02c9a0c6f5..803b43dec87 100644
--- a/mysql-test/r/symlink.result
+++ b/mysql-test/r/symlink.result
@@ -216,3 +216,14 @@ t2	CREATE TABLE `t2` (
   PRIMARY KEY (`a`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1
 drop tables t1, t2;
+#
+# Test for bug #25514146 DB_NAME IS IGNORED WHEN CREATING TABLE
+# WITH DATA DIRECTORY
+#
+# Make sure we have no current database
+CREATE DATABASE x;
+USE x;
+DROP DATABASE x;
+CREATE TABLE test.t1(id INT(11)) ENGINE MYISAM
+DATA DIRECTORY "MYSQLTEST_VARDIR/tmp";
+DROP TABLE test.t1;
diff --git a/mysql-test/suite/innodb/r/autoinc_debug.result b/mysql-test/suite/innodb/r/autoinc_debug.result
new file mode 100644
index 00000000000..b4b5e23e057
--- /dev/null
+++ b/mysql-test/suite/innodb/r/autoinc_debug.result
@@ -0,0 +1,90 @@
+CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB;
+# SETTING auto_increment_increment IN CONNECTION DEFAULT
+SET AUTO_INCREMENT_INCREMENT = 1;
+INSERT INTO t1 VALUES(NULL);
+SELECT * FROM t1;
+id
+1
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1
+# SETTING auto_increment_increment IN CONNECTION1
+SET AUTO_INCREMENT_INCREMENT = 2;
+SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1';
+INSERT INTO t1 VALUES(NULL);
+SET AUTO_INCREMENT_INCREMENT = 2;
+SET DEBUG_SYNC= 'now WAIT_FOR opened';
+SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1';
+insert into t1 values(NULL);
+SELECT * FROM t1;
+id
+1
+3
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=latin1
+SET DEBUG_SYNC= 'now SIGNAL opened1';
+SELECT * FROM t1;
+id
+1
+3
+5
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1(id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB;
+# SETTING auto_increment_increment IN CONNECTION DEFAULT
+SET AUTO_INCREMENT_INCREMENT = 1;
+INSERT INTO t1 VALUES(NULL);
+SELECT * FROM t1;
+id
+1
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1
+SET DEBUG_SYNC = 'now SIGNAL flushed';
+# SETTING auto_increment_increment in connection1
+SET AUTO_INCREMENT_INCREMENT = 2;
+SET DEBUG_SYNC= 'now WAIT_FOR flushed';
+SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1';
+INSERT INTO t1 values(NULL);
+SET DEBUG_SYNC= 'now WAIT_FOR opened';
+SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1';
+INSERT INTO t1 VALUES(NULL);
+SELECT * FROM t1;
+id
+1
+3
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=latin1
+SET DEBUG_SYNC= 'now SIGNAL opened1';
+SELECT * FROM t1;
+id
+1
+3
+5
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=latin1
+DROP TABLE t1;
+SET DEBUG_SYNC='RESET';
diff --git a/mysql-test/suite/innodb/r/innodb-index-online-norebuild.result b/mysql-test/suite/innodb/r/innodb-index-online-norebuild.result
new file mode 100644
index 00000000000..b9077643870
--- /dev/null
+++ b/mysql-test/suite/innodb/r/innodb-index-online-norebuild.result
@@ -0,0 +1,26 @@
+# INPLACE ALTER WITH INPLACE_IGNORE FLAG AND CHANGE CREATE OPTION
+# CHANGE THE COLUMN DEFAULT (INPLACE_IGNORE)
+# AND TABLE CHARSET(CHANGE CREATE)
+CREATE TABLE t1(
+id INT PRIMARY KEY,
+f1 INT NOT NULL DEFAULT 0)ENGINE=INNODB;
+INSERT INTO t1 VALUES(1, 2);
+SET SQL_MODE='STRICT_ALL_TABLES';
+ALTER TABLE t1 MODIFY COLUMN f1 INT NOT NULL DEFAULT 0,
+DEFAULT CHARSET=latin1, ALGORITHM=INPLACE;
+DROP TABLE t1;
+# CHANGE THE COMMENT OF COLUMN(INPLACE IGNORE)
+# AND TABLE CHARSET(CHANGE CREATE)
+CREATE TABLE t1(id INT COMMENT 'independence day')ENGINE=INNODB;
+INSERT INTO t1 values(1);
+ALTER TABLE t1 MODIFY COLUMN id INT COMMENT 'identifier',
+DEFAULT CHARSET=latin1, ALGORITHM=INPLACE;
+DROP TABLE t1;
+# RENAME THE TABLE(INPLACE IGNORE)
+# AND CHANGE TABLE CHARSET(CHANGE CREATE)
+CREATE TABLE t1(
+f1 INT NOT NULL,
+f2 INT NOT NULL)ENGINE=INNODB;
+INSERT INTO t1 VALUES(1, 2);
+ALTER TABLE t1 RENAME t2, DEFAULT CHARSET=latin1, ALGORITHM=INPLACE;
+DROP TABLE t2;
diff --git a/mysql-test/suite/innodb/t/autoinc_debug.test b/mysql-test/suite/innodb/t/autoinc_debug.test
new file mode 100644
index 00000000000..2e662565490
--- /dev/null
+++ b/mysql-test/suite/innodb/t/autoinc_debug.test
@@ -0,0 +1,85 @@
+--source include/have_innodb.inc
+--source include/have_debug.inc
+--source include/not_embedded.inc
+
+# Two parallel connection with autoinc column after restart.
+
+CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB;
+
+--echo # SETTING auto_increment_increment IN CONNECTION DEFAULT
+SET AUTO_INCREMENT_INCREMENT = 1;
+INSERT INTO t1 VALUES(NULL);
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+
+--source include/restart_mysqld.inc
+
+--echo # SETTING auto_increment_increment IN CONNECTION1
+SET AUTO_INCREMENT_INCREMENT = 2;
+
+SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1';
+
+SEND INSERT INTO t1 VALUES(NULL);
+
+connect(con1, localhost, root,,);
+SET AUTO_INCREMENT_INCREMENT = 2;
+SET DEBUG_SYNC= 'now WAIT_FOR opened';
+SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1';
+send insert into t1 values(NULL);
+
+connection default;
+reap;
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+SET DEBUG_SYNC= 'now SIGNAL opened1';
+
+connection con1;
+reap;
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+connection default;
+disconnect con1;
+
+DROP TABLE t1;
+
+# Two parallel connection with autoinc column without restart.
