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-rw-r--r--mysql-test/t/merge.test11
1 files changed, 11 insertions, 0 deletions
diff --git a/mysql-test/t/merge.test b/mysql-test/t/merge.test
index 185828c09a5..1308b0b83a4 100644
--- a/mysql-test/t/merge.test
+++ b/mysql-test/t/merge.test
@@ -379,6 +379,17 @@ check table t1, t2;
drop table t1, t2, t3;
#
+# BUG#21617 - crash when selecting from merge table with inconsistent
+# indexes
+#
+CREATE TABLE t1(a INT);
+INSERT INTO t1 VALUES(2),(1);
+CREATE TABLE t2(a INT, KEY(a)) ENGINE=MERGE UNION=(t1);
+--error 1030
+SELECT * FROM t2 WHERE a=2;
+DROP TABLE t1, t2;
+
+#
# BUG#10974 - No error message if merge table based on union of innodb,
# memory
#