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Diffstat (limited to 'mysql-test/t/range.test')
| -rw-r--r-- | mysql-test/t/range.test | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/mysql-test/t/range.test b/mysql-test/t/range.test index 7cd1c44ec24..adff404a0c5 100644 --- a/mysql-test/t/range.test +++ b/mysql-test/t/range.test @@ -1720,6 +1720,20 @@ select * from t1; drop table t1; --echo # +--echo # MDEV-22191: Range access is not picked when index_merge_sort_union is turned off +--echo # + +set @save_optimizer_switch=@@optimizer_switch; +set @save_optimizer_switch="index_merge_sort_union=OFF"; +CREATE TABLE t1 (a INT, INDEX(a)); +INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +explain +SELECT * FROM t1 WHERE a > 5; +SELECT * FROM t1 WHERE a > 5; +set @@optimizer_switch=@save_optimizer_switch; +drop table t1; + +--echo # --echo # BUG#13731380: RANGE OPTIMIZER CALLS RECORDS_IN_RANGE() FOR OPEN RANGE --echo # |