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-rw-r--r--mysql-test/main/group_min_max.result12
1 files changed, 12 insertions, 0 deletions
diff --git a/mysql-test/main/group_min_max.result b/mysql-test/main/group_min_max.result
index 2b8b10b29b9..706a4132614 100644
--- a/mysql-test/main/group_min_max.result
+++ b/mysql-test/main/group_min_max.result
@@ -4083,6 +4083,18 @@ MIN(pk)
1
DROP TABLE t1, t2;
#
+# MDEV-30605 Wrong result while using index for group-by
+#
+CREATE TABLE t1 (pk INT primary key, a int, key(a)) engine=innodb;
+INSERT INTO t1 VALUES (1,-1),(2,8),(3,5),(4,-1),(5,10), (6,-1);
+SELECT MIN(pk), a FROM t1 WHERE pk <> 1 GROUP BY a;
+MIN(pk) a
+4 -1
+3 5
+2 8
+5 10
+DROP TABLE t1;
+#
# End of 10.5 tests
#
#