Fix index usage in MySQL.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2471 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/storage/database/mysqldb.py

@@ -594,8 +594,8 @@ class MySQLDatabaseManager(DatabaseManager):
         u64 = util.u64
         self.begin()
         try:
-            self.query('DELETE FROM obj WHERE partition=%(partition)d AND '
-              'oid > %(oid)d OR (oid = %(oid)d AND serial > %(serial)d)' % {
+            self.query('DELETE FROM obj WHERE partition=%(partition)d AND ('
+              'oid > %(oid)d OR (oid = %(oid)d AND serial > %(serial)d))' % {
                 'partition': partition,
                 'oid': u64(oid),
                 'serial': u64(serial),