diff options
Diffstat (limited to 'sql/sql_partition.cc')
| -rw-r--r-- | sql/sql_partition.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sql/sql_partition.cc b/sql/sql_partition.cc index a9c79589faa..2bec12e4f66 100644 --- a/sql/sql_partition.cc +++ b/sql/sql_partition.cc @@ -5500,10 +5500,12 @@ static bool mysql_change_partitions(ALTER_PARTITION_PARAM_TYPE *lpt) build_table_filename(path, sizeof(path) - 1, lpt->db, lpt->table_name, "", 0); - if(mysql_trans_prepare_alter_copy_data(thd)) + /* First lock the original tables */ + if (file->ha_external_lock(thd, F_WRLCK)) DBUG_RETURN(TRUE); - if (file->ha_external_lock(thd, F_WRLCK)) + /* Disable transactions for all new tables */ + if (mysql_trans_prepare_alter_copy_data(thd)) DBUG_RETURN(TRUE); /* TODO: test if bulk_insert would increase the performance */ |