[Maria-developers] Rev 2807: Bugfix for lounchpad bug#608834 (608824, 609045, 609052). in file:///home/bell/maria/bzr/work-maria-5.3-lb608834/

At file:///home/bell/maria/bzr/work-maria-5.3-lb608834/ ------------------------------------------------------------ revno: 2807 revision-id: sanja@askmonty.org-20100729111348-jjp89wlvs3kg0fqq parent: timour@askmonty.org-20100723082500-kwqzzvuv62nw412k committer: sanja@askmonty.org branch nick: work-maria-5.3-lb608834 timestamp: Thu 2010-07-29 14:13:48 +0300 message: Bugfix for lounchpad bug#608834 (608824, 609045, 609052). Added get_tmp_table_item() to cache wrapper as it has all not simple Items (Item_func, Item_field, Item_subquery). === modified file 'mysql-test/r/subquery_cache.result' --- a/mysql-test/r/subquery_cache.result 2010-07-10 10:37:30 +0000 +++ b/mysql-test/r/subquery_cache.result 2010-07-29 11:13:48 +0000 @@ -1838,3 +1838,1046 @@ Handler_read_rnd_next 27 drop table t0,t1,t2; set optimizer_switch='default'; +#launchpad BUG#608834 +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); +set @@optimizer_switch='subquery_cache=off'; +/* cache is off */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; +field1 field2 field3 field4 field5 field6 +4 5 9 15:59:13 NULL cr +4 5 9 15:59:13 NULL dr +4 5 9 15:59:13 NULL er +4 5 9 15:59:13 NULL fr +4 5 9 15:59:13 NULL hr +4 5 9 15:59:13 NULL jr +4 5 9 15:59:13 NULL mr +4 5 9 15:59:13 NULL rr +4 5 9 15:59:13 NULL yr +4 11 9 19:03:19 0 NULL +4 15 9 13:12:11 0 ct +4 15 9 13:12:11 0 dt +4 15 9 13:12:11 0 et +4 15 9 13:12:11 0 ft +4 15 9 13:12:11 0 ht +4 15 9 13:12:11 0 jt +4 15 9 13:12:11 0 mt +4 15 9 13:12:11 0 rt +4 15 9 13:12:11 0 yt +4 16 9 04:56:48 1 cc +4 16 9 04:56:48 1 ec +4 16 9 04:56:48 1 fc +4 16 9 04:56:48 1 hc +4 16 9 04:56:48 1 jc +4 16 9 04:56:48 1 mc +4 16 9 04:56:48 1 rc +4 16 9 04:56:48 1 yc +4 1 9 11:28:45 2 cw +4 1 9 11:28:45 2 dw +4 1 9 11:28:45 2 ew +4 1 9 11:28:45 2 fw +4 1 9 11:28:45 2 hw +4 1 9 11:28:45 2 jw +4 1 9 11:28:45 2 mw +4 1 9 11:28:45 2 rw +4 1 9 11:28:45 2 yw +4 20 9 18:38:59 2 cd +4 20 9 18:38:59 2 dd +4 20 9 18:38:59 2 ed +4 20 9 18:38:59 2 fd +4 20 9 18:38:59 2 hd +4 20 9 18:38:59 2 jd +4 20 9 18:38:59 2 md +4 20 9 18:38:59 2 rd +4 20 9 18:38:59 2 yd +4 3 9 13:47:24 3 cm +4 3 9 13:47:24 3 dm +4 3 9 13:47:24 3 em +4 3 9 13:47:24 3 fm +4 3 9 13:47:24 3 hm +4 3 9 13:47:24 3 jm +4 3 9 13:47:24 3 mm +4 3 9 13:47:24 3 rm +4 3 9 13:47:24 3 ym +4 7 9 15:15:04 3 cj +4 7 9 15:15:04 3 dj +4 7 9 15:15:04 3 ej +4 7 9 15:15:04 3 fj +4 7 9 15:15:04 3 hj +4 7 9 15:15:04 3 jj +4 7 9 15:15:04 3 mj +4 7 9 15:15:04 3 rj +4 7 9 15:15:04 3 yj +4 14 9 00:00:00 3 cn +4 14 9 00:00:00 3 dn +4 14 9 00:00:00 3 en +4 14 9 00:00:00 3 fn +4 14 9 00:00:00 3 hn +4 14 9 00:00:00 3 jn +4 14 9 00:00:00 3 mn +4 14 9 00:00:00 3 rn +4 14 9 00:00:00 3 yn +4 12 9 00:39:46 5 ck +4 12 9 00:39:46 5 dk +4 12 9 00:39:46 5 ek +4 12 9 00:39:46 5 fk +4 12 9 00:39:46 5 hk +4 12 9 00:39:46 5 jk +4 12 9 00:39:46 5 mk +4 12 9 00:39:46 5 rk +4 12 9 00:39:46 5 yk +4 18 9 19:35:19 5 cy +4 18 9 19:35:19 5 dy +4 18 9 19:35:19 5 ey +4 18 9 19:35:19 5 fy +4 18 9 19:35:19 5 hy +4 18 9 19:35:19 5 jy +4 18 9 19:35:19 5 my +4 18 9 19:35:19 5 ry +4 18 9 19:35:19 5 yy +4 19 9 05:03:03 6 cf +4 19 9 05:03:03 6 df +4 19 9 05:03:03 6 ef +4 19 9 05:03:03 6 ff +4 19 9 05:03:03 6 hf +4 19 9 05:03:03 6 jf +4 19 9 05:03:03 6 mf +4 19 9 05:03:03 6 rf +4 19 9 05:03:03 6 yf +4 8 9 11:32:06 8 cu +4 8 9 11:32:06 8 du +4 8 9 11:32:06 8 eu +4 8 9 11:32:06 8 fu +4 8 9 11:32:06 8 hu +4 8 9 11:32:06 8 ju +4 8 9 11:32:06 8 mu +4 8 9 11:32:06 8 ru +4 8 9 11:32:06 8 yu +4 9 8 18:32:33 8 ch +4 9 8 18:32:33 8 dh +4 9 8 18:32:33 8 eh +4 9 8 18:32:33 8 fh +4 9 8 18:32:33 8 hh +4 9 8 18:32:33 8 jh +4 9 8 18:32:33 8 mh +4 9 8 18:32:33 8 rh +4 9 8 18:32:33 8 yh +4 2 9 20:25:14 9 cm +4 2 9 20:25:14 9 dm +4 2 9 20:25:14 9 em +4 2 9 20:25:14 9 fm +4 2 9 20:25:14 9 hm +4 2 9 20:25:14 9 jm +4 2 9 20:25:14 9 mm +4 2 9 20:25:14 9 rm +4 2 9 20:25:14 9 ym +4 4 9 19:24:11 9 ck +4 4 9 19:24:11 9 dk +4 4 9 19:24:11 9 ek +4 4 9 19:24:11 9 fk +4 4 9 19:24:11 9 hk +4 4 9 19:24:11 9 jk +4 4 9 19:24:11 9 mk +4 4 9 19:24:11 9 rk +4 4 9 19:24:11 9 yk +4 6 9 00:00:00 9 ct +4 6 9 00:00:00 9 dt +4 6 9 00:00:00 9 et +4 6 9 00:00:00 9 ft +4 6 9 00:00:00 9 ht +4 6 9 00:00:00 9 jt +4 6 9 00:00:00 9 mt +4 6 9 00:00:00 9 rt +4 6 9 00:00:00 9 yt +4 17 9 19:56:05 9 cm +4 17 9 19:56:05 9 dm +4 17 9 19:56:05 9 em +4 17 9 19:56:05 9 fm +4 17 9 19:56:05 9 hm +4 17 9 19:56:05 9 jm +4 17 9 19:56:05 9 mm +4 17 9 19:56:05 9 rm +4 17 9 19:56:05 9 ym +4 10 9 15:19:25 53 co +4 10 9 15:19:25 53 do +4 10 9 15:19:25 53 eo +4 10 9 15:19:25 53 fo +4 10 9 15:19:25 53 ho +4 10 9 15:19:25 53 jo +4 10 9 15:19:25 53 mo +4 10 9 15:19:25 53 ro +4 10 9 15:19:25 53 yo +4 13 9 NULL 166 ce +4 13 9 NULL 166 de +4 13 9 NULL 166 ee +4 13 9 NULL 166 fe +4 13 9 NULL 166 he +4 13 9 NULL 166 je +4 13 9 NULL 166 me +4 13 9 NULL 166 re +4 13 9 NULL 166 ye +set @@optimizer_switch='subquery_cache=on'; +/* cache is on */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; +field1 field2 field3 field4 field5 field6 +4 5 9 15:59:13 NULL cr +4 5 9 15:59:13 NULL dr +4 5 9 15:59:13 NULL er +4 5 9 15:59:13 NULL fr +4 5 9 15:59:13 NULL hr +4 5 9 15:59:13 NULL jr +4 5 9 15:59:13 NULL mr +4 5 9 15:59:13 NULL rr +4 5 9 15:59:13 NULL yr +4 11 9 19:03:19 0 NULL +4 15 9 13:12:11 0 ct +4 15 9 13:12:11 0 dt +4 15 9 13:12:11 0 et +4 15 9 13:12:11 0 ft +4 15 9 13:12:11 0 ht +4 15 9 13:12:11 0 jt +4 15 9 13:12:11 0 mt +4 15 9 13:12:11 0 rt +4 15 9 13:12:11 0 yt +4 16 9 04:56:48 1 cc +4 16 9 04:56:48 1 ec +4 16 9 04:56:48 1 fc +4 16 9 04:56:48 1 hc +4 16 9 04:56:48 1 jc +4 16 9 04:56:48 1 mc +4 16 9 04:56:48 1 rc +4 16 9 04:56:48 1 yc +4 1 9 11:28:45 2 cw +4 1 9 11:28:45 2 dw +4 1 9 11:28:45 2 ew +4 1 9 11:28:45 2 fw +4 1 9 11:28:45 2 hw +4 1 9 11:28:45 2 jw +4 1 9 11:28:45 2 mw +4 1 9 11:28:45 2 rw +4 1 9 11:28:45 2 yw +4 20 9 