+
+CREATE TABLE t1(id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB;
+
+--echo # SETTING auto_increment_increment IN CONNECTION DEFAULT
+SET AUTO_INCREMENT_INCREMENT = 1;
+INSERT INTO t1 VALUES(NULL);
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+SET DEBUG_SYNC = 'now SIGNAL flushed';
+
+connect(con1, localhost, root,,);
+
+--echo # SETTING auto_increment_increment in connection1
+SET AUTO_INCREMENT_INCREMENT = 2;
+
+SET DEBUG_SYNC= 'now WAIT_FOR flushed';
+SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1';
+
+send INSERT INTO t1 values(NULL);
+
+connection default;
+
+SET DEBUG_SYNC= 'now WAIT_FOR opened';
+SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1';
+
+send INSERT INTO t1 VALUES(NULL);
+
+connection con1;
+reap;
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+SET DEBUG_SYNC= 'now SIGNAL opened1';
+disconnect con1;
+
+connection default;
+reap;
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+SET DEBUG_SYNC='RESET';
diff --git a/mysql-test/suite/innodb/t/innodb-index-online-norebuild.opt b/mysql-test/suite/innodb/t/innodb-index-online-norebuild.opt
new file mode 100644
index 00000000000..39b93371503
--- /dev/null
+++ b/mysql-test/suite/innodb/t/innodb-index-online-norebuild.opt
@@ -0,0 +1 @@
+--loose-innodb-sys-tables
diff --git a/mysql-test/suite/innodb/t/innodb-index-online-norebuild.test b/mysql-test/suite/innodb/t/innodb-index-online-norebuild.test
new file mode 100644
index 00000000000..518b4efe1df
--- /dev/null
+++ b/mysql-test/suite/innodb/t/innodb-index-online-norebuild.test
@@ -0,0 +1,71 @@
+--source include/have_innodb.inc
+
+--echo # INPLACE ALTER WITH INPLACE_IGNORE FLAG AND CHANGE CREATE OPTION
+
+--echo # CHANGE THE COLUMN DEFAULT (INPLACE_IGNORE)
+--echo # AND TABLE CHARSET(CHANGE CREATE)
+
+CREATE TABLE t1(
+	id INT PRIMARY KEY,
+	f1 INT NOT NULL DEFAULT 0)ENGINE=INNODB;
+
+INSERT INTO t1 VALUES(1, 2);
+
+let id_before_alter =`SELECT table_id FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name="test/t1"`;
+
+# Allow the following operation to report errors.
+SET SQL_MODE='STRICT_ALL_TABLES';
+ALTER TABLE t1 MODIFY COLUMN f1 INT NOT NULL DEFAULT 0,
+	       DEFAULT CHARSET=latin1, ALGORITHM=INPLACE;
+
+let id_after_alter =`SELECT table_id FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name="test/t1"`;
+
+if ($id_before_alter != $id_after_alter)
+{
+  --echo "Table rebuild happened";
+}
+
+DROP TABLE t1;
+
+--echo # CHANGE THE COMMENT OF COLUMN(INPLACE IGNORE)
+--echo # AND TABLE CHARSET(CHANGE CREATE)
+
+CREATE TABLE t1(id INT COMMENT 'independence day')ENGINE=INNODB;
+
+INSERT INTO t1 values(1);
+
+let id_before_alter =`SELECT table_id FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name="test/t1"`;
+
+ALTER TABLE t1 MODIFY COLUMN id INT COMMENT 'identifier',
+	       DEFAULT CHARSET=latin1, ALGORITHM=INPLACE;
+
+let id_after_alter =`SELECT table_id FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name="test/t1"`;
+
+if ($id_before_alter != $id_after_alter)
+{
+  --echo "Table rebuild happened";
+}
+
+DROP TABLE t1;
+
+--echo # RENAME THE TABLE(INPLACE IGNORE)
+--echo # AND CHANGE TABLE CHARSET(CHANGE CREATE)
+
+CREATE TABLE t1(
+	f1 INT NOT NULL,
+	f2 INT NOT NULL)ENGINE=INNODB;
+
+INSERT INTO t1 VALUES(1, 2);
+
+let id_before_alter =`SELECT table_id FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name="test/t1"`;
+
+ALTER TABLE t1 RENAME t2, DEFAULT CHARSET=latin1, ALGORITHM=INPLACE;
+
+let id_after_alter =`SELECT table_id FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name="test/t2"`;
+
+if ($id_before_alter != $id_after_alter)
+{
+  --echo "Table rebuild happened";
+}
+
+DROP TABLE t2;
diff --git a/mysql-test/suite/maria/icp.result b/mysql-test/suite/maria/icp.result
index 16b0d27d3bb..e37877c8527 100644
--- a/mysql-test/suite/maria/icp.result
+++ b/mysql-test/suite/maria/icp.result
@@ -432,7 +432,7 @@ WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	3	Using where
 2	DEPENDENT SUBQUERY	it	eq_ref	PRIMARY	PRIMARY	4	func	1	Using index condition
-2	DEPENDENT SUBQUERY	t2	index	NULL	PRIMARY	4	NULL	3	Using where; Using index; Using join buffer (flat, BNL join)
+2	DEPENDENT SUBQUERY	t2	index	NULL	PRIMARY	4	NULL	3	Using index; Using join buffer (flat, BNL join)
 SELECT * FROM t1
 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10);
 pk	i
@@ -806,7 +806,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	PRIMARY	t	ALL	PRIMARY,c	NULL	NULL	NULL	64	Using where
 1	PRIMARY	t2	ref	g	g	5	test.t.c	19	Using where
 2	DEPENDENT SUBQUERY	t1	index	PRIMARY	PRIMARY	4	NULL	64	Using where; Using index
-2	DEPENDENT SUBQUERY	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.a	1	Using index condition; Using where
+2	DEPENDENT SUBQUERY	t2	eq_ref	PRIMARY	PRIMARY	4	test.t1.a	1	Using where
 SELECT COUNT(*) FROM t1 AS t, t2
 WHERE c = g
 AND (EXISTS (SELECT * FROM t1, t2 WHERE a = f  AND h <= t.e AND a > t.b)
diff --git a/mysql-test/t/events_2.test b/mysql-test/t/events_2.test
index 20f17966b29..12ce9210b0a 100644
--- a/mysql-test/t/events_2.test
+++ b/mysql-test/t/events_2.test
@@ -15,7 +15,7 @@ use events_test;
 # mysql.event intact checking end
 #
 
