1 files changed, 64 insertions, 0 deletions
diff --git a/mysql-test/main/order_by_sortkey.test b/mysql-test/main/order_by_sortkey.test
new file mode 100644
index 00000000000..43de028496e
--- /dev/null
+++ b/mysql-test/main/order_by_sortkey.test
@@ -0,0 +1,64 @@
+#
+# WL#1393 - ORDER BY with LIMIT tests
+#
+# A big test in a separate file, so that we can run the original
+# order_by test with --debug without timeout.
+#
+# All the sort keys fit in memory, but the addon fields do not.
+#
+CREATE TABLE t1(
+  f0 int auto_increment PRIMARY KEY,
+  f1 int,
+  f2 varchar(200)
+);
+
+INSERT INTO t1(f1, f2) VALUES 
+(0,"0"),(1,"1"),(2,"2"),(3,"3"),(4,"4"),(5,"5"),
+(6,"6"),(7,"7"),(8,"8"),(9,"9"),(10,"10"),
+(11,"11"),(12,"12"),(13,"13"),(14,"14"),(15,"15"),
+(16,"16"),(17,"17"),(18,"18"),(19,"19"),(20,"20"),
+(21,"21"),(22,"22"),(23,"23"),(24,"24"),(25,"25"),
+(26,"26"),(27,"27"),(28,"28"),(29,"29"),(30,"30"),
+(31,"31"),(32,"32"),(33,"33"),(34,"34"),(35,"35"),
+(36,"36"),(37,"37"),(38,"38"),(39,"39"),(40,"40"),
+(41,"41"),(42,"42"),(43,"43"),(44,"44"),(45,"45"),
+(46,"46"),(47,"47"),(48,"48"),(49,"49"),(50,"50"),
+(51,"51"),(52,"52"),(53,"53"),(54,"54"),(55,"55"),
+(56,"56"),(57,"57"),(58,"58"),(59,"59"),(60,"60"),
+(61,"61"),(62,"62"),(63,"63"),(64,"64"),(65,"65"),
+(66,"66"),(67,"67"),(68,"68"),(69,"69"),(70,"70"),
+(71,"71"),(72,"72"),(73,"73"),(74,"74"),(75,"75"),
+(76,"76"),(77,"77"),(78,"78"),(79,"79"),(80,"80"),
+(81,"81"),(82,"82"),(83,"83"),(84,"84"),(85,"85"),
+(86,"86"),(87,"87"),(88,"88"),(89,"89"),(90,"90"),
+(91,"91"),(92,"92"),(93,"93"),(94,"94"),(95,"95"),
+(96,"96"),(97,"97"),(98,"98"),(99,"99");
+
+CREATE TEMPORARY TABLE tmp (f1 int, f2 varchar(20));
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp;
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp; 
+INSERT INTO t1(f1,f2) SELECT * FROM tmp;
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp; 
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp; 
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp; 
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp; 
+INSERT INTO tmp SELECT f1,f2 FROM t1;
+INSERT INTO t1(f1,f2) SELECT * FROM tmp; 
+
+# Test when only sortkeys fits to memory
+set sort_buffer_size= 32768; 
+
+FLUSH STATUS;
+SHOW SESSION STATUS LIKE 'Sort%';
+
+SELECT * FROM t1 ORDER BY f2 LIMIT 100;
+
+SHOW SESSION STATUS LIKE 'Sort%';
+
+DROP TABLE t1, tmp;