18:38:59 2 cd +4 20 9 18:38:59 2 dd +4 20 9 18:38:59 2 ed +4 20 9 18:38:59 2 fd +4 20 9 18:38:59 2 hd +4 20 9 18:38:59 2 jd +4 20 9 18:38:59 2 md +4 20 9 18:38:59 2 rd +4 20 9 18:38:59 2 yd +4 3 9 13:47:24 3 cm +4 3 9 13:47:24 3 dm +4 3 9 13:47:24 3 em +4 3 9 13:47:24 3 fm +4 3 9 13:47:24 3 hm +4 3 9 13:47:24 3 jm +4 3 9 13:47:24 3 mm +4 3 9 13:47:24 3 rm +4 3 9 13:47:24 3 ym +4 7 9 15:15:04 3 cj +4 7 9 15:15:04 3 dj +4 7 9 15:15:04 3 ej +4 7 9 15:15:04 3 fj +4 7 9 15:15:04 3 hj +4 7 9 15:15:04 3 jj +4 7 9 15:15:04 3 mj +4 7 9 15:15:04 3 rj +4 7 9 15:15:04 3 yj +4 14 9 00:00:00 3 cn +4 14 9 00:00:00 3 dn +4 14 9 00:00:00 3 en +4 14 9 00:00:00 3 fn +4 14 9 00:00:00 3 hn +4 14 9 00:00:00 3 jn +4 14 9 00:00:00 3 mn +4 14 9 00:00:00 3 rn +4 14 9 00:00:00 3 yn +4 12 9 00:39:46 5 ck +4 12 9 00:39:46 5 dk +4 12 9 00:39:46 5 ek +4 12 9 00:39:46 5 fk +4 12 9 00:39:46 5 hk +4 12 9 00:39:46 5 jk +4 12 9 00:39:46 5 mk +4 12 9 00:39:46 5 rk +4 12 9 00:39:46 5 yk +4 18 9 19:35:19 5 cy +4 18 9 19:35:19 5 dy +4 18 9 19:35:19 5 ey +4 18 9 19:35:19 5 fy +4 18 9 19:35:19 5 hy +4 18 9 19:35:19 5 jy +4 18 9 19:35:19 5 my +4 18 9 19:35:19 5 ry +4 18 9 19:35:19 5 yy +4 19 9 05:03:03 6 cf +4 19 9 05:03:03 6 df +4 19 9 05:03:03 6 ef +4 19 9 05:03:03 6 ff +4 19 9 05:03:03 6 hf +4 19 9 05:03:03 6 jf +4 19 9 05:03:03 6 mf +4 19 9 05:03:03 6 rf +4 19 9 05:03:03 6 yf +4 8 9 11:32:06 8 cu +4 8 9 11:32:06 8 du +4 8 9 11:32:06 8 eu +4 8 9 11:32:06 8 fu +4 8 9 11:32:06 8 hu +4 8 9 11:32:06 8 ju +4 8 9 11:32:06 8 mu +4 8 9 11:32:06 8 ru +4 8 9 11:32:06 8 yu +4 9 8 18:32:33 8 ch +4 9 8 18:32:33 8 dh +4 9 8 18:32:33 8 eh +4 9 8 18:32:33 8 fh +4 9 8 18:32:33 8 hh +4 9 8 18:32:33 8 jh +4 9 8 18:32:33 8 mh +4 9 8 18:32:33 8 rh +4 9 8 18:32:33 8 yh +4 2 9 20:25:14 9 cm +4 2 9 20:25:14 9 dm +4 2 9 20:25:14 9 em +4 2 9 20:25:14 9 fm +4 2 9 20:25:14 9 hm +4 2 9 20:25:14 9 jm +4 2 9 20:25:14 9 mm +4 2 9 20:25:14 9 rm +4 2 9 20:25:14 9 ym +4 4 9 19:24:11 9 ck +4 4 9 19:24:11 9 dk +4 4 9 19:24:11 9 ek +4 4 9 19:24:11 9 fk +4 4 9 19:24:11 9 hk +4 4 9 19:24:11 9 jk +4 4 9 19:24:11 9 mk +4 4 9 19:24:11 9 rk +4 4 9 19:24:11 9 yk +4 6 9 00:00:00 9 ct +4 6 9 00:00:00 9 dt +4 6 9 00:00:00 9 et +4 6 9 00:00:00 9 ft +4 6 9 00:00:00 9 ht +4 6 9 00:00:00 9 jt +4 6 9 00:00:00 9 mt +4 6 9 00:00:00 9 rt +4 6 9 00:00:00 9 yt +4 17 9 19:56:05 9 cm +4 17 9 19:56:05 9 dm +4 17 9 19:56:05 9 em +4 17 9 19:56:05 9 fm +4 17 9 19:56:05 9 hm +4 17 9 19:56:05 9 jm +4 17 9 19:56:05 9 mm +4 17 9 19:56:05 9 rm +4 17 9 19:56:05 9 ym +4 10 9 15:19:25 53 co +4 10 9 15:19:25 53 do +4 10 9 15:19:25 53 eo +4 10 9 15:19:25 53 fo +4 10 9 15:19:25 53 ho +4 10 9 15:19:25 53 jo +4 10 9 15:19:25 53 mo +4 10 9 15:19:25 53 ro +4 10 9 15:19:25 53 yo +4 13 9 NULL 166 ce +4 13 9 NULL 166 de +4 13 9 NULL 166 ee +4 13 9 NULL 166 fe +4 13 9 NULL 166 he +4 13 9 NULL 166 je +4 13 9 NULL 166 me +4 13 9 NULL 166 re +4 13 9 NULL 166 ye +drop table t1,t2; +set @@optimizer_switch= default; +#launchpad BUG#609045 +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_date_key` date DEFAULT NULL, +`col_date_nokey` date DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_time_nokey` time DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_datetime_nokey` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_date_key` (`col_date_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_datetime_key` (`col_datetime_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,NULL,NULL,'11:28:45','11:28:45','2004-10-11 18:13:16','2004-10-11 18:13:16','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'2001-09-19','2001-09-19','20:25:14','20:25:14',NULL,NULL,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'2004-09-12','2004-09-12','13:47:24','13:47:24','1900-01-01 00:00:00','1900-01-01 00:00:00','m','m'); +INSERT INTO `t1` VALUES (4,7,9,NULL,NULL,'19:24:11','19:24:11','2009-07-25 00:00:00','2009-07-25 00:00:00','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'2002-07-19','2002-07-19','15:59:13','15:59:13',NULL,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'2002-12-16','2002-12-16','00:00:00','00:00:00','2008-07-27 00:00:00','2008-07-27 00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'2006-02-08','2006-02-08','15:15:04','15:15:04','2002-11-13 16:37:31','2002-11-13 16:37:31','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'2006-08-28','2006-08-28','11:32:06','11:32:06','1900-01-01 00:00:00','1900-01-01 00:00:00','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'2001-04-14','2001-04-14','18:32:33','18:32:33','2003-12-10 00:00:00','2003-12-10 00:00:00','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'2000-01-05','2000-01-05','15:19:25','15:19:25','2001-12-21 22:38:22','2001-12-21 22:38:22','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'2003-12-06','2003-12-06','19:03:19','19:03:19','2008-12-13 23:16:44','2008-12-13 23:16:44',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'1900-01-01','1900-01-01','00:39:46','00:39:46','2005-08-15 12:39:41','2005-08-15 12:39:41','k','k'); +INSERT INTO `t1` VALUES (13,188,166,'2002-11-27','2002-11-27',NULL,NULL,NULL,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,NULL,NULL,'00:00:00','00:00:00','2006-09-11 12:06:14','2006-09-11 12:06:14','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'2003-05-27','2003-05-27','13:12:11','13:12:11','2007-12-15 12:39:34','2007-12-15 12:39:34','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'2005-05-03','2005-05-03','04:56:48','04:56:48','2005-08-09 00:00:00','2005-08-09 00:00:00','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'2001-04-18','2001-04-18','19:56:05','19:56:05','2001-09-02 22:50:02','2001-09-02 22:50:02','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'2005-12-27','2005-12-27','19:35:19','19:35:19','2005-12-16 22:58:11','2005-12-16 22:58:11','y','y'); 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+INSERT INTO `t4` VALUES (67,1,6,NULL,NULL,'22:21:30','22:21:30','1900-01-01 00:00:00','1900-01-01 00:00:00','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'2004-09-14','2004-09-14','11:41:50','11:41:50',NULL,NULL,'e','e'); +INSERT INTO `t4` VALUES (69,1,3,'2002-04-06','2002-04-06','15:20:02','15:20:02','1900-01-01 00:00:00','1900-01-01 00:00:00','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,NULL,NULL,NULL,'2000-09-23 00:00:00','2000-09-23 00:00:00','e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,'2002-11-13','2002-11-13',NULL,NULL,'2007-07-09 08:32:49','2007-07-09 08:32:49','v','v'); +INSERT INTO `t4` VALUES (72,1,6,'2006-05-27','2006-05-27','07:51:52','07:51:52','2000-01-05 00:00:00','2000-01-05 00:00:00','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'2000-12-22','2000-12-22','00:00:00','00:00:00','2000-09-24 00:00:00','2000-09-24 00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,'2004-02-21','2004-02-21',NULL,NULL,'2005-05-06 00:00:00','2005-05-06 00:00:00','o','o'); +INSERT INTO `t4` VALUES (75,4,5,'2009-05-15','2009-05-15',NULL,NULL,'2000-03-11 00:00:00','2000-03-11 00:00:00','b','b'); +INSERT INTO `t4` VALUES (76,6,2,'2008-12-12','2008-12-12','12:31:05','12:31:05','2001-09-02 16:17:35','2001-09-02 16:17:35','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'2000-04-15','2000-04-15','00:00:00','00:00:00','2006-04-25 05:43:44','2006-04-25 05:43:44','q','q'); +INSERT INTO `t4` VALUES (78,248,25,NULL,NULL,'01:16:45','01:16:45','2009-10-25 22:04:02','2009-10-25 22:04:02',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'2001-10-18','2001-10-18','20:38:54','20:38:54','2004-08-06 00:00:00','2004-08-06 00:00:00','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'2008-05-25','2008-05-25','00:30:15','00:30:15','2001-11-27 05:07:57','2001-11-27 05:07:57','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'2004-12-02','2004-12-02','23:46:36','23:46:36','2009-06-28 03:18:39','2009-06-28 03:18:39','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'2002-02-15','2002-02-15','19:03:13','19:03:13','2000-03-12 00:00:00','2000-03-12 00:00:00','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'2002-03-03','2002-03-03','10:54:27','10:54:27',NULL,NULL,'i','i'); +INSERT INTO `t4` VALUES (84,4,0,NULL,NULL,'00:25:47','00:25:47','2007-10-20 00:00:00','2007-10-20 00:00:00','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'2003-01-26','2003-01-26','08:44:27','08:44:27','2009-09-27 00:00:00','2009-09-27 00:00:00','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'2001-12-19','2001-12-19','08:15:38','08:15:38','2002-07-16 00:00:00','2002-07-16 00:00:00','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'2001-08-07','2001-08-07','19:56:21','19:56:21','2005-02-20 00:00:00','2005-02-20 00:00:00','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'2005-02-16','2005-02-16','00:00:00','00:00:00',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (89,1,3,'2006-06-10','2006-06-10','20:50:52','20:50:52','2001-07-16 00:00:00','2001-07-16 00:00:00','y','y'); +INSERT INTO `t4` VALUES (90,7,3,NULL,NULL,'03:54:39','03:54:39','2009-05-20 21:04:12','2009-05-20 21:04:12','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'2005-04-06','2005-04-06','23:58:17','23:58:17','2002-03-13 10:55:40','2002-03-13 10:55:40',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'2003-04-27','2003-04-27','12:54:58','12:54:58','2005-07-12 00:00:00','2005-07-12 00:00:00','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'2005-10-13','2005-10-13','04:02:43','04:02:43','2006-07-22 09:46:34','2006-07-22 09:46:34','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'2003-10-02','2003-10-02','11:31:12','11:31:12','2001-09-01 00:00:00','2001-09-01 00:00:00','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'2005-09-09','2005-09-09','20:20:04','20:20:04','2002-05-27 18:38:45','2002-05-27 18:38:45','r','r'); +INSERT INTO `t4` VALUES (96,5,8,NULL,NULL,'00:22:24','00:22:24',NULL,NULL,'s','s'); +INSERT INTO `t4` VALUES (97,7,0,'2006-02-15','2006-02-15','10:09:31','10:09:31',NULL,NULL,'z','z'); +INSERT INTO `t4` VALUES (98,1,1,'1900-01-01','1900-01-01',NULL,NULL,'2009-08-08 22:38:53','2009-08-08 22:38:53','j','j'); +INSERT INTO `t4` VALUES (99,7,8,'2003-12-24','2003-12-24','18:45:35','18:45:35',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); +SET @@optimizer_switch='subquery_cache=off'; +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL c +1 NULL d +1 NULL e +1 NULL f +1 NULL h +1 NULL j +2 NULL k +2 NULL m +1 NULL n +1 NULL o +0 NULL r +2 NULL t +1 NULL u +1 NULL w +1 NULL y +SET @@optimizer_switch='subquery_cache=on'; +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; +COUNT( DISTINCT table2 .`col_int_key` ) ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) field10 +1 NULL c +1 NULL d +1 NULL e +1 NULL f +1 NULL h +1 NULL j +2 NULL k +2 NULL m +1 NULL n +1 NULL o +0 NULL r +2 NULL t +1 NULL u +1 NULL w +1 NULL y +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; +#launchpad BUG#609045 +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'v','v'); +INSERT INTO `t2` VALUES (11,1,9,'r','r'); +INSERT INTO `t2` VALUES (12,5,9,'a','a'); +INSERT INTO `t2` VALUES (13,3,186,'m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'y','y'); +INSERT INTO `t2` VALUES (15,92,2,'j','j'); +INSERT INTO `t2` VALUES (16,7,3,'d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'z','z'); +INSERT INTO `t2` VALUES (18,3,133,'e','e'); +INSERT INTO `t2` VALUES (19,5,1,'h','h'); +INSERT INTO `t2` VALUES (20,1,8,'b','b'); +INSERT INTO `t2` VALUES (21,2,5,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'e','e'); +INSERT INTO `t2` VALUES (23,1,8,'j','j'); +INSERT INTO `t2` VALUES (24,0,6,'e','e'); +INSERT INTO `t2` VALUES (25,210,51,'f','f'); +INSERT INTO `t2` VALUES (26,8,4,'v','v'); +INSERT INTO `t2` VALUES (27,7,7,'x','x'); +INSERT INTO `t2` VALUES (28,5,6,'m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'c','c'); +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'w','w'); +INSERT INTO `t1` VALUES (2,7,9,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'m','m'); +INSERT INTO `t1` VALUES (4,7,9,'k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'t','t'); +INSERT INTO `t1` VALUES (7,6,3,'j','j'); +INSERT INTO `t1` VALUES (8,8,8,'u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'h','h'); +INSERT INTO `t1` VALUES (10,5,53,'o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'k','k'); +INSERT INTO `t1` VALUES (13,188,166,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'n','n'); +INSERT INTO `t1` VALUES (15,1,0,'t','t'); +INSERT INTO `t1` VALUES (16,1,1,'c','c'); +INSERT INTO `t1` VALUES (17,0,9,'m','m'); +INSERT INTO `t1` VALUES (18,9,5,'y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'f','f'); +INSERT INTO `t1` VALUES (20,4,2,'d','d'); +SET @@optimizer_switch = 'subquery_cache=off'; +/* cache is off */ SELECT SUM( DISTINCT table1 .`pk` ) , ( +SELECT MAX( `col_int_nokey` ) +FROM t1 +WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( +t1 table2 +JOIN t2 table3 +ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; +SUM( DISTINCT table1 .`pk` ) field3 +210 188 +SET @@optimizer_switch = 'subquery_cache=on'; +/* cache is on */ SELECT SUM( DISTINCT table1 .`pk` ) , ( +SELECT MAX( `col_int_nokey` ) +FROM t1 +WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( +t1 table2 +JOIN t2 table3 +ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; +SUM( DISTINCT table1 .`pk` ) field3 +210 188 +drop table t1,t2; +set @@optimizer_switch= default; +#launchpad BUG#609052 +CREATE TABLE `t2` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t4` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (1,6,NULL,NULL,'r','r'); +INSERT INTO `t4` VALUES (2,8,0,'14:34:45','c','c'); +INSERT INTO `t4` VALUES (3,6,0,'11:49:48','o','o'); +INSERT INTO `t4` VALUES (4,6,7,'18:12:55','c','c'); +INSERT INTO `t4` VALUES (5,3,8,'18:30:05','d','d'); +INSERT INTO `t4` VALUES (6,9,4,'14:19:30','v','v'); +INSERT INTO `t4` VALUES (7,2,6,'05:20:04','m','m'); +INSERT INTO `t4` VALUES (8,1,5,'20:29:31','j','j'); +INSERT INTO `t4` VALUES (9,8,NULL,'07:08:09','f','f'); +INSERT INTO `t4` VALUES (10,0,NULL,'14:49:14','n','n'); +INSERT INTO `t4` VALUES (11,9,8,'00:00:00','z','z'); +INSERT INTO `t4` VALUES (12,8,8,'09:58:06','h','h'); +INSERT INTO `t4` VALUES (13,NULL,8,NULL,'q','q'); +INSERT INTO `t4` VALUES (14,0,1,'18:24:16','w','w'); +INSERT INTO `t4` VALUES (15,5,1,'17:39:57','z','z'); +INSERT INTO `t4` VALUES (16,1,5,'08:23:21','j','j'); +INSERT INTO `t4` VALUES (17,1,2,NULL,'a','a'); +INSERT INTO `t4` VALUES (18,6,7,'21:50:46','m','m'); +INSERT INTO `t4` VALUES (19,6,6,'12:33:17','n','n'); +INSERT INTO `t4` VALUES (20,1,4,'03:06:43','e','e'); +INSERT INTO `t4` VALUES (21,8,7,'03:46:14','u','u'); +INSERT INTO `t4` VALUES (22,1,0,'20:34:52','s','s'); +INSERT INTO `t4` VALUES (23,0,9,NULL,'u','u'); +INSERT INTO `t4` VALUES (24,4,3,'10:41:20','r','r'); +INSERT INTO `t4` VALUES (25,9,5,'08:43:11','g','g'); +INSERT INTO `t4` VALUES (26,8,1,NULL,'o','o'); +INSERT INTO `t4` VALUES (27,5,1,'10:17:51','w','w'); +INSERT INTO `t4` VALUES (28,9,5,'06:34:09','b','b'); +INSERT INTO `t4` VALUES (29,5,9,'21:22:47',NULL,NULL); +INSERT INTO `t4` VALUES (30,NULL,2,'04:02:32','y','y'); +INSERT INTO `t4` VALUES (31,NULL,5,'02:33:14','y','y'); +INSERT INTO `t4` VALUES (32,105,248,'16:32:56','u','u'); +INSERT INTO `t4` VALUES (33,0,0,'21:32:42','p','p'); +INSERT INTO `t4` VALUES (34,3,8,'23:04:47','s','s'); +INSERT INTO `t4` VALUES (35,1,1,'22:05:43','e','e'); +INSERT INTO `t4` VALUES (36,75,255,'02:05:45','d','d'); +INSERT INTO `t4` VALUES (37,9,9,'00:00:00','d','d'); +INSERT INTO `t4` VALUES (38,7,9,'18:09:07','c','c'); +INSERT INTO `t4` VALUES (39,NULL,3,'10:54:06','b','b'); +INSERT INTO `t4` VALUES (40,NULL,9,'23:15:50','t','t'); +INSERT INTO `t4` VALUES (41,4,6,'10:17:40',NULL,NULL); +INSERT INTO `t4` VALUES (42,0,4,'03:37:09','y','y'); +INSERT INTO `t4` VALUES (43,204,60,'22:26:06','c','c'); +INSERT INTO `t4` VALUES (44,0,7,'17:10:38','d','d'); +INSERT INTO `t4` VALUES (45,9,1,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (46,8,6,'17:08:49','p','p'); +INSERT INTO `t4` VALUES (47,7,4,'19:04:40','e','e'); +INSERT INTO `t4` VALUES (48,8,NULL,'20:53:28','g','g'); +INSERT INTO `t4` VALUES (49,NULL,8,'11:46:03','x','x'); +INSERT INTO `t4` VALUES (50,6,0,NULL,'s','s'); +INSERT INTO `t4` VALUES (51,5,8,'10:58:07','e','e'); +INSERT INTO `t4` VALUES (52,2,151,'00:00:00','l','l'); +INSERT INTO `t4` VALUES (53,3,7,'09:43:15','p','p'); +INSERT INTO `t4` VALUES (54,7,6,'21:40:32','h','h'); +INSERT INTO `t4` VALUES (55,NULL,NULL,'00:17:44','m','m'); +INSERT INTO `t4` VALUES (56,145,23,'16:47:26','n','n'); +INSERT INTO `t4` VALUES (57,0,2,'00:00:00','v','v'); +INSERT INTO `t4` VALUES (58,1,4,'05:25:59','b','b'); +INSERT INTO `t4` VALUES (59,7,NULL,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'20:33:04','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'00:46:12','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'00:00:00','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'02:13:59','w','w'); +INSERT INTO `t4` VALUES (64,2,7,'02:54:47','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'18:13:59','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'13:53:08','t','t'); +INSERT INTO `t4` VALUES (67,1,6,'22:21:30','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'11:41:50','e','e'); +INSERT INTO `t4` VALUES (69,1,3,'15:20:02','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,'e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,NULL,'v','v'); +INSERT INTO `t4` VALUES (72,1,6,'07:51:52','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,NULL,'o','o'); +INSERT INTO `t4` VALUES (75,4,5,NULL,'b','b'); +INSERT INTO `t4` VALUES (76,6,2,'12:31:05','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'00:00:00','q','q'); +INSERT INTO `t4` VALUES (78,248,25,'01:16:45',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'20:38:54','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'00:30:15','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'23:46:36','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'19:03:13','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'10:54:27','i','i'); +INSERT INTO `t4` VALUES (84,4,0,'00:25:47','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'08:44:27','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'08:15:38','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'19:56:21','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'00:00:00','c','c'); +INSERT INTO `t4` VALUES (89,1,3,'20:50:52','y','y'); +INSERT INTO `t4` VALUES (90,7,3,'03:54:39','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'23:58:17',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'12:54:58','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'04:02:43','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'11:31:12','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'20:20:04','r','r'); +INSERT INTO `t4` VALUES (96,5,8,'00:22:24','s','s'); +INSERT INTO `t4` VALUES (97,7,0,'10:09:31','z','z'); +INSERT INTO `t4` VALUES (98,1,1,NULL,'j','j'); +INSERT INTO `t4` VALUES (99,7,8,'18:45:35','c','c'); +INSERT INTO `t4` VALUES (100,2,5,'11:49:25','f','f'); +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); +CREATE TABLE `t3` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO `t3` VALUES (10,8,8,'18:27:58',NULL,NULL); +CREATE TABLE `t5` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_time_key` time DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_int_key` (`col_int_key`), +KEY `col_time_key` (`col_time_key`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +INSERT INTO `t5` VALUES (1,1,7,'01:13:38','f','f'); +SET @@optimizer_switch='subquery_cache=off'; +/* cache is off */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; +field1 field2 field3 field4 field5 field6 field7 field8 field9 field10 +SET @@optimizer_switch='subquery_cache=on'; +/* cache is on */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; +field1 field2 field3 field4 field5 field6 field7 field8 field9 field10 +drop table t1,t2,t3,t4,t5; +set @@optimizer_switch= default; === modified file 'mysql-test/t/subquery_cache.test' --- a/mysql-test/t/subquery_cache.test 2010-07-10 10:37:30 +0000 +++ b/mysql-test/t/subquery_cache.test 2010-07-29 11:13:48 +0000 @@ -507,3 +507,698 @@ drop table t0,t1,t2; set optimizer_switch='default'; + +# +--echo #launchpad BUG#608834 +# +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); + +set @@optimizer_switch='subquery_cache=off'; + +/* cache is off */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; + +set @@optimizer_switch='subquery_cache=on'; + +/* cache is on */ SELECT ( +SELECT 4 +FROM DUAL ) AS field1 , SUM( DISTINCT table1 . `pk` ) AS field2 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_nokey` ) AS SUBQUERY2_field1 +FROM ( t1 AS SUBQUERY2_t1 INNER JOIN t1 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `pk` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` <= table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_int_nokey` < table1 . `pk` ) AS field3 , table1 . `col_time_key` AS field4 , table1 . `col_int_key` AS field5 , CONCAT ( table2 . `col_varchar_nokey` , table1 . `col_varchar_key` ) AS field6 +FROM ( t1 AS table1 INNER JOIN ( ( t1 AS table2 LEFT JOIN t2 AS table3 ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_nokey` ) ) +WHERE ( table2 . `col_varchar_nokey` NOT IN ( +SELECT 'd' UNION +SELECT 'u' ) ) OR table3 . `col_varchar_nokey` <= table1 . `col_varchar_key` +GROUP BY field1, field3, field4, field5, field6 +ORDER BY table1 . `col_int_key` , field1, field2, field3, field4, field5, field6 +; + +drop table t1,t2; +set @@optimizer_switch= default; + +# +--echo #launchpad BUG#609045 +# +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_date_key` date DEFAULT NULL, + `col_date_nokey` date DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_time_nokey` time DEFAULT NULL, + `col_datetime_key` datetime DEFAULT NULL, + `col_datetime_nokey` datetime DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_date_key` (`col_date_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_datetime_key` (`col_datetime_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; + +INSERT INTO `t1` VALUES (1,NULL,2,NULL,NULL,'11:28:45','11:28:45','2004-10-11 18:13:16','2004-10-11 18:13:16','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'2001-09-19','2001-09-19','20:25:14','20:25:14',NULL,NULL,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'2004-09-12','2004-09-12','13:47:24','13:47:24','1900-01-01 00:00:00','1900-01-01 00:00:00','m','m'); +INSERT INTO `t1` VALUES (4,7,9,NULL,NULL,'19:24:11','19:24:11','2009-07-25 00:00:00','2009-07-25 00:00:00','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'2002-07-19','2002-07-19','15:59:13','15:59:13',NULL,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'2002-12-16','2002-12-16','00:00:00','00:00:00','2008-07-27 00:00:00','2008-07-27 00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'2006-02-08','2006-02-08','15:15:04','15:15:04','2002-11-13 16:37:31','2002-11-13 16:37:31','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'2006-08-28','2006-08-28','11:32:06','11:32:06','1900-01-01 00:00:00','1900-01-01 00:00:00','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'2001-04-14','2001-04-14','18:32:33','18:32:33','2003-12-10 00:00:00','2003-12-10 00:00:00','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'2000-01-05','2000-01-05','15:19:25','15:19:25','2001-12-21 22:38:22','2001-12-21 22:38:22','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'2003-12-06','2003-12-06','19:03:19','19:03:19','2008-12-13 