1 files changed, 40 insertions, 0 deletions
diff --git a/mysql-test/t/union.test b/mysql-test/t/union.test
index f6006a87d47..206b40f8ce7 100644
--- a/mysql-test/t/union.test
+++ b/mysql-test/t/union.test
@@ -527,3 +527,43 @@ CREATE TABLE t2 (i int(11) default NULL,c char(1) default NULL,KEY i (i));
 --error 1054
 explain (select * from t1) union (select * from t2) order by not_existing_column;
 drop table t1, t2;
+
+#
+# length detecting
+#
+CREATE TABLE t1 (uid int(1));
+INSERT INTO t1 SELECT 150;
+SELECT 'a' UNION SELECT uid FROM t1;
+drop table t1;
+
+#
+# parser stack overflow
+#
+CREATE TABLE t1 ( ID1 int(10) unsigned NOT NULL DEFAULT '0' , ID2 datetime NOT NULL DEFAULT '0000-00-00 00:00:00' , DATA1 varchar(10) , DATA2 double(5,4) , DATA3 datetime , PRIMARY KEY (ID1,ID2));
+
+CREATE TABLE t2 ( ID int(3) unsigned NOT NULL DEFAULT '0' , DATA1 timestamp DEFAULT '0000-00-00 00:00:00' , PRIMARY KEY (ID));
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1) UNION
+(SELECT * FROM t1 AS PARTITIONED, t2 AS
+PARTITIONED_B WHERE PARTITIONED_B.ID=PARTITIONED.ID1);
+drop table t1,t2;