merge

configure.in:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged

10 files changed, 71 insertions, 23 deletions

diff --git a/sql/ha_berkeley.cc b/sql/ha_berkeley.cc
index 5f01d44e091..0db001783c1 100644
--- a/sql/ha_berkeley.cc
+++ b/sql/ha_berkeley.cc
@@ -76,7 +76,8 @@
 
 const char *ha_berkeley_ext=".db";
 bool berkeley_skip=0,berkeley_shared_data=0;
-u_int32_t berkeley_init_flags= DB_PRIVATE, berkeley_lock_type=DB_LOCK_DEFAULT;
+u_int32_t berkeley_init_flags= DB_PRIVATE | DB_RECOVER, berkeley_env_flags=0,
+          berkeley_lock_type=DB_LOCK_DEFAULT;
 ulong berkeley_cache_size;
 char *berkeley_home, *berkeley_tmpdir, *berkeley_logdir;
 long berkeley_lock_scan_time=0;
@@ -125,6 +126,7 @@ bool berkeley_init(void)
   db_env->set_noticecall(db_env, berkeley_noticecall);
   db_env->set_tmp_dir(db_env, berkeley_tmpdir);
   db_env->set_data_dir(db_env, mysql_data_home);
+  db_env->set_flags(db_env, berkeley_env_flags, 1);
   if (berkeley_logdir)
     db_env->set_lg_dir(db_env, berkeley_logdir);
 
@@ -790,6 +792,7 @@ int ha_berkeley::write_row(byte * record)
     error=file->put(file, transaction, create_key(&prim_key, primary_key,
 						  key_buff, record),
 		    &row, key_type[primary_key]);
+    last_dup_key=primary_key;
   }
   else
   {
@@ -818,6 +821,8 @@ int ha_berkeley::write_row(byte * record)
 	  }
 	}
       }
+      else
+	last_dup_key=primary_key;
       if (!error)
       {
 	DBUG_PRINT("trans",("committing subtransaction"));
diff --git a/sql/ha_berkeley.h b/sql/ha_berkeley.h
index b84a195e81c..1e32fdb8a7c 100644
--- a/sql/ha_berkeley.h
+++ b/sql/ha_berkeley.h
@@ -53,7 +53,8 @@ class ha_berkeley: public handler
   ulong alloced_rec_buff_length;
   ulong changed_rows;
   uint primary_key,last_dup_key, hidden_primary_key, version;
-  bool fixed_length_row, fixed_length_primary_key, key_read;
+  u_int32_t lock_on_read;
+  bool fixed_length_row, fixed_length_primary_key, key_read, using_ignore;
   bool	fix_rec_buff_for_blob(ulong length);
   byte current_ident[BDB_HIDDEN_PRIMARY_KEY_LENGTH];
 
@@ -157,7 +158,8 @@ class ha_berkeley: public handler
 };
 
 extern bool berkeley_skip, berkeley_shared_data;
-extern u_int32_t berkeley_init_flags,berkeley_lock_type,berkeley_lock_types[];
+extern u_int32_t berkeley_init_flags,berkeley_env_flags, berkeley_lock_type,
+                 berkeley_lock_types[];
 extern ulong berkeley_cache_size, berkeley_max_lock;
 extern char *berkeley_home, *berkeley_tmpdir, *berkeley_logdir;
 extern long berkeley_lock_scan_time;
diff --git a/sql/mysql_priv.h b/sql/mysql_priv.h
index 0980c91e444..2f171259699 100644
--- a/sql/mysql_priv.h
+++ b/sql/mysql_priv.h
@@ -125,7 +125,7 @@ void kill_one_thread(THD *thd, ulong id);
 #define QUERY_PRIOR	6
 #endif /* __WIN92__ */
 
-	/* Bits fro testflag */
+	/* Bits from testflag */
 #define TEST_PRINT_CACHED_TABLES 1
 #define TEST_NO_KEY_GROUP	 2
 #define TEST_MIT_THREAD		4
@@ -161,6 +161,7 @@ void kill_one_thread(THD *thd, ulong id);
 #define OPTION_BEGIN		OPTION_NOT_AUTO_COMMIT*2
 #define OPTION_QUICK		OPTION_BEGIN*2
 #define OPTION_QUOTE_SHOW_CREATE OPTION_QUICK*2
+#define OPTION_INTERNAL_SUBTRANSACTIONS OPTION_QUOTE_SHOW_CREATE*2
 