23:16:44','2008-12-13 23:16:44',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'1900-01-01','1900-01-01','00:39:46','00:39:46','2005-08-15 12:39:41','2005-08-15 12:39:41','k','k'); +INSERT INTO `t1` VALUES (13,188,166,'2002-11-27','2002-11-27',NULL,NULL,NULL,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,NULL,NULL,'00:00:00','00:00:00','2006-09-11 12:06:14','2006-09-11 12:06:14','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'2003-05-27','2003-05-27','13:12:11','13:12:11','2007-12-15 12:39:34','2007-12-15 12:39:34','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'2005-05-03','2005-05-03','04:56:48','04:56:48','2005-08-09 00:00:00','2005-08-09 00:00:00','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'2001-04-18','2001-04-18','19:56:05','19:56:05','2001-09-02 22:50:02','2001-09-02 22:50:02','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'2005-12-27','2005-12-27','19:35:19','19:35:19','2005-12-16 22:58:11','2005-12-16 22:58:11','y','y'); 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+INSERT INTO `t4` VALUES (59,7,NULL,'2009-01-05','2009-01-05','00:00:00','00:00:00','2001-06-02 13:54:13','2001-06-02 13:54:13','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'2003-05-22','2003-05-22','20:33:04','20:33:04','1900-01-01 00:00:00','1900-01-01 00:00:00','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'2005-07-02','2005-07-02','00:46:12','00:46:12','2009-07-16 13:05:43','2009-07-16 13:05:43','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'1900-01-01','1900-01-01','00:00:00','00:00:00','2009-03-26 23:16:20','2009-03-26 23:16:20','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'2006-06-21','2006-06-21','02:13:59','02:13:59','2003-02-06 18:12:15','2003-02-06 18:12:15','w','w'); +INSERT INTO `t4` VALUES (64,2,7,NULL,NULL,'02:54:47','02:54:47','2006-06-05 03:22:51','2006-06-05 03:22:51','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'2005-12-16','2005-12-16','18:13:59','18:13:59','2002-02-10 05:47:27','2002-02-10 05:47:27','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'2004-11-05','2004-11-05','13:53:08','13:53:08','2001-08-01 08:50:52','2001-08-01 08:50:52','t','t'); +INSERT INTO `t4` VALUES (67,1,6,NULL,NULL,'22:21:30','22:21:30','1900-01-01 00:00:00','1900-01-01 00:00:00','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'2004-09-14','2004-09-14','11:41:50','11:41:50',NULL,NULL,'e','e'); +INSERT INTO `t4` VALUES (69,1,3,'2002-04-06','2002-04-06','15:20:02','15:20:02','1900-01-01 00:00:00','1900-01-01 00:00:00','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,NULL,NULL,NULL,'2000-09-23 00:00:00','2000-09-23 00:00:00','e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,'2002-11-13','2002-11-13',NULL,NULL,'2007-07-09 08:32:49','2007-07-09 08:32:49','v','v'); +INSERT INTO `t4` VALUES (72,1,6,'2006-05-27','2006-05-27','07:51:52','07:51:52','2000-01-05 00:00:00','2000-01-05 00:00:00','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'2000-12-22','2000-12-22','00:00:00','00:00:00','2000-09-24 00:00:00','2000-09-24 00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,'2004-02-21','2004-02-21',NULL,NULL,'2005-05-06 00:00:00','2005-05-06 00:00:00','o','o'); +INSERT INTO `t4` VALUES (75,4,5,'2009-05-15','2009-05-15',NULL,NULL,'2000-03-11 00:00:00','2000-03-11 00:00:00','b','b'); +INSERT INTO `t4` VALUES (76,6,2,'2008-12-12','2008-12-12','12:31:05','12:31:05','2001-09-02 16:17:35','2001-09-02 16:17:35','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'2000-04-15','2000-04-15','00:00:00','00:00:00','2006-04-25 05:43:44','2006-04-25 05:43:44','q','q'); +INSERT INTO `t4` VALUES (78,248,25,NULL,NULL,'01:16:45','01:16:45','2009-10-25 22:04:02','2009-10-25 22:04:02',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'2001-10-18','2001-10-18','20:38:54','20:38:54','2004-08-06 00:00:00','2004-08-06 00:00:00','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'2008-05-25','2008-05-25','00:30:15','00:30:15','2001-11-27 05:07:57','2001-11-27 05:07:57','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'2004-12-02','2004-12-02','23:46:36','23:46:36','2009-06-28 03:18:39','2009-06-28 03:18:39','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'2002-02-15','2002-02-15','19:03:13','19:03:13','2000-03-12 00:00:00','2000-03-12 00:00:00','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'2002-03-03','2002-03-03','10:54:27','10:54:27',NULL,NULL,'i','i'); +INSERT INTO `t4` VALUES (84,4,0,NULL,NULL,'00:25:47','00:25:47','2007-10-20 00:00:00','2007-10-20 00:00:00','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'2003-01-26','2003-01-26','08:44:27','08:44:27','2009-09-27 00:00:00','2009-09-27 00:00:00','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'2001-12-19','2001-12-19','08:15:38','08:15:38','2002-07-16 00:00:00','2002-07-16 00:00:00','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'2001-08-07','2001-08-07','19:56:21','19:56:21','2005-02-20 00:00:00','2005-02-20 00:00:00','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'2005-02-16','2005-02-16','00:00:00','00:00:00',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (89,1,3,'2006-06-10','2006-06-10','20:50:52','20:50:52','2001-07-16 00:00:00','2001-07-16 00:00:00','y','y'); +INSERT INTO `t4` VALUES (90,7,3,NULL,NULL,'03:54:39','03:54:39','2009-05-20 21:04:12','2009-05-20 21:04:12','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'2005-04-06','2005-04-06','23:58:17','23:58:17','2002-03-13 10:55:40','2002-03-13 10:55:40',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'2003-04-27','2003-04-27','12:54:58','12:54:58','2005-07-12 00:00:00','2005-07-12 00:00:00','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'2005-10-13','2005-10-13','04:02:43','04:02:43','2006-07-22 09:46:34','2006-07-22 09:46:34','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'2003-10-02','2003-10-02','11:31:12','11:31:12','2001-09-01 