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-rw-r--r--mysql-test/t/delete.test10
1 files changed, 10 insertions, 0 deletions
diff --git a/mysql-test/t/delete.test b/mysql-test/t/delete.test
index 2036b59d810..301b2cdbb99 100644
--- a/mysql-test/t/delete.test
+++ b/mysql-test/t/delete.test
@@ -174,4 +174,14 @@ delete from t1 where a is null;
select count(*) from t1;
drop table t1;
+#
+# Bug#17711: DELETE doesn't use index when ORDER BY, LIMIT and
+# non-restricting WHERE is present.
+#
+create table t1(f1 int primary key);
+insert into t1 values (4),(3),(1),(2);
+delete from t1 where (@a:= f1) order by f1 limit 1;
+select @a;
+drop table t1;
+
--echo End of 4.1 tests