 /* Set if we are updating a non-transaction safe table */
 #define OPTION_STATUS_NO_TRANS_UPDATE OPTION_QUOTE_SHOW_CREATE*2
diff --git a/sql/mysqld.cc b/sql/mysqld.cc
index ccf61ec8303..d214bf46533 100644
--- a/sql/mysqld.cc
+++ b/sql/mysqld.cc
@@ -204,7 +204,8 @@ ulong keybuff_size,sortbuff_size,max_item_sort_length,table_cache_size,
       thread_stack_min,net_wait_timeout,what_to_log= ~ (1L << (uint) COM_TIME),
       query_buff_size, lower_case_table_names, mysqld_net_retry_count,
       net_interactive_timeout, slow_launch_time = 2L,
-      net_read_timeout,net_write_timeout,slave_open_temp_tables=0;
+      net_read_timeout,net_write_timeout,slave_open_temp_tables=0,
+      open_files_limit=0;
 ulong thread_cache_size=0, binlog_cache_size=0, max_binlog_cache_size=0;
 volatile ulong cached_thread_count=0;
 
@@ -1538,8 +1539,10 @@ int main(int argc, char **argv)
   {
     uint wanted_files=10+(uint) max(max_connections*5,
 				    max_connections+table_cache_size*2);
+    set_if_bigger(wanted_files, open_files_limit);
+    // Note that some system returns 0 if we succeed here:
     uint files=set_maximum_open_files(wanted_files);
-    if (files && files < wanted_files)		// Some systems return 0
+    if (files && files < wanted_files && ! open_files_limit)
     {
       max_connections=	(ulong) min((files-10),max_connections);
       table_cache_size= (ulong) max((files-10-max_connections)/2,64);
@@ -2302,7 +2305,7 @@ enum options {
                OPT_BDB_HOME,             OPT_BDB_LOG,  
                OPT_BDB_TMP,              OPT_BDB_NOSYNC,
                OPT_BDB_LOCK,             OPT_BDB_SKIP, 
-               OPT_BDB_RECOVER,		 OPT_BDB_SHARED,
+               OPT_BDB_NO_RECOVER,	 OPT_BDB_SHARED,
 	       OPT_MASTER_HOST,  
                OPT_MASTER_USER,          OPT_MASTER_PASSWORD,
                OPT_MASTER_PORT,          OPT_MASTER_INFO_FILE,
@@ -2329,7 +2332,7 @@ static struct option long_options[] = {
   {"bdb-home",              required_argument, 0, (int) OPT_BDB_HOME},
   {"bdb-lock-detect",       required_argument, 0, (int) OPT_BDB_LOCK},
   {"bdb-logdir",            required_argument, 0, (int) OPT_BDB_LOG},
-  {"bdb-recover",           no_argument,       0, (int) OPT_BDB_RECOVER},
+  {"bdb-no-recover",        no_argument,       0, (int) OPT_BDB_NO_RECOVER},
   {"bdb-no-sync",           no_argument,       0, (int) OPT_BDB_NOSYNC},
   {"bdb-shared-data",       no_argument,       0, (int) OPT_BDB_SHARED},
   {"bdb-tmpdir",            required_argument, 0, (int) OPT_BDB_TMP},
@@ -2540,6 +2543,8 @@ CHANGEABLE_VAR changeable_vars[] = {
       NET_READ_TIMEOUT, 1, 65535, 0, 1 },
   { "net_write_timeout",       (long*) &net_write_timeout,
       NET_WRITE_TIMEOUT, 1, 65535, 0, 1 },
+  { "open_files_limit",        (long*) &open_files_limit,
+      0, 0, 65535, 0, 1},
   { "query_buffer_size",       (long*) &query_buff_size,
       0, MALLOC_OVERHEAD, (long) ~0, MALLOC_OVERHEAD, IO_SIZE },
   { "record_buffer",           (long*) &my_default_record_cache_size,
@@ -2620,6 +2625,7 @@ struct show_var_st init_vars[]= {
   {"net_read_timeout",        (char*) &net_read_timeout,	    SHOW_LONG},
   {"net_retry_count",         (char*) &mysqld_net_retry_count,      SHOW_LONG},
   {"net_write_timeout",       (char*) &net_write_timeout,	    SHOW_LONG},
+  {"open_files_limit",	      (char*) &open_files_limit,	    SHOW_LONG},
   {"pid_file",                (char*) pidfile_name,                 SHOW_CHAR},
   {"port",                    (char*) &mysql_port,                  SHOW_INT},
   {"protocol_version",        (char*) &protocol_version,            SHOW_INT},
@@ -2821,7 +2827,7 @@ static void usage(void)
                           (DEFAULT, OLDEST, RANDOM or YOUNGEST, # sec)\n\
   --bdb-logdir=directory  Berkeley DB log file directory\n\
   --bdb-no-sync		  Don't synchronously flush logs\n\
-  --bdb-recover		  Start Berkeley DB in recover mode\n\
+  --bdb-no-recover	  Don't try to recover Berkeley DB tables on start\n\
   --bdb-shared-data	  Start Berkeley DB in multi-process mode\n\
   --bdb-tmpdir=directory  Berkeley DB tempfile name\n\
   --skip-bdb		  Don't use berkeley db (will save memory)\n\
@@ -3310,10 +3316,10 @@ static void get_options(int argc,char **argv)
       berkeley_home=optarg;
       break;
     case OPT_BDB_NOSYNC:
-      berkeley_init_flags|=DB_TXN_NOSYNC;
+      berkeley_env_flags|=DB_TXN_NOSYNC;
       break;
-    case OPT_BDB_RECOVER:
-      berkeley_init_flags|=DB_RECOVER;
+    case OPT_BDB_NO_RECOVER:
+      berkeley_init_flags&= ~(DB_RECOVER);
       break;
     case OPT_BDB_TMP:
       berkeley_tmpdir=optarg;
diff --git a/sql/sql_insert.cc b/sql/sql_insert.cc
index c10e2a205b8..bc67a7f261f 100644
--- a/sql/sql_insert.cc
+++ b/sql/sql_insert.cc
@@ -190,6 +190,8 @@ int mysql_insert(THD *thd,TABLE_LIST *table_list, List<Item> &fields,
   error=0;
   id=0;
   thd->proc_info="update";
+  if (duplic == DUP_IGNORE || duplic == DUP_REPLACE)
+    table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
   while ((values = its++))
   {
     if (fields.elements || !value_count)
@@ -281,6 +283,8 @@ int mysql_insert(THD *thd,TABLE_LIST *table_list, List<Item> &fields,
   table->next_number_field=0;
   thd->count_cuted_fields=0;
   thd->next_insert_id=0;			// Reset this if wrongly used
+  if (duplic == DUP_IGNORE || duplic == DUP_REPLACE)
+    table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
 
