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authorunknown <gkodinov/kgeorge@rakia.gmz>2007-02-01 13:26:25 +0200
committerunknown <gkodinov/kgeorge@rakia.gmz>2007-02-01 13:26:25 +0200
commit1ff126e9353c85d7b56f0555fb85bfae9f756e04 (patch)
tree1311fa35ce22e7560a71025c38f0e0a4074e8f4d /sql
parent6bddf2a01f8c13668ac46d45e85d15ee874573b9 (diff)
parent0c523325120825d6462f5c82ddf40d9b41c8b527 (diff)
downloadmariadb-git-1ff126e9353c85d7b56f0555fb85bfae9f756e04.tar.gz
Merge gkodinov@bk-internal.mysql.com:/home/bk/mysql-5.0-opt
into rakia.gmz:/home/kgeorge/mysql/autopush/B23556-5.0-opt
Diffstat (limited to 'sql')
-rw-r--r--sql/sql_delete.cc6
1 files changed, 5 insertions, 1 deletions
diff --git a/sql/sql_delete.cc b/sql/sql_delete.cc
index e8291edda5d..94d753eb703 100644
--- a/sql/sql_delete.cc
+++ b/sql/sql_delete.cc
@@ -75,10 +75,14 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
Test if the user wants to delete all rows and deletion doesn't have
any side-effects (because of triggers), so we can use optimized
handler::delete_all_rows() method.
+ We implement fast TRUNCATE for InnoDB even if triggers are present.
+ TRUNCATE ignores triggers.
*/
if (!using_limit && const_cond && (!conds || conds->val_int()) &&
!(specialflag & (SPECIAL_NO_NEW_FUNC | SPECIAL_SAFE_MODE)) &&
- !(table->triggers && table->triggers->has_delete_triggers()))
+ (thd->lex->sql_command == SQLCOM_TRUNCATE ||
+ !(table->triggers && table->triggers->has_delete_triggers()))
+ )
{
deleted= table->file->records;
if (!(error=table->file->delete_all_rows()))