00:00:00','2001-09-01 00:00:00','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'2005-09-09','2005-09-09','20:20:04','20:20:04','2002-05-27 18:38:45','2002-05-27 18:38:45','r','r'); +INSERT INTO `t4` VALUES (96,5,8,NULL,NULL,'00:22:24','00:22:24',NULL,NULL,'s','s'); +INSERT INTO `t4` VALUES (97,7,0,'2006-02-15','2006-02-15','10:09:31','10:09:31',NULL,NULL,'z','z'); +INSERT INTO `t4` VALUES (98,1,1,'1900-01-01','1900-01-01',NULL,NULL,'2009-08-08 22:38:53','2009-08-08 22:38:53','j','j'); +INSERT INTO `t4` VALUES (99,7,8,'2003-12-24','2003-12-24','18:45:35','18:45:35',NULL,NULL,'c','c'); +INSERT INTO `t4` VALUES (100,2,5,'2001-07-26','2001-07-26','11:49:25','11:49:25','2007-04-25 05:08:49','2007-04-25 05:08:49','f','f'); + +SET @@optimizer_switch='subquery_cache=off'; + +/* cache is off */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +SET @@optimizer_switch='subquery_cache=on'; + +/* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( +SELECT SUBQUERY2_t1 .`col_int_key` +FROM t3 SUBQUERY2_t1 JOIN t2 ON SUBQUERY2_t1 .`col_int_key` +WHERE table1 .`col_varchar_key` ) , table2 .`col_varchar_nokey` field10 +FROM t4 table1 JOIN ( t1 table2 STRAIGHT_JOIN t1 table3 ON table2 .`pk` ) ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +GROUP BY field10 ; + +drop table t1,t2,t3,t4; +set @@optimizer_switch= default; + +# +--echo #launchpad BUG#609045 +# +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'v','v'); +INSERT INTO `t2` VALUES (11,1,9,'r','r'); +INSERT INTO `t2` VALUES (12,5,9,'a','a'); +INSERT INTO `t2` VALUES (13,3,186,'m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'y','y'); +INSERT INTO `t2` VALUES (15,92,2,'j','j'); +INSERT INTO `t2` VALUES (16,7,3,'d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'z','z'); +INSERT INTO `t2` VALUES (18,3,133,'e','e'); +INSERT INTO `t2` VALUES (19,5,1,'h','h'); +INSERT INTO `t2` VALUES (20,1,8,'b','b'); +INSERT INTO `t2` VALUES (21,2,5,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'e','e'); +INSERT INTO `t2` VALUES (23,1,8,'j','j'); +INSERT INTO `t2` VALUES (24,0,6,'e','e'); +INSERT INTO `t2` VALUES (25,210,51,'f','f'); +INSERT INTO `t2` VALUES (26,8,4,'v','v'); +INSERT INTO `t2` VALUES (27,7,7,'x','x'); +INSERT INTO `t2` VALUES (28,5,6,'m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'c','c'); +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'w','w'); +INSERT INTO `t1` VALUES (2,7,9,'m','m'); +INSERT INTO `t1` VALUES (3,9,3,'m','m'); +INSERT INTO `t1` VALUES (4,7,9,'k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'r','r'); +INSERT INTO `t1` VALUES (6,2,9,'t','t'); +INSERT INTO `t1` VALUES (7,6,3,'j','j'); +INSERT INTO `t1` VALUES (8,8,8,'u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'h','h'); +INSERT INTO `t1` VALUES (10,5,53,'o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'k','k'); +INSERT INTO `t1` VALUES (13,188,166,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'n','n'); +INSERT INTO `t1` VALUES (15,1,0,'t','t'); +INSERT INTO `t1` VALUES (16,1,1,'c','c'); +INSERT INTO `t1` VALUES (17,0,9,'m','m'); +INSERT INTO `t1` VALUES (18,9,5,'y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'f','f'); +INSERT INTO `t1` VALUES (20,4,2,'d','d'); + +SET @@optimizer_switch = 'subquery_cache=off'; + +/* cache is off */ SELECT SUM( DISTINCT table1 .`pk` ) , ( + SELECT MAX( `col_int_nokey` ) + FROM t1 + WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( + t1 table2 + JOIN t2 table3 + ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; + +SET @@optimizer_switch = 'subquery_cache=on'; + +/* cache is on */ SELECT SUM( DISTINCT table1 .`pk` ) , ( + SELECT MAX( `col_int_nokey` ) + FROM t1 + WHERE table1 .`pk` ) field3 +FROM t1 table1 +JOIN ( + t1 table2 + JOIN t2 table3 + ON table3 .`col_varchar_key` = table2 .`col_varchar_key` +) +ON table3 .`col_varchar_key` = table2 .`col_varchar_nokey` +GROUP BY field3 ; + +drop table t1,t2; +set @@optimizer_switch= default; + +# +--echo #launchpad BUG#609052 +# +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=30 DEFAULT CHARSET=latin1; +INSERT INTO `t2` VALUES (10,7,8,'01:27:35','v','v'); +INSERT INTO `t2` VALUES (11,1,9,'19:48:31','r','r'); +INSERT INTO `t2` VALUES (12,5,9,'00:00:00','a','a'); +INSERT INTO `t2` VALUES (13,3,186,'19:53:05','m','m'); +INSERT INTO `t2` VALUES (14,6,NULL,'19:18:56','y','y'); +INSERT INTO `t2` VALUES (15,92,2,'10:55:12','j','j'); +INSERT INTO `t2` VALUES (16,7,3,'00:25:00','d','d'); +INSERT INTO `t2` VALUES (17,NULL,0,'12:35:47','z','z'); +INSERT INTO `t2` VALUES (18,3,133,'19:53:03','e','e'); +INSERT INTO `t2` VALUES (19,5,1,'17:53:30','h','h'); +INSERT INTO `t2` VALUES (20,1,8,'11:35:49','b','b'); +INSERT INTO `t2` VALUES (21,2,5,NULL,'s','s'); +INSERT INTO `t2` VALUES (22,NULL,5,'06:01:40','e','e'); +INSERT INTO `t2` VALUES (23,1,8,'05:45:11','j','j'); +INSERT INTO `t2` VALUES (24,0,6,'00:00:00','e','e'); +INSERT INTO `t2` VALUES (25,210,51,'00:00:00','f','f'); +INSERT INTO `t2` VALUES (26,8,4,'06:11:01','v','v'); +INSERT INTO `t2` VALUES (27,7,7,'13:02:46','x','x'); +INSERT INTO `t2` VALUES (28,5,6,'21:44:25','m','m'); +INSERT INTO `t2` VALUES (29,NULL,4,'22:43:58','c','c'); +CREATE TABLE `t4` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t4` VALUES (1,6,NULL,NULL,'r','r'); +INSERT INTO `t4` VALUES (2,8,0,'14:34:45','c','c'); +INSERT INTO `t4` VALUES (3,6,0,'11:49:48','o','o'); +INSERT INTO `t4` VALUES (4,6,7,'18:12:55','c','c'); +INSERT INTO `t4` VALUES (5,3,8,'18:30:05','d','d'); +INSERT INTO `t4` VALUES (6,9,4,'14:19:30','v','v'); +INSERT INTO `t4` VALUES (7,2,6,'05:20:04','m','m'); +INSERT INTO `t4` VALUES (8,1,5,'20:29:31','j','j'); +INSERT INTO `t4` VALUES (9,8,NULL,'07:08:09','f','f'); +INSERT INTO `t4` VALUES (10,0,NULL,'14:49:14','n','n'); +INSERT INTO `t4` VALUES (11,9,8,'00:00:00','z','z'); +INSERT INTO `t4` VALUES (12,8,8,'09:58:06','h','h'); +INSERT INTO `t4` VALUES (13,NULL,8,NULL,'q','q'); +INSERT