#11147: use index for ticket.id column to prevent slow deleting tags …

…records
jun66j5 · Oct 18, 2013 · 7bba2e1 · 7bba2e1
1 parent c80a56a
commit 7bba2e1
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/tractags/ticket.py b/tractags/ticket.py
@@ -225,8 +225,9 @@ def _fetch_tkt_tags(self, db):
         rw_cursor.execute("""
             DELETE FROM tags
              WHERE tagspace=%%s
-               AND NOT EXISTS (SELECT * FROM ticket AS tkt WHERE %s=tags.name)
-            """ % db.cast('tkt.id', 'text'),
+               AND NOT EXISTS (SELECT * FROM ticket AS tkt
+                               WHERE tkt.id=%s%s)
+            """ % (db.cast('tags.name', 'int'), ignore),
             (self.realm,))
 
         self.log.debug('ENTER_TAG_DB_CHECKOUT')