database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-12-24 11:21:21 +03:00
Code Activity

merge + order by (bug #515) temporary fix

Browse Source 
properly fixed in 4.1
This commit is contained in:
serg@serg.mylan
2003-07-04 14:42:57 +02:00
parent ede742b630
commit 6a40b8e889
3 changed files with 6 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
sql/sql_select.cc
View File

@@ -5843,6 +5843,8 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
*/
if (!select->quick->reverse_sorted())
{
if (table->file->index_flags(ref_key) & HA_NOT_READ_PREFIX_LAST)
DBUG_RETURN(0); // Use filesort
// ORDER BY range_key DESC
QUICK_SELECT_DESC *tmp=new QUICK_SELECT_DESC(select->quick,
used_key_parts);