INTO `t4` VALUES (14,0,1,'18:24:16','w','w'); +INSERT INTO `t4` VALUES (15,5,1,'17:39:57','z','z'); +INSERT INTO `t4` VALUES (16,1,5,'08:23:21','j','j'); +INSERT INTO `t4` VALUES (17,1,2,NULL,'a','a'); +INSERT INTO `t4` VALUES (18,6,7,'21:50:46','m','m'); +INSERT INTO `t4` VALUES (19,6,6,'12:33:17','n','n'); +INSERT INTO `t4` VALUES (20,1,4,'03:06:43','e','e'); +INSERT INTO `t4` VALUES (21,8,7,'03:46:14','u','u'); +INSERT INTO `t4` VALUES (22,1,0,'20:34:52','s','s'); +INSERT INTO `t4` VALUES (23,0,9,NULL,'u','u'); +INSERT INTO `t4` VALUES (24,4,3,'10:41:20','r','r'); +INSERT INTO `t4` VALUES (25,9,5,'08:43:11','g','g'); +INSERT INTO `t4` VALUES (26,8,1,NULL,'o','o'); +INSERT INTO `t4` VALUES (27,5,1,'10:17:51','w','w'); +INSERT INTO `t4` VALUES (28,9,5,'06:34:09','b','b'); +INSERT INTO `t4` VALUES (29,5,9,'21:22:47',NULL,NULL); +INSERT INTO `t4` VALUES (30,NULL,2,'04:02:32','y','y'); +INSERT INTO `t4` VALUES (31,NULL,5,'02:33:14','y','y'); +INSERT INTO `t4` VALUES (32,105,248,'16:32:56','u','u'); +INSERT INTO `t4` VALUES (33,0,0,'21:32:42','p','p'); +INSERT INTO `t4` VALUES (34,3,8,'23:04:47','s','s'); +INSERT INTO `t4` VALUES (35,1,1,'22:05:43','e','e'); +INSERT INTO `t4` VALUES (36,75,255,'02:05:45','d','d'); +INSERT INTO `t4` VALUES (37,9,9,'00:00:00','d','d'); +INSERT INTO `t4` VALUES (38,7,9,'18:09:07','c','c'); +INSERT INTO `t4` VALUES (39,NULL,3,'10:54:06','b','b'); +INSERT INTO `t4` VALUES (40,NULL,9,'23:15:50','t','t'); +INSERT INTO `t4` VALUES (41,4,6,'10:17:40',NULL,NULL); +INSERT INTO `t4` VALUES (42,0,4,'03:37:09','y','y'); +INSERT INTO `t4` VALUES (43,204,60,'22:26:06','c','c'); +INSERT INTO `t4` VALUES (44,0,7,'17:10:38','d','d'); +INSERT INTO `t4` VALUES (45,9,1,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (46,8,6,'17:08:49','p','p'); +INSERT INTO `t4` VALUES (47,7,4,'19:04:40','e','e'); +INSERT INTO `t4` VALUES (48,8,NULL,'20:53:28','g','g'); +INSERT INTO `t4` VALUES (49,NULL,8,'11:46:03','x','x'); +INSERT INTO `t4` VALUES (50,6,0,NULL,'s','s'); +INSERT INTO `t4` VALUES (51,5,8,'10:58:07','e','e'); +INSERT INTO `t4` VALUES (52,2,151,'00:00:00','l','l'); +INSERT INTO `t4` VALUES (53,3,7,'09:43:15','p','p'); +INSERT INTO `t4` VALUES (54,7,6,'21:40:32','h','h'); +INSERT INTO `t4` VALUES (55,NULL,NULL,'00:17:44','m','m'); +INSERT INTO `t4` VALUES (56,145,23,'16:47:26','n','n'); +INSERT INTO `t4` VALUES (57,0,2,'00:00:00','v','v'); +INSERT INTO `t4` VALUES (58,1,4,'05:25:59','b','b'); +INSERT INTO `t4` VALUES (59,7,NULL,'00:00:00','x','x'); +INSERT INTO `t4` VALUES (60,3,NULL,'20:33:04','r','r'); +INSERT INTO `t4` VALUES (61,NULL,77,'00:46:12','t','t'); +INSERT INTO `t4` VALUES (62,2,NULL,'00:00:00','w','w'); +INSERT INTO `t4` VALUES (63,2,NULL,'02:13:59','w','w'); +INSERT INTO `t4` VALUES (64,2,7,'02:54:47','k','k'); +INSERT INTO `t4` VALUES (65,8,1,'18:13:59','a','a'); +INSERT INTO `t4` VALUES (66,6,9,'13:53:08','t','t'); +INSERT INTO `t4` VALUES (67,1,6,'22:21:30','z','z'); +INSERT INTO `t4` VALUES (68,NULL,2,'11:41:50','e','e'); +INSERT INTO `t4` VALUES (69,1,3,'15:20:02','q','q'); +INSERT INTO `t4` VALUES (70,0,0,NULL,'e','e'); +INSERT INTO `t4` VALUES (71,4,NULL,NULL,'v','v'); +INSERT INTO `t4` VALUES (72,1,6,'07:51:52','d','d'); +INSERT INTO `t4` VALUES (73,1,3,'00:00:00','u','u'); +INSERT INTO `t4` VALUES (74,27,195,NULL,'o','o'); +INSERT INTO `t4` VALUES (75,4,5,NULL,'b','b'); +INSERT INTO `t4` VALUES (76,6,2,'12:31:05','c','c'); +INSERT INTO `t4` VALUES (77,2,7,'00:00:00','q','q'); +INSERT INTO `t4` VALUES (78,248,25,'01:16:45',NULL,NULL); +INSERT INTO `t4` VALUES (79,NULL,NULL,'20:38:54','h','h'); +INSERT INTO `t4` VALUES (80,9,0,'00:30:15','d','d'); +INSERT INTO `t4` VALUES (81,75,98,'23:46:36','w','w'); +INSERT INTO `t4` VALUES (82,2,6,'19:03:13','m','m'); +INSERT INTO `t4` VALUES (83,9,5,'10:54:27','i','i'); +INSERT INTO `t4` VALUES (84,4,0,'00:25:47','w','w'); +INSERT INTO `t4` VALUES (85,0,3,'08:44:27','f','f'); +INSERT INTO `t4` VALUES (86,0,1,'08:15:38','k','k'); +INSERT INTO `t4` VALUES (87,1,1,'19:56:21','v','v'); +INSERT INTO `t4` VALUES (88,119,147,'00:00:00','c','c'); +INSERT INTO `t4` VALUES (89,1,3,'20:50:52','y','y'); +INSERT INTO `t4` VALUES (90,7,3,'03:54:39','h','h'); +INSERT INTO `t4` VALUES (91,2,NULL,'23:58:17',NULL,NULL); +INSERT INTO `t4` VALUES (92,7,2,'12:54:58','t','t'); +INSERT INTO `t4` VALUES (93,2,1,'04:02:43','l','l'); +INSERT INTO `t4` VALUES (94,6,8,'11:31:12','a','a'); +INSERT INTO `t4` VALUES (95,4,8,'20:20:04','r','r'); +INSERT INTO `t4` VALUES (96,5,8,'00:22:24','s','s'); +INSERT INTO `t4` VALUES (97,7,0,'10:09:31','z','z'); +INSERT INTO `t4` VALUES (98,1,1,NULL,'j','j'); +INSERT INTO `t4` VALUES (99,7,8,'18:45:35','c','c'); +INSERT INTO `t4` VALUES (100,2,5,'11:49:25','f','f'); +CREATE TABLE `t1` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=21 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,NULL,2,'11:28:45','w','w'); +INSERT INTO `t1` VALUES (2,7,9,'20:25:14','m','m'); +INSERT INTO `t1` VALUES (3,9,3,'13:47:24','m','m'); +INSERT INTO `t1` VALUES (4,7,9,'19:24:11','k','k'); +INSERT INTO `t1` VALUES (5,4,NULL,'15:59:13','r','r'); +INSERT INTO `t1` VALUES (6,2,9,'00:00:00','t','t'); +INSERT INTO `t1` VALUES (7,6,3,'15:15:04','j','j'); +INSERT INTO `t1` VALUES (8,8,8,'11:32:06','u','u'); +INSERT INTO `t1` VALUES (9,NULL,8,'18:32:33','h','h'); +INSERT INTO `t1` VALUES (10,5,53,'15:19:25','o','o'); +INSERT INTO `t1` VALUES (11,NULL,0,'19:03:19',NULL,NULL); +INSERT INTO `t1` VALUES (12,6,5,'00:39:46','k','k'); +INSERT INTO `t1` VALUES (13,188,166,NULL,'e','e'); +INSERT INTO `t1` VALUES (14,2,3,'00:00:00','n','n'); +INSERT INTO `t1` VALUES (15,1,0,'13:12:11','t','t'); +INSERT INTO `t1` VALUES (16,1,1,'04:56:48','c','c'); +INSERT INTO `t1` VALUES (17,0,9,'19:56:05','m','m'); +INSERT INTO `t1` VALUES (18,9,5,'19:35:19','y','y'); +INSERT INTO `t1` VALUES (19,NULL,6,'05:03:03','f','f'); +INSERT INTO `t1` