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-rw-r--r--mysql-test/main/win_lead_lag.result11
1 files changed, 11 insertions, 0 deletions
diff --git a/mysql-test/main/win_lead_lag.result b/mysql-test/main/win_lead_lag.result
index 5ead58fa11a..f3c0b8f7ef2 100644
--- a/mysql-test/main/win_lead_lag.result
+++ b/mysql-test/main/win_lead_lag.result
@@ -226,4 +226,15 @@ pk a b a+b lag(a + b) over (partition by a order by pk) + pk
9 2 2 4 12
10 2 0 2 14
11 2 10 12 13
+#
+# MDEV-15204 - LAG function doesn't require ORDER BY in OVER clause
+#
+select pk,
+lag(pk, 1) over ()
+from t1;
+ERROR HY000: No order list in window specification for 'lag'
+select pk,
+lead(pk, 1) over ()
+from t1;
+ERROR HY000: No order list in window specification for 'lead'
drop table t1;