-create event e_26 on schedule at '2027-01-01 00:00:00' disable do set @a = 5;
+create event e_26 on schedule at '2037-01-01 00:00:00' disable do set @a = 5;
 select db, name, body, definer, convert_tz(execute_at, 'UTC', 'SYSTEM'), on_completion from mysql.event;
 drop event e_26;
 --error ER_WRONG_VALUE
diff --git a/mysql-test/t/gis.test b/mysql-test/t/gis.test
index ea4c024988d..b109b8f6b0c 100644
--- a/mysql-test/t/gis.test
+++ b/mysql-test/t/gis.test
@@ -1453,7 +1453,20 @@ SHOW CREATE VIEW v1;
 SELECT ASTEXT(p) FROM v1;
 DROP VIEW v1;
 
---echo End of 5.5 tests
+# --echo End of 5.5 tests
+
+--echo #
+--echo # Start of 10.0 tests
+--echo #
+
+--echo #
+--echo # MDEV-12495 Conditional jump depends on uninitialised value for: SELECT NULL UNION geom_expression
+--echo #
+SELECT AsText(g) FROM (SELECT NULL AS g UNION SELECT Point(1,1)) AS t1;
+
+--echo #
+--echo # End 10.0 tests
+--echo #
 
 SHOW CREATE TABLE information_schema.geometry_columns;
 SHOW CREATE TABLE information_schema.spatial_ref_sys;
diff --git a/mysql-test/t/loaddata.test b/mysql-test/t/loaddata.test
index 1bc7eb139b9..8f8ff3520a2 100644
--- a/mysql-test/t/loaddata.test
+++ b/mysql-test/t/loaddata.test
@@ -294,7 +294,7 @@ SELECT * FROM v2;
 DELETE FROM t1;
 
 --echo
---error ER_LOAD_DATA_INVALID_COLUMN
+--error ER_NONUPDATEABLE_COLUMN
 LOAD DATA INFILE '../../std_data/bug35469.dat' INTO TABLE v2
   FIELDS ESCAPED BY '\\'
   TERMINATED BY ','
diff --git a/mysql-test/t/log_tables-big.test b/mysql-test/t/log_tables-big.test
index 8c956fa6f55..8936a163d73 100644
--- a/mysql-test/t/log_tables-big.test
+++ b/mysql-test/t/log_tables-big.test
@@ -7,6 +7,8 @@
 # check that CSV engine was compiled in
 --source include/have_csv.inc
 
+set @@global.log_output = 'TABLE';
+
 connect (con1,localhost,root,,);
 connect (con2,localhost,root,,);
 
@@ -18,18 +20,20 @@ set session long_query_time=10;
 select get_lock('bug27638', 1);
 connection con2;
 set session long_query_time=1;
-truncate table mysql.slow_log;
 select get_lock('bug27638', 2);
-select if (query_time between '00:00:01' and '00:00:10', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log;
-truncate table mysql.slow_log;
+select if (query_time >= '00:00:01', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log
+       where sql_text = 'select get_lock(\'bug27638\', 2)';
 select get_lock('bug27638', 60);
-select if (query_time between '00:00:59' and '00:01:10', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log;
-truncate table mysql.slow_log;
+select if (query_time >= '00:00:59', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log
+       where sql_text = 'select get_lock(\'bug27638\', 60)';
 select get_lock('bug27638', 101);
-select if (query_time between '00:01:40' and '00:01:50', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log;
+select if (query_time >= '00:01:40', 'OK', 'WRONG') as qt, sql_text from mysql.slow_log
+       where sql_text = 'select get_lock(\'bug27638\', 101)';
 connection con1;
 select release_lock('bug27638');
 connection default;
 
 disconnect con1;
 disconnect con2;
+
+set @@global.log_output=default;
diff --git a/mysql-test/t/mysqldump.test b/mysql-test/t/mysqldump.test
index 87091d549d1..fca334a7fee 100644
--- a/mysql-test/t/mysqldump.test
+++ b/mysql-test/t/mysqldump.test
@@ -2485,6 +2485,56 @@ DROP TABLE t2;
 DROP DATABASE db_20772273;
 USE test;
 
+--echo #
+--echo # Bug #25717383: MYSQLDUMP MAY EXECUTE ANY ARBITRARY QUERY
+--echo #
+
+
+CREATE DATABASE bug25717383;
+use bug25717383;
+
+CREATE TABLE `tab
+one` (a int);
+CREATE VIEW `view
+one` as SELECT * FROM `tab
+one`;
+
+CREATE PROCEDURE `proc
+one`() SELECT * from `tab
+one`;
+
+CREATE TEMPORARY TABLE `temp
+one` (id INT);
+
+CREATE TRIGGER `trig
+one` BEFORE INSERT ON `tab
+one` FOR EACH ROW SET NEW.a = 1;
+
+CREATE EVENT `event
+one` ON SCHEDULE AT '2030-01-01 00:00:00' DO SET @a=5;
+
+SHOW TABLES FROM bug25717383;
+SHOW TRIGGERS FROM bug25717383;
+--replace_column 6 #
+SHOW EVENTS FROM bug25717383;
+
+SELECT ROUTINE_NAME FROM INFORMATION_SCHEMA.ROUTINES
+       WHERE ROUTINE_SCHEMA='bug25717383' AND ROUTINE_TYPE= 'PROCEDURE'
+       ORDER BY ROUTINE_NAME;
+
+--exec $MYSQL_DUMP --triggers --events --routines --add-drop-database --databases bug25717383 > $MYSQLTEST_VARDIR/tmp/bug25717383.sql
+
+SHOW TABLES FROM bug25717383;
+SHOW TRIGGERS FROM bug25717383;
+--replace_column 6 #
+SHOW EVENTS FROM bug25717383;
+
+SELECT ROUTINE_NAME FROM INFORMATION_SCHEMA.ROUTINES
+       WHERE ROUTINE_SCHEMA='bug25717383' AND ROUTINE_TYPE= 'PROCEDURE'
+       ORDER BY ROUTINE_NAME;
+
+DROP DATABASE bug25717383;
+
 #
 # MDEV-6091 mysqldump goes in a loop and segfaults if --dump-slave is specified and it cannot connect to the server
 #
diff --git a/mysql-test/t/subselect_exists2in.test b/mysql-test/t/subselect_exists2in.test
index 9450ef71494..a4fdbe5c50b 100644
--- a/mysql-test/t/subselect_exists2in.test
+++ b/mysql-test/t/subselect_exists2in.test
@@ -758,6 +758,34 @@ deallocate prepare stmt;
 drop view v1;
 drop table t1,t2;
 
