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order_by_sortkey.test
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# # 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;