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made some optimization of last patch for

Browse Source 
Bug #2385 "CREATE TABLE LIKE lacks locking on source and destination table" 
(in sql_table.cc and mysql-test/t/synchronization.test)


mysql-test/t/synchronization.test:
  added sleep to more reliable work
sql/sql_table.cc:
  made some optimization of last patch for 
  Bug #2385 "CREATE TABLE LIKE lacks locking on source and destination table" 
  in mysql_create_like_table
This commit is contained in:
unknown
2004-04-03 02:44:38 +05:00
parent f2116615be
commit cee153b87a
2 changed files with 11 additions and 12 deletions
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22
sql/sql_table.cc
View File

@ -1986,27 +1986,25 @@ int mysql_create_like_table(THD* thd, TABLE_LIST* table,
mysql_bin_log.write(&qinfo);
}
res= 0;
err:
pthread_mutex_lock(&LOCK_open);
unlock_table_name(thd, &src_tables_list);
pthread_mutex_unlock(&LOCK_open);
DBUG_RETURN(res);
goto err;
table_exists:
pthread_mutex_lock(&LOCK_open);
unlock_table_name(thd, &src_tables_list);
pthread_mutex_unlock(&LOCK_open);
if (create_info->options & HA_LEX_CREATE_IF_NOT_EXISTS)
{
char warn_buff[MYSQL_ERRMSG_SIZE];
sprintf(warn_buff,ER(ER_TABLE_EXISTS_ERROR),table_name);
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
ER_TABLE_EXISTS_ERROR,warn_buff);
DBUG_RETURN(0);
res= 0;
}
my_error(ER_TABLE_EXISTS_ERROR, MYF(0), table_name);
DBUG_RETURN(-1);
else
my_error(ER_TABLE_EXISTS_ERROR, MYF(0), table_name);
err:
pthread_mutex_lock(&LOCK_open);
unlock_table_name(thd, &src_tables_list);
pthread_mutex_unlock(&LOCK_open);
DBUG_RETURN(res);
}