   if (error)
     goto abort;
@@ -1057,6 +1061,7 @@ bool delayed_insert::handle_inserts(void)
 {
   int error;
   uint max_rows;
+  bool using_ignore=0;
   DBUG_ENTER("handle_inserts");
 
   /* Allow client to insert new rows */
@@ -1097,6 +1102,12 @@ bool delayed_insert::handle_inserts(void)
     table->time_stamp=row->time_stamp;
 
     info.handle_duplicates= row->dup;
+    if (info.handle_duplicates == DUP_IGNORE ||
+	info.handle_duplicates == DUP_REPLACE)
+    {
+      table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
+      using_ignore=1;
+    }
     thd.net.last_errno = 0; // reset error for binlog
     if (write_record(table,&info))
     {
@@ -1106,6 +1117,11 @@ bool delayed_insert::handle_inserts(void)
       pthread_mutex_unlock(&LOCK_delayed_status);
       row->log_query = 0;
     }
+    if (using_ignore)
+    {
+      using_ignore=0;
+      table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
+    }
     if (row->query && row->log_query)
     {
       mysql_update_log.write(&thd,row->query, row->query_length);
@@ -1193,6 +1209,9 @@ select_insert::prepare(List<Item> &values)
   thd->cuted_fields=0;
   if (info.handle_duplicates != DUP_REPLACE)
     table->file->extra(HA_EXTRA_WRITE_CACHE);
+  if (info.handle_duplicates == DUP_IGNORE ||
+      info.handle_duplicates == DUP_REPLACE)
+    table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
   table->file->deactivate_non_unique_index((ha_rows) 0);
   DBUG_RETURN(0);
 }
@@ -1204,6 +1223,7 @@ select_insert::~select_insert()
     if (save_time_stamp)
       table->time_stamp=save_time_stamp;
     table->next_number_field=0;
+    table->file->extra(HA_EXTRA_RESET);
   }
   thd->count_cuted_fields=0;
 }
@@ -1246,6 +1266,7 @@ bool select_insert::send_eof()
   int error,error2;
   if (!(error=table->file->extra(HA_EXTRA_NO_CACHE)))
     error=table->file->activate_all_index(thd);
+  table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
   if ((error2=ha_autocommit_or_rollback(thd,error)) && ! error)
     error=error2;
 
@@ -1307,6 +1328,9 @@ select_create::prepare(List<Item> &values)
   restore_record(table,2);			// Get empty record
   thd->count_cuted_fields=1;			// count warnings
   thd->cuted_fields=0;
+  if (info.handle_duplicates == DUP_IGNORE ||
+      info.handle_duplicates == DUP_REPLACE)
+    table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
   DBUG_RETURN(0);
 }
 