+--echo #
+--echo #MDEV-10053: EXIST to IN transformation turned down
+--echo #
+
+CREATE TABLE t1 (
+ pk INT, f1 INT NOT NULL, f2 VARCHAR(3), f3 INT NULL, PRIMARY KEY(pk))
+ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1,1,'foo',8), (2,5,'bar',7);
+
+let $q=
+SELECT STRAIGHT_JOIN sq1.f2 
+  FROM ( SELECT * FROM t1 ) AS sq1
+    WHERE EXISTS ( SELECT * FROM t1 AS sq2 
+                     WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+
+set @optimizer_switch_save=@@optimizer_switch;
+
+set optimizer_switch='exists_to_in=off';
+eval explain extended $q;
+eval $q;
+set optimizer_switch='exists_to_in=on';
+eval explain extended $q;
+eval $q;
+
+set optimizer_switch= @optimizer_switch_save;
+ 
+DROP TABLE t1;
+
 --echo # End of 10.0 tests
 
 #restore defaults
diff --git a/mysql-test/t/subselect_innodb.test b/mysql-test/t/subselect_innodb.test
index b26c5036f3f..2451bc60fee 100644
--- a/mysql-test/t/subselect_innodb.test
+++ b/mysql-test/t/subselect_innodb.test
@@ -503,6 +503,27 @@ drop view v1;
 drop table t1,t2;
 
 --echo #
+--echo # MDEV-10693: cost-based choice between materialization and in-to-exists
+--echo #             for a subquery from the expression used in ref access 
+--echo #
+
+--source include/have_innodb.inc
+ 
+CREATE TABLE t1 (i1 INT PRIMARY KEY) ENGINE=InnoDB;
+INSERT INTO t1 VALUES (1),(2);
+ 
+CREATE TABLE t2 (i2 INT) ENGINE=InnoDB;
+ 
+CREATE TABLE t3 (i3 INT PRIMARY KEY) ENGINE=InnoDB;
+INSERT INTO t3 VALUES (3);
+ 
+SELECT * FROM t1
+  WHERE NULL IN ( SELECT i2 FROM t2 
+                    WHERE i1 IN ( i2 IN ( SELECT i3 FROM t3 ) ) AND i2 = 2 );
+
+DROP TABLE t1,t2,t3;
+
+--echo #
 --echo # MDEV-6041: ORDER BY+subqueries: subquery_table.key=outer_table.col is not recongized as binding
 --echo #
 create table t1(a int) engine=innodb;
diff --git a/mysql-test/t/subselect_sj_mat.test b/mysql-test/t/subselect_sj_mat.test
index 559b380a7dc..e421517aa21 100644
--- a/mysql-test/t/subselect_sj_mat.test
+++ b/mysql-test/t/subselect_sj_mat.test
@@ -1857,6 +1857,99 @@ execute stmt;
 
 drop table t1;
 
+--echo #
+--echo # MDEV-12429: IN subquery used in WHERE of EXISTS subquery
+--echo #
+
+CREATE TABLE t1 (
+  pk INT, f1 INT NOT NULL, f2 VARCHAR(3), f3 INT NULL, PRIMARY KEY(pk)) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1,1,'foo',8), (2,5,'bar',7);
+
+SELECT sq1.f2    FROM t1 AS sq1
+  WHERE EXISTS ( SELECT * FROM t1 AS sq2
+                   WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+
+set @save_optimizer_switch= @@optimizer_switch;
+
+set optimizer_switch='exists_to_in=off';
+EXPLAIN
+SELECT sq1.f2    FROM t1 AS sq1
+  WHERE EXISTS ( SELECT * FROM t1 AS sq2
+                   WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+
+--echo # this checks the result set above
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT sq1.f2    FROM t1 AS sq1
+  WHERE EXISTS ( SELECT * FROM t1 AS sq2
+                   WHERE sq1.`pk` IN ( SELECT f1 FROM t1 ) AND sq2.f1 = sq1.f1 );
+
+set optimizer_switch= @save_optimizer_switch;
+
+DROP TABLE t1;
+
+--echo #
+--echo # MDEV-12145: IN subquery used in WHERE of EXISTS subquery
+--echo #
+
+CREATE TABLE t1 (f1 INT) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (4),(6);
+
+CREATE TABLE t2 (i2 INT, KEY(i2)) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (8),(7),(1);
+
+CREATE TABLE t3 (f3 INT, i3 INT, KEY(i3)) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (8,0),(6,3),(2,8),(3,8),(1,6),(0,0),(1,0),(1,5);
+
+set @save_optimizer_switch= @@optimizer_switch;
+
+set optimizer_switch='exists_to_in=off';
+SELECT * FROM t1
+  WHERE EXISTS ( SELECT * FROM t2, t3
+                   WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+EXPLAIN EXTENDED
+SELECT * FROM t1
+  WHERE EXISTS ( SELECT * FROM t2, t3
+                   WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+
+--echo # this checks the result set above
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT * FROM t1
+  WHERE EXISTS ( SELECT * FROM t2, t3
+                   WHERE i3 = i2 AND f1 IN ( SELECT f3 FROM t3 ) );
+
+set optimizer_switch= @save_optimizer_switch;
+
+DROP TABLE t1,t2,t3;
+
+--echo #
+--echo # MDEV-9686: IN subquery used in WHERE of a subquery from select list
+--echo #
+
+CREATE TABLE t1 (pk INT PRIMARY KEY, f1 INT);
+INSERT INTO t1 VALUES (1, 4),(2, 3),(3, 3),(4, 6),(5, 3);
+
+CREATE TABLE t2 (f2 INT);
+INSERT INTO t2 VALUES (1),(2),(3),(4),(5);
+
+--echo # t1.pk is always IN ( SELECT f2 FROM t2 ),
+--echo # so the IN condition should be true for every row,
+--echo # and thus COUNT(*) should always return 5
+
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+                   WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+EXPLAIN EXTENDED
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+                   WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+
+--echo # this checks the result set above
+set @save_optimizer_switch= @@optimizer_switch;
+set optimizer_switch= 'materialization=off,semijoin=off';
+SELECT pk, f1, ( SELECT COUNT(*) FROM t2
+                   WHERE t1.pk IN ( SELECT f2 FROM t2 ) ) AS sq FROM t1;
+set optimizer_switch= @save_optimizer_switch;
+
+DROP TABLE t1,t2;
+
 --echo # End of 5.5 tests
 --echo #
 --echo # MDEV-7220: Materialization strategy is not used for REPLACE ... SELECT
diff --git a/mysql-test/t/symlink.test b/mysql-test/t/symlink.test
index 065be302237..e17ea07ca3c 100644
--- a/mysql-test/t/symlink.test
+++ b/mysql-test/t/symlink.test
@@ -300,3 +300,19 @@ select create_options from information_schema.tables where table_name='t1';
 create table t2 like t1;
 show create table t2;
 drop tables t1, t2;
+
+--echo #
+--echo # Test for bug #25514146 DB_NAME IS IGNORED WHEN CREATING TABLE
+--echo # WITH DATA DIRECTORY
+--echo #
+
+--echo # Make sure we have no current database
+CREATE DATABASE x;
+USE x;
+DROP DATABASE x;
+
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+eval CREATE TABLE test.t1(id INT(11)) ENGINE MYISAM
+DATA DIRECTORY "$MYSQLTEST_VARDIR/tmp";
+
+DROP TABLE test.t1;
diff --git a/mysql-test/valgrind.supp b/mysql-test/valgrind.supp
index 0eab439840d..d5a8584669b 100644
--- a/mysql-test/valgrind.supp
+++ b/mysql-test/valgrind.supp
@@ -1,5 +1,5 @@
 # Copyright (c) 2005, 2015, Oracle and/or its affiliates.
-# Copyright (c) 2008, 2016, MariaDB
+# Copyright (c) 2008, 2017, MariaDB
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Library General Public
diff --git a/mysys/mysys_priv.h b/mysys/mysys_priv.h
index 471862a6d0b..da11b86e768 100644
--- a/mysys/mysys_priv.h
+++ b/mysys/mysys_priv.h
@@ -108,9 +108,13 @@ size_t sf_malloc_usable_size(void *ptr, my_bool *is_thread_specific);
 
 void my_error_unregister_all(void);
 
-#if !defined(O_PATH) && defined(O_EXEC) /* FreeBSD */
+#ifndef O_PATH        /* not Linux */
+#if defined(O_SEARCH) /* Illumos */
+#define O_PATH O_SEARCH
+#elif defined(O_EXEC) /* FreeBSD */
 #define O_PATH O_EXEC
 #endif
+#endif
 
 #ifdef O_PATH
 #define HAVE_OPEN_PARENT_DIR_NOSYMLINKS
diff --git a/scripts/mysql_secure_installation.sh b/scripts/mysql_secure_installation.sh
index 2c3b2f8dc8c..57e4d43dfad 100644
--- a/scripts/mysql_secure_installation.sh
+++ b/scripts/mysql_secure_installation.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-# Copyright (c) 2002, 2012, Oracle and/or its affiliates.
+# Copyright (c) 2002, 2016, 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
@@ -194,6 +194,20 @@ set_echo_compat() {
     esac
 }
 
+validate_reply () {
+    ret=0
+    if [ -z "$1" ]; then
+	reply=y
+	return $ret
+    fi
+    case $1 in
+        y|Y|yes|Yes|YES) reply=y ;;
+        n|N|no|No|NO)    reply=n ;;
+        *) ret=1 ;;
+    esac
+    return $ret
+}
+
 prepare() {
     touch $config $command
     chmod 600 $config $command
@@ -407,15 +421,18 @@ echo "Setting the root password ensures that nobody can log into the MariaDB"
 echo "root user without the proper authorisation."
 echo
 
-if [ $hadpass -eq 0 ]; then
-    echo $echo_n "Set root password? [Y/n] $echo_c"
-else
-    echo "You already have a root password set, so you can safely answer 'n'."
-    echo
-    echo $echo_n "Change the root password? [Y/n] $echo_c"
-fi
+while true ; do
+    if [ $hadpass -eq 0 ]; then
+	echo $echo_n "Set root password? [Y/n] $echo_c"
+    else
+	echo "You already have a root password set, so you can safely answer 'n'."
+	echo
+	echo $echo_n "Change the root password? [Y/n] $echo_c"
+    fi
+    read reply
+    validate_reply $reply && break
+done
 
-read reply
 if [ "$reply" = "n" ]; then
     echo " ... skipping."
 else
@@ -439,9 +456,11 @@ echo "go a bit smoother.  You should remove them before moving into a"
 echo "production environment."
 echo
 
-echo $echo_n "Remove anonymous users? [Y/n] $echo_c"
-
-read reply
+while true ; do
+    echo $echo_n "Remove anonymous users? [Y/n] $echo_c"
+    read reply
+    validate_reply $reply && break
+done
 if [ "$reply" = "n" ]; then
     echo " ... skipping."
 else
@@ -457,9 +476,11 @@ echo
 echo "Normally, root should only be allowed to connect from 'localhost'.  This"
 echo "ensures that someone cannot guess at the root password from the network."
 echo
-
-echo $echo_n "Disallow root login remotely? [Y/n] $echo_c"
-read reply
+while true ; do
+    echo $echo_n "Disallow root login remotely? [Y/n] $echo_c"
+    read reply
+    validate_reply $reply && break
+done
 if [ "$reply" = "n" ]; then
     echo " ... skipping."
 else
@@ -477,8 +498,12 @@ echo "access.  This is also intended only for testing, and should be removed"
 echo "before moving into a production environment."
 echo
 
-echo $echo_n "Remove test database and access to it? [Y/n] $echo_c"
-read reply
+while true ; do
+    echo $echo_n "Remove test database and access to it? [Y/n] $echo_c"
+    read reply
+    validate_reply $reply && break
+done
+
 if [ "$reply" = "n" ]; then
     echo " ... skipping."
 else
@@ -495,8 +520,12 @@ echo "Reloading the privilege tables will ensure that all changes made so far"
 echo "will take effect immediately."
 echo
 
-echo $echo_n "Reload privilege tables now? [Y/n] $echo_c"
-read reply
+while true ; do
+    echo $echo_n "Reload privilege tables now? [Y/n] $echo_c"
+    read reply
+    validate_reply $reply && break
+done
+
 if [ "$reply" = "n" ]; then
     echo " ... skipping."
 else
diff --git a/scripts/mysqld_safe.sh b/scripts/mysqld_safe.sh
index 59f69e79a55..e5708b51be5 100644
--- a/scripts/mysqld_safe.sh
+++ b/scripts/mysqld_safe.sh
@@ -1106,4 +1106,3 @@ do
 done
 
 log_notice "mysqld from pid file $pid_file ended"
-
diff --git a/sql-common/client.c b/sql-common/client.c
index 332e60947e6..a918060a848 100644
--- a/sql-common/client.c
+++ b/sql-common/client.c
@@ -1678,8 +1678,8 @@ mysql_ssl_set(MYSQL *mysql __attribute__((unused)) ,
            mysql_options(mysql, MYSQL_OPT_SSL_CAPATH, capath) |
            mysql_options(mysql, MYSQL_OPT_SSL_CIPHER, cipher) ?
            1 : 0);
-  mysql->options.use_ssl= TRUE;
 #endif /* HAVE_OPENSSL && !EMBEDDED_LIBRARY */
+  mysql->options.use_ssl= TRUE;
   DBUG_RETURN(result);
 }
 
@@ -2541,7 +2541,6 @@ static int send_client_reply_packet(MCPVIO_EXT *mpvio,
     int3store(buff+2, net->max_packet_size);
     end= buff+5;
   }
-#ifdef HAVE_OPENSSL
 
   /*
      If client uses ssl and client also has to verify the server
@@ -2559,6 +2558,7 @@ static int send_client_reply_packet(MCPVIO_EXT *mpvio,
     goto error;
   }
 
+#ifdef HAVE_OPENSSL
   if (mysql->client_flag & CLIENT_SSL)
   {
     /* Do the SSL layering. */
diff --git a/sql/item.cc b/sql/item.cc
index 859c58587a9..fb7c52df812 100644
--- a/sql/item.cc
+++ b/sql/item.cc
@@ -9382,7 +9382,10 @@ void Item_cache_row::set_null()
 
 
 Item_type_holder::Item_type_holder(THD *thd, Item *item)
-  :Item(thd, item), enum_set_typelib(0), fld_type(get_real_type(item))
+  :Item(thd, item),
+   enum_set_typelib(0),
+   fld_type(get_real_type(item)),
+   geometry_type(Field::GEOM_GEOMETRY)
 {
   DBUG_ASSERT(item->fixed);
   maybe_null= item->maybe_null;
diff --git a/sql/item_strfunc.cc b/sql/item_strfunc.cc
index fb057f20dcf..6c897712317 100644
--- a/sql/item_strfunc.cc
+++ b/sql/item_strfunc.cc
@@ -1,6 +1,6 @@
 /*
-   Copyright (c) 2000, 2013, Oracle and/or its affiliates.
-   Copyright (c) 2009, 2013, Monty Program Ab.
+   Copyright (c) 2000, 2017, Oracle and/or its affiliates.
+   Copyright (c) 2009, 2017, MariaDB
 
    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
@@ -3886,6 +3886,7 @@ String *Item_func_quote::val_str(String *str)
     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
   };
 
+  ulong max_allowed_packet= current_thd->variables.max_allowed_packet;
   char *from, *to, *end, *start;
   String *arg= args[0]->val_str(str);
   uint arg_length, new_length;
@@ -3904,11 +3905,14 @@ String *Item_func_quote::val_str(String *str)
     new_length= arg_length + 2; /* for beginning and ending ' signs */
     for (from= (char*) arg->ptr(), end= from + arg_length; from < end; from++)
       new_length+= get_esc_bit(escmask, (uchar) *from);
+    if (new_length > max_allowed_packet)
+      goto toolong;
   }
   else
   {
     new_length= (arg_length * 2) +  /* For string characters */
                 (2 * collation.collation->mbmaxlen); /* For quotes */
+    set_if_smaller(new_length, max_allowed_packet);
   }
 
   if (tmp_value.alloc(new_length))
@@ -3924,7 +3928,7 @@ String *Item_func_quote::val_str(String *str)
 
     /* Put leading quote */
     if ((mblen= cs->cset->wc_mb(cs, '\'', (uchar *) to, to_end)) <= 0)
-      goto null;
+      goto toolong;
     to+= mblen;
 
     for (start= (char*) arg->ptr(), end= start + arg_length; start < end; )
@@ -3944,17 +3948,17 @@ String *Item_func_quote::val_str(String *str)
       if (escape)
       {
         if ((mblen= cs->cset->wc_mb(cs, '\\', (uchar*) to, to_end)) <= 0)
-          goto null;
+          goto toolong;
         to+= mblen;
       }
       if ((mblen= cs->cset->wc_mb(cs, wc, (uchar*) to, to_end)) <= 0)
-        goto null;
+        goto toolong;
       to+= mblen;
     }
 
     /* Put trailing quote */
     if ((mblen= cs->cset->wc_mb(cs, '\'', (uchar *) to, to_end)) <= 0)
-      goto null;
+      goto toolong;
     to+= mblen;
     new_length= to - tmp_value.ptr();
     goto ret;
@@ -3998,6 +4002,11 @@ ret:
   null_value= 0;
   return &tmp_value;
 
+toolong:
+  push_warning_printf(current_thd, Sql_condition::WARN_LEVEL_WARN,
+                      ER_WARN_ALLOWED_PACKET_OVERFLOWED,
+                      ER_THD(current_thd, ER_WARN_ALLOWED_PACKET_OVERFLOWED),
+                      func_name(), max_allowed_packet);
 null:
   null_value= 1;
   return 0;
diff --git a/sql/item_subselect.h b/sql/item_subselect.h
index 6669027338e..60449e06323 100644
--- a/sql/item_subselect.h
+++ b/sql/item_subselect.h
@@ -704,6 +704,13 @@ public:
     in_strategy= (SUBS_STRATEGY_CHOSEN | strategy);
     DBUG_VOID_RETURN;
   }
+
+  bool walk(Item_processor processor, bool walk_subquery, uchar *arg)
+  {
+    return left_expr->walk(processor, walk_subquery, arg) ||
+           Item_subselect::walk(processor, walk_subquery, arg);
+  }
+
   bool exists2in_processor(uchar *opt_arg __attribute__((unused)))
   {
     return 0;
diff --git a/sql/item_sum.cc b/sql/item_sum.cc
index 540eefcc79a..1a4fe3b0ccc 100644
--- a/sql/item_sum.cc
+++ b/sql/item_sum.cc
@@ -3360,7 +3360,7 @@ Item_func_group_concat::fix_fields(THD *thd, Item **ref)
          args[i]->fix_fields(thd, args + i)) ||
         args[i]->check_cols(1))
       return TRUE;
-      with_subselect|= args[i]->with_subselect;
+    with_subselect|= args[i]->with_subselect;
   }
 
   /* skip charset aggregation for order columns */
diff --git a/sql/item_xmlfunc.cc b/sql/item_xmlfunc.cc
index c1140946e87..0741da155ac 100644
--- a/sql/item_xmlfunc.cc
+++ b/sql/item_xmlfunc.cc
@@ -1,4 +1,5 @@
-/* Copyright (c) 2005, 2013, Oracle and/or its affiliates.
+/* Copyright (c) 2005, 2016, Oracle and/or its affiliates.
+   Copyright (c) 2009, 2017, MariaDB
 
    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
@@ -2820,9 +2821,9 @@ int xml_enter(MY_XML_PARSER *st,const char *attr, size_t len)
 
   node.parent= data->parent; // Set parent for the new node to old parent
   data->parent= numnodes;    // Remember current node as new parent
-  DBUG_ASSERT(data->level <= MAX_LEVEL);
+  DBUG_ASSERT(data->level < MAX_LEVEL);
   data->pos[data->level]= numnodes;
-  if (data->level < MAX_LEVEL)
+  if (data->level < MAX_LEVEL - 1)
     node.level= data->level++;
   else
     return MY_XML_ERROR;
diff --git a/sql/sp.cc b/sql/sp.cc
index a518b520786..2e268e483e7 100644
--- a/sql/sp.cc
+++ b/sql/sp.cc
@@ -1,6 +1,6 @@
 /*
-   Copyright (c) 2002, 2015, Oracle and/or its affiliates.
-   Copyright (c) 2009, 2015, MariaDB
+   Copyright (c) 2002, 2016, Oracle and/or its affiliates.
+   Copyright (c) 2009, 2017, MariaDB
 
    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_class.cc b/sql/sql_class.cc
index 8ecf0511d06..eeac6ef1eee 100644
--- a/sql/sql_class.cc
+++ b/sql/sql_class.cc
@@ -1,6 +1,6 @@
 /*
    Copyright (c) 2000, 2015, Oracle and/or its affiliates.
-   Copyright (c) 2008, 2016, MariaDB
+   Copyright (c) 2008, 2017, MariaDB
 
    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_const.h b/sql/sql_const.h
index 76e47bd278b..3e23fc25bef 100644
--- a/sql/sql_const.h
+++ b/sql/sql_const.h
@@ -69,6 +69,7 @@
 #define RAND_TABLE_BIT	(((table_map) 1) << (sizeof(table_map)*8-1))
 #define PSEUDO_TABLE_BITS (PARAM_TABLE_BIT | OUTER_REF_TABLE_BIT | \
                            RAND_TABLE_BIT)
+#define CONNECT_STRING_MAXLEN   65535           /* stored in 2 bytes in .frm */
 #define MAX_FIELDS	4096			/* Limit in the .frm file */
 #define MAX_PARTITIONS  8192
 
diff --git a/sql/sql_load.cc b/sql/sql_load.cc
index 231d45b9016..625269607d6 100644
--- a/sql/sql_load.cc
+++ b/sql/sql_load.cc
@@ -1041,7 +1041,7 @@ read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
     {
       uint length;
       uchar *pos;
-      Item *real_item;
+      Item_field *real_item;
 
       if (read_info.read_field())
 	break;
@@ -1053,16 +1053,26 @@ read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
       pos=read_info.row_start;
       length=(uint) (read_info.row_end-pos);
 
-      real_item= item->real_item();
+      real_item= item->field_for_view_update();
 
       if ((!read_info.enclosed &&
            (enclosed_length && length == 4 &&
             !memcmp(pos, STRING_WITH_LEN("NULL")))) ||
 	  (length == 1 && read_info.found_null))
       {
-        if (real_item->type() == Item::FIELD_ITEM)
+        if (item->type() == Item::STRING_ITEM)
         {
-          Field *field= ((Item_field *)real_item)->field;
+          ((Item_user_var_as_out_param *)item)->set_null_value(
+                                                  read_info.read_charset);
+        }
+        else if (!real_item)
+        {
+          my_error(ER_NONUPDATEABLE_COLUMN, MYF(0), item->name);
+          DBUG_RETURN(1);
+        }
+        else
+        {
+          Field *field= real_item->field;
           if (field->reset())
           {
             my_error(ER_WARN_NULL_TO_NOTNULL, MYF(0), field->field_name,
@@ -1085,23 +1095,23 @@ read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
           /* Do not auto-update this field. */
           field->set_has_explicit_value();
 	}
-        else if (item->type() == Item::STRING_ITEM)
-        {
-          ((Item_user_var_as_out_param *)item)->set_null_value(
-                                                  read_info.read_charset);
-        }
-        else
-        {
-          my_error(ER_LOAD_DATA_INVALID_COLUMN, MYF(0), item->full_name());
-          DBUG_RETURN(1);
-        }
 
 	continue;
       }
 
-      if (real_item->type() == Item::FIELD_ITEM)
+      if (item->type() == Item::STRING_ITEM)
+      {
+        ((Item_user_var_as_out_param *)item)->set_value((char*) pos, length,
+                                                        read_info.read_charset);
+      }
+      else if (!real_item)
+      {
+        my_error(ER_NONUPDATEABLE_COLUMN, MYF(0), item->name);
+        DBUG_RETURN(1);
+      }
+      else
       {
-        Field *field= ((Item_field *)real_item)->field;
+        Field *field= real_item->field;
         field->set_notnull();
         read_info.row_end[0]=0;			// Safe to change end marker
         if (field == table->next_number_field)
@@ -1109,16 +1119,6 @@ read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
         field->store((char*) pos, length, read_info.read_charset);
         field->set_has_explicit_value();
       }
-      else if (item->type() == Item::STRING_ITEM)
-      {
-        ((Item_user_var_as_out_param *)item)->set_value((char*) pos, length,
-                                                        read_info.read_charset);
-      }
-      else
-      {
-        my_error(ER_LOAD_DATA_INVALID_COLUMN, MYF(0), item->full_name());
-        DBUG_RETURN(1);
-      }
     }
 
     if (thd->is_error())
@@ -1138,10 +1138,20 @@ read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
 	break;
       for (; item ; item= it++)
       {
-        Item *real_item= item->real_item();
-        if (real_item->type() == Item::FIELD_ITEM)
+        Item_field *real_item= item->field_for_view_update();
+        if (item->type() == Item::STRING_ITEM)
+        {
+          ((Item_user_var_as_out_param *)item)->set_null_value(
+                                                  read_info.read_charset);
+        }
+        else if (!real_item)
         {
-          Field *field= ((Item_field *)real_item)->field;
+          my_error(ER_NONUPDATEABLE_COLUMN, MYF(0), item->name);
+          DBUG_RETURN(1);
+        }
+        else
+        {
+          Field *field= real_item->field;
           if (field->reset())
           {
             my_error(ER_WARN_NULL_TO_NOTNULL, MYF(0),field->field_name,
@@ -1163,16 +1173,6 @@ read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
                               ER_THD(thd, ER_WARN_TOO_FEW_RECORDS),
                               thd->get_stmt_da()->current_row_for_warning());
         }
-        else if (item->type() == Item::STRING_ITEM)
-        {
-          ((Item_user_var_as_out_param *)item)->set_null_value(
-                                                  read_info.read_charset);
-        }
-        else
-        {
-          my_error(ER_LOAD_DATA_INVALID_COLUMN, MYF(0), item->full_name());
-          DBUG_RETURN(1);
-        }
       }
     }
 
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index 7af299f3f06..aee81d7740c 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -1,5 +1,5 @@
-/* Copyright (c) 2000, 2015, Oracle and/or its affiliates.
-   Copyright (c) 2008, 2015, MariaDB
+/* Copyright (c) 2000, 2017, Oracle and/or its affiliates.
+   Copyright (c) 2008, 2017, MariaDB
 
    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_select.cc b/sql/sql_select.cc
index cb39cb3a8b8..88426dcb8b0 100644
--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -8612,8 +8612,6 @@ get_best_combination(JOIN *join)
   join->full_join=0;
   join->hash_join= FALSE;
 
-  used_tables= OUTER_REF_TABLE_BIT;		// Outer row is already read
-
   fix_semijoin_strategies_for_picked_join_order(join);
   
   JOIN_TAB_RANGE *root_range;
@@ -8677,7 +8675,6 @@ get_best_combination(JOIN *join)
     j->bush_root_tab= sjm_nest_root;
 
     form=join->table[tablenr]=j->table;
-    used_tables|= form->map;
     form->reginfo.join_tab=j;
     DBUG_PRINT("info",("type: %d", j->type));
     if (j->type == JT_CONST)
@@ -8704,9 +8701,6 @@ get_best_combination(JOIN *join)
                              join->best_positions[tablenr].loosescan_picker.loosescan_key);
       j->index= join->best_positions[tablenr].loosescan_picker.loosescan_key;
     }*/
-    
-    if (keyuse && create_ref_for_key(join, j, keyuse, TRUE, used_tables))
-      DBUG_RETURN(TRUE);                        // Something went wrong
 
     if ((j->type == JT_REF || j->type == JT_EQ_REF) &&
         is_hash_join_key_no(j->ref.key))
@@ -8732,6 +8726,21 @@ get_best_combination(JOIN *join)
   }
   root_range->end= j;
 
+  used_tables= OUTER_REF_TABLE_BIT;		// Outer row is already read
+  for (j=join_tab, tablenr=0 ; tablenr < table_count ; tablenr++,j++)
+  {
+    if (j->bush_children)
+      j= j->bush_children->start;
+      
+    used_tables|= j->table->map;
+    if ((keyuse= join->best_positions[tablenr].key) &&
+        create_ref_for_key(join, j, keyuse, TRUE, used_tables))
+     DBUG_RETURN(TRUE);              // Something went wrong
+
+    if (j->last_leaf_in_bush)
+      j= j->bush_root_tab;
+  }
+ 
   join->top_join_tab_count= join->join_tab_ranges.head()->end - 
                             join->join_tab_ranges.head()->start;
   /*
@@ -9707,7 +9716,7 @@ make_join_select(JOIN *join,SQL_SELECT *select,COND *cond)
 	It solve problem with select like SELECT * FROM t1 WHERE rand() > 0.5
       */
       if (tab == join->join_tab + join->top_join_tab_count - 1)
-	current_map|= OUTER_REF_TABLE_BIT | RAND_TABLE_BIT;
+        current_map|= RAND_TABLE_BIT;
       used_tables|=current_map;
 
       if (tab->type == JT_REF && tab->quick &&
diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index 27d1b96886c..ad0a6b3c2c7 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -3233,6 +3233,21 @@ mysql_prepare_create_table(THD *thd, HA_CREATE_INFO *create_info,
   bool tmp_table= create_table_mode == C_ALTER_TABLE;
   DBUG_ENTER("mysql_prepare_create_table");
 
+  LEX_STRING* connect_string = &create_info->connect_string;
+  if (connect_string->length != 0 &&
+      connect_string->length > CONNECT_STRING_MAXLEN &&
+      (system_charset_info->cset->charpos(system_charset_info,
+                                          connect_string->str,
+                                          (connect_string->str +
+                                           connect_string->length),
+                                          CONNECT_STRING_MAXLEN)
+      < connect_string->length))
+  {
+    my_error(ER_WRONG_STRING_LENGTH, MYF(0),
+             connect_string->str, "CONNECTION", CONNECT_STRING_MAXLEN);
+    DBUG_RETURN(TRUE);
+  }
+
   select_field_pos= alter_info->create_list.elements - select_field_count;
   null_fields=blob_columns=0;
   create_info->varchar= 0;
diff --git a/storage/myisam/mi_delete_table.c b/storage/myisam/mi_delete_table.c
index d766fb2547f..5ad63a5cc87 100644
--- a/storage/myisam/mi_delete_table.c
+++ b/storage/myisam/mi_delete_table.c
@@ -38,11 +38,9 @@ int mi_delete_table(const char *name)
       mysql_file_delete_with_symlink(mi_key_file_dfile, name, MI_NAME_DEXT, MYF(MY_WME)))
     DBUG_RETURN(my_errno);
 
-
   // optionally present:
   mysql_file_delete_with_symlink(mi_key_file_dfile, name, ".OLD", MYF(0));
   mysql_file_delete_with_symlink(mi_key_file_dfile, name, ".TMD", MYF(0));
 
   DBUG_RETURN(0);
 }
-
diff --git a/support-files/CMakeLists.txt b/support-files/CMakeLists.txt
index c9addecafa5..71e9b3fad3d 100644
--- a/support-files/CMakeLists.txt
+++ b/support-files/CMakeLists.txt
@@ -1,5 +1,5 @@
-# Copyright (c) 2006, 2014, Oracle and/or its affiliates.
-# Copyright (c) 2012, 2014, SkySQL Ab.
+# Copyright (c) 2006, 2016, Oracle and/or its affiliates.
+# Copyright (c) 2012, 2017, MariaDB
 # 
 # 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/support-files/mysql.server.sh b/support-files/mysql.server.sh
index 0e4538dc2cc..ed0da3ccddb 100644
--- a/support-files/mysql.server.sh
+++ b/support-files/mysql.server.sh
@@ -156,8 +156,7 @@ parse_server_arguments() {
 
 # Get arguments from the my.cnf file,
 # the only group, which is read from now on is [mysqld]
-if test -x $bindir/my_print_defaults
-then
+if test -x "$bindir/my_print_defaults";  then
   print_defaults="$bindir/my_print_defaults"
 else
   # Try to find basedir in /etc/my.cnf
@@ -175,11 +174,6 @@ else
         print_defaults="$d/bin/my_print_defaults"
         break
       fi
-      if test -x "$d/bin/mysql_print_defaults"
-      then
-        print_defaults="$d/bin/mysql_print_defaults"
-        break
-      fi
     done
   fi
 
@@ -384,7 +378,7 @@ case "$mode" in
       fi
     else
       # Try to find appropriate mysqld process
-      mysqld_pid=`pidof $libexecdir/mysqld`
+      mysqld_pid=`pgrep $libexecdir/mysqld`
 
       # test if multiple pids exist
       pid_count=`echo $mysqld_pid | wc -w`