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| author | unknown <tomas@poseidon.ndb.mysql.com> | 2004-09-30 21:36:25 +0000 |
|---|---|---|
| committer | unknown <tomas@poseidon.ndb.mysql.com> | 2004-09-30 21:36:25 +0000 |
| commit | f5f55979f492908efa8d0aeeb8f289138e3775d9 (patch) | |
| tree | ec7ecf106e7653549817ab34bf90690a9692194d /sql/sql_select.cc | |
| parent | 8a63a0b587c15c5ca87fb290d8e2c330acdcc6c0 (diff) | |
| download | mariadb-git-f5f55979f492908efa8d0aeeb8f289138e3775d9.tar.gz | |
bug#5782
Diffstat (limited to 'sql/sql_select.cc')
| -rw-r--r-- | sql/sql_select.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index 1112e073cb1..5d912b441df 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -7188,11 +7188,13 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit, for (nr=0; nr < table->keys ; nr++) { - uint not_used; + uint used_key_parts; if (keys.is_set(nr)) { int flag; - if ((flag=test_if_order_by_key(order, table, nr, ¬_used))) + if ((flag=test_if_order_by_key(order, table, nr, &used_key_parts)) > 0 || + ((flag < 0) && (table->file->index_flags(nr,used_key_parts-1, 1) + & HA_READ_PREV))) { if (!no_changes) { |