@@ -1339,6 +1363,7 @@ bool select_create::send_eof()
     abort();
   else
   {
+    table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
     VOID(pthread_mutex_lock(&LOCK_open));
     mysql_unlock_tables(thd, lock);
     if (!table->tmp_table)
@@ -1359,6 +1384,7 @@ void select_create::abort()
   }
   if (table)
   {
+    table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
     enum db_type table_type=table->db_type;
     if (!table->tmp_table)
       hash_delete(&open_cache,(byte*) table);
diff --git a/sql/sql_load.cc b/sql/sql_load.cc
index b73f6893225..17f94e88b9b 100644
--- a/sql/sql_load.cc
+++ b/sql/sql_load.cc
@@ -214,6 +214,9 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
       table->time_stamp=0;
     table->next_number_field=table->found_next_number_field;
     VOID(table->file->extra(HA_EXTRA_WRITE_CACHE));
+    if (handle_duplicates == DUP_IGNORE ||
+	handle_duplicates == DUP_REPLACE)
+      table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
     table->file->deactivate_non_unique_index((ha_rows) 0);
     table->copy_blobs=1;
     if (!field_term->length() && !enclosed->length())
@@ -223,7 +226,7 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
     if (table->file->extra(HA_EXTRA_NO_CACHE) ||
 	table->file->activate_all_index(thd))
       error=1; /* purecov: inspected */
-      
+    table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
     table->time_stamp=save_time_stamp;
     table->next_number_field=0;
     if (thd->lock)
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index 30b45cb18df..85ef7d24d67 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -73,14 +73,15 @@ static void init_signals(void)
 
 static inline bool end_active_trans(THD *thd)
 {
+  int error=0;
   if (thd->options & (OPTION_NOT_AUTO_COMMIT | OPTION_BEGIN))
   {
     thd->options&= ~(ulong) (OPTION_BEGIN | OPTION_STATUS_NO_TRANS_UPDATE);
     thd->server_status&= ~SERVER_STATUS_IN_TRANS;
     if (ha_commit(thd))
-      return 1;
+      error=1;
   }
-  return 0;
+  return error;
 }
 
 
diff --git a/sql/sql_show.cc b/sql/sql_show.cc
index 06e81bd58de..1d4bdffeb61 100644
--- a/sql/sql_show.cc
+++ b/sql/sql_show.cc
@@ -889,6 +889,12 @@ store_create_info(THD *thd, TABLE *table, String *packet)
     packet->append(" CHECKSUM=1", 11);
   if (table->db_create_options & HA_OPTION_DELAY_KEY_WRITE)
     packet->append(" DELAY_KEY_WRITE=1",18);
+  if (table->comment && table->comment[0])
+  {
+    packet->append(" COMMENT='", 10);
+    append_unescaped(packet, table->comment);
+    packet->append('\'');
+  }
   if (file->raid_type)
   {
     char buff[100];
@@ -896,13 +902,6 @@ store_create_info(THD *thd, TABLE *table, String *packet)
             my_raid_type(file->raid_type), file->raid_chunks, file->raid_chunksize/RAID_BLOCK_SIZE);
     packet->append(buff);
   }
-  if(table->comment)
-  {
-    packet->append(" COMMENT='", 10);
-    append_unescaped(packet, table->comment);
-    packet->append('\'');
-  }
-
   DBUG_RETURN(0);
 }
 
diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index 778a60859b2..332537cad4e 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -1658,7 +1658,8 @@ copy_data_between_tables(TABLE *from,TABLE *to,
   };
 
   init_read_record(&info, thd, from, (SQL_SELECT *) 0, 1,1);
-
+  if (handle_duplicates == DUP_IGNORE)
+    to->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
   next_field=to->next_number_field;
   while (!(error=info.read_record(&info)))
   {
@@ -1694,6 +1695,7 @@ copy_data_between_tables(TABLE *from,TABLE *to,
     to->file->print_error(tmp_error,MYF(0));
     error=1;
   }
+  to->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
   if (to->file->activate_all_index(thd))
     error=1;
 
diff --git a/sql/sql_update.cc b/sql/sql_update.cc
index be5229b2ea4..b7b9b23d79d 100644
--- a/sql/sql_update.cc
+++ b/sql/sql_update.cc
@@ -210,6 +210,8 @@ int mysql_update(THD *thd,TABLE_LIST *table_list,List<Item> &fields,
 
   if (!(test_flags & TEST_READCHECK))		/* For debugging */
     VOID(table->file->extra(HA_EXTRA_NO_READCHECK));
+  if (handle_duplicates == DUP_IGNORE)
+    table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
   init_read_record(&info,thd,table,select,0,1);
 
   ha_rows updated=0L,found=0L;
@@ -250,6 +252,7 @@ int mysql_update(THD *thd,TABLE_LIST *table_list,List<Item> &fields,
   end_read_record(&info);
   thd->proc_info="end";
   VOID(table->file->extra(HA_EXTRA_READCHECK));
+  VOID(table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY));
   table->time_stamp=save_time_stamp;	// Restore auto timestamp pointer
   using_transactions=table->file->has_transactions();
   if (updated && (error <= 0 || !using_transactions))