1 files changed, 17 insertions, 0 deletions
diff --git a/mysql-test/t/mrg000001.test b/mysql-test/t/mrg000001.test
new file mode 100644
index 00000000000..ded3ecc8898
--- /dev/null
+++ b/mysql-test/t/mrg000001.test
@@ -0,0 +1,17 @@
+DROP TABLE IF EXISTS test1;
+DROP TABLE IF EXISTS test2;
+DROP TABLE IF EXISTS test3;
+
+CREATE TABLE test1 (incr int not null, othr int not null, primary key(incr));
+CREATE TABLE test2 (incr int not null, othr int not null, primary key(incr));
+CREATE TABLE test3 (incr int not null, othr int not null, primary key(incr))
+TYPE=MERGE UNION=(test1,test2);
+
+@r/3.23/mrg000001.dummy.result SELECT * from test3;
+
+INSERT INTO test1 VALUES ( 1,10),( 3,53),( 5,21),( 7,12),( 9,17);
+INSERT INTO test2 VALUES ( 2,24),( 4,33),( 6,41),( 8,26),( 0,32);
+INSERT INTO test1 VALUES (11,20),(13,43),(15,11),(17,22),(19,37);
+INSERT INTO test2 VALUES (12,25),(14,31),(16,42),(18,27),(10,30);
+
+@r/3.23/mrg000001.result SELECT * from test3 where incr in (1,2,3,4) order by othr;