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Merge bk-internal.mysql.com:/home/bk/mysql-4.1/

Browse Source 
into serg.mylan:/usr/home/serg/Abk/mysql-4.1
This commit is contained in:
serg@serg.mylan
2004-10-22 20:34:25 +02:00
parent 123ce649b4 a308981257
commit 1e60c59102
31 changed files with 274 additions and 78 deletions
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98
sql/sql_parse.cc
View File

@ -1574,7 +1574,9 @@ bool dispatch_command(enum enum_server_command command, THD *thd,
if (check_access(thd,CREATE_ACL,db,0,1,0))
break;
mysql_log.write(thd,command,packet);
mysql_create_db(thd,(lower_case_table_names == 2 ? alias : db),0,0);
if (mysql_create_db(thd, (lower_case_table_names == 2 ? alias : db),
0, 0) < 0)
send_error(thd, thd->killed ? ER_SERVER_SHUTDOWN : 0);
break;
}
case COM_DROP_DB: // QQ: To be removed
@ -1595,7 +1597,9 @@ bool dispatch_command(enum enum_server_command command, THD *thd,
break;
}
mysql_log.write(thd,command,db);
mysql_rm_db(thd, (lower_case_table_names == 2 ? alias : db), 0, 0);
if (mysql_rm_db(thd, (lower_case_table_names == 2 ? alias : db),
0, 0) < 0)
send_error(thd, thd->killed ? ER_SERVER_SHUTDOWN : 0);
break;
}
#ifndef EMBEDDED_LIBRARY
@ -1863,8 +1867,8 @@ mysql_execute_command(THD *thd)
{
int res= 0;
LEX *lex= thd->lex;
TABLE_LIST *tables= (TABLE_LIST*) lex->select_lex.table_list.first;
SELECT_LEX *select_lex= &lex->select_lex;
TABLE_LIST *tables= (TABLE_LIST*) select_lex->table_list.first;
SELECT_LEX_UNIT *unit= &lex->unit;
DBUG_ENTER("mysql_execute_command");
@ -2334,30 +2338,6 @@ mysql_execute_command(THD *thd)
{
select_result *result;
if (!(lex->create_info.options & HA_LEX_CREATE_TMP_TABLE) &&
find_real_table_in_list(tables, create_table->db,
create_table->real_name))
{
net_printf(thd,ER_UPDATE_TABLE_USED, create_table->real_name);
goto create_error;
}
if (lex->create_info.used_fields & HA_CREATE_USED_UNION)
{
TABLE_LIST *tab;
for (tab= tables; tab; tab= tab->next)
{
if (find_real_table_in_list((TABLE_LIST*) lex->create_info.
merge_list.first,
tables->db, tab->real_name))
{
net_printf(thd, ER_UPDATE_TABLE_USED, tab->real_name);
goto create_error;
}
}
}
if (tables && check_table_access(thd, SELECT_ACL, tables,0))
goto create_error; // Error message is given
select_lex->options|= SELECT_NO_UNLOCK;
unit->offset_limit_cnt= select_lex->offset_limit;
unit->select_limit_cnt= select_lex->select_limit+
@ -3731,7 +3711,10 @@ check_table_access(THD *thd, ulong want_access,TABLE_LIST *tables,
TABLE_LIST *org_tables=tables;
for (; tables ; tables=tables->next)
{
if (tables->derived || (tables->table && (int)tables->table->tmp_table))
if (tables->derived ||
(tables->table && (int)tables->table->tmp_table) ||
my_tz_check_n_skip_implicit_tables(&tables,
thd->lex->time_zone_tables_used))
continue;
if ((thd->master_access & want_access) == (want_access & ~EXTRA_ACL) &&
thd->db)
@ -5283,7 +5266,7 @@ int multi_delete_precheck(THD *thd, TABLE_LIST *tables, uint *table_count)
INSERT ... SELECT query pre-check
SYNOPSIS
multi_delete_precheck()
insert_delete_precheck()
thd Thread handler
tables Global table list
@ -5405,26 +5388,69 @@ int insert_precheck(THD *thd, TABLE_LIST *tables)
RETURN VALUE
0 OK
1 Error (message is sent to user)
-1 Error (message is not sent to user)
*/
int create_table_precheck(THD *thd, TABLE_LIST *tables,
TABLE_LIST *create_table)
{
LEX *lex= thd->lex;
SELECT_LEX *select_lex= &lex->select_lex;
ulong want_priv;
int error= 1; // Error message is given
DBUG_ENTER("create_table_precheck");
ulong want_priv= ((lex->create_info.options & HA_LEX_CREATE_TMP_TABLE) ?
CREATE_TMP_ACL : CREATE_ACL);
want_priv= ((lex->create_info.options & HA_LEX_CREATE_TMP_TABLE) ?
CREATE_TMP_ACL : CREATE_ACL);
lex->create_info.alias= create_table->alias;
if (check_access(thd, want_priv, create_table->db,
&create_table->grant.privilege, 0, 0) ||
check_merge_table_access(thd, create_table->db,
(TABLE_LIST *)
lex->create_info.merge_list.first))
DBUG_RETURN(1);
DBUG_RETURN((grant_option && want_priv != CREATE_TMP_ACL &&
check_grant(thd, want_priv, create_table, 0, UINT_MAX, 0)) ?
1 : 0);
goto err;
if (grant_option && want_priv != CREATE_TMP_ACL &&
check_grant(thd, want_priv, create_table, 0, UINT_MAX, 0))
goto err;
if (select_lex->item_list.elements)
{
/* Check permissions for used tables in CREATE TABLE ... SELECT */
/*
For temporary tables or PREPARED STATEMETNS we don't have to check
if the created table exists
*/
if (!(lex->create_info.options & HA_LEX_CREATE_TMP_TABLE) &&
! thd->current_arena->is_stmt_prepare() &&
find_real_table_in_list(tables, create_table->db,
create_table->real_name))
{
net_printf(thd,ER_UPDATE_TABLE_USED, create_table->real_name);
goto err;
}
if (lex->create_info.used_fields & HA_CREATE_USED_UNION)
{
TABLE_LIST *tab;
for (tab= tables; tab; tab= tab->next)
{
if (find_real_table_in_list((TABLE_LIST*) lex->create_info.
merge_list.first,
tables->db, tab->real_name))
{
net_printf(thd, ER_UPDATE_TABLE_USED, tab->real_name);
goto err;
}
}
}
if (tables && check_table_access(thd, SELECT_ACL, tables,0))
goto err;
}
error= 0;
err:
DBUG_RETURN(error);
}