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-rw-r--r--mysql-test/main/view.test23
1 files changed, 23 insertions, 0 deletions
diff --git a/mysql-test/main/view.test b/mysql-test/main/view.test
index f5590e01639..94036273ce1 100644
--- a/mysql-test/main/view.test
+++ b/mysql-test/main/view.test
@@ -6416,5 +6416,28 @@ drop table t1;
ALTER VIEW IF NOT EXISTS v1 AS SELECT 1;
--echo #
+--echo # MDEV-18605: Loss of column aliases by using view and group
+--echo #
+
+CREATE TABLE t1 (id int, foo int);
+CREATE VIEW v1 AS SELECT id, IFNULL(foo,'') AS foo FROM t1;
+
+INSERT INTO t1 (id, foo) VALUES (1,1),(2,2);
+
+SELECT v.id, v.foo AS bar FROM v1 v
+ WHERE id = 2;
+
+SELECT v.id, v.foo AS bar FROM v1 v
+ GROUP BY v.id;
+
+SELECT v.id, v.foo AS bar FROM v1 v
+ WHERE id = 2
+ GROUP BY v.id;
+
+#Cleanup
+Drop View v1;
+Drop table t1;
+
+--echo #
--echo # End of 10.3 tests
--echo #