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-rw-r--r--mysql-test/main/derived_cond_pushdown.test14
1 files changed, 14 insertions, 0 deletions
diff --git a/mysql-test/main/derived_cond_pushdown.test b/mysql-test/main/derived_cond_pushdown.test
index c6c8c26271f..2d683f06023 100644
--- a/mysql-test/main/derived_cond_pushdown.test
+++ b/mysql-test/main/derived_cond_pushdown.test
@@ -2124,6 +2124,20 @@ WHERE t1.a=tab.c AND
DROP TABLE t1,t2;
+--echo #
+--echo # MDEV-19139: pushdown condition with Item_func_set_user_var
+--echo #
+
+CREATE TABLE t1 (a INT, b INT);
+CREATE VIEW v1 AS SELECT a, MAX(b) FROM t1 GROUP BY a;
+
+SELECT * FROM (SELECT 1 FROM v1 UNION (SELECT 1 FROM v1 WHERE @a := uuid())) dt;
+EXPLAIN FORMAT=JSON
+SELECT * FROM (SELECT 1 FROM v1 UNION (SELECT 1 FROM v1 WHERE @a := uuid())) dt;
+
+DROP TABLE t1;
+DROP VIEW v1;
+
--echo # End of 10.2 tests
--echo #