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Diffstat (limited to 'mysql-test/t/group_min_max.test')
| -rw-r--r-- | mysql-test/t/group_min_max.test | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mysql-test/t/group_min_max.test b/mysql-test/t/group_min_max.test index 3ff3b96d829..0e6fef9b855 100644 --- a/mysql-test/t/group_min_max.test +++ b/mysql-test/t/group_min_max.test @@ -1016,6 +1016,18 @@ SELECT a, MAX(b) FROM t WHERE b > 0 AND b < 2 GROUP BY a; DROP TABLE t; +--echo # +--echo # Bug #48472: Loose index scan inappropriately chosen for some WHERE +--echo # conditions +--echo # + +CREATE TABLE t (a INT, b INT, INDEX (a,b)); +INSERT INTO t VALUES (2,0), (2,0), (2,1), (2,1); +INSERT INTO t SELECT * FROM t; + +SELECT a, MAX(b) FROM t WHERE 0=b+0 GROUP BY a; + +DROP TABLE t; --echo End of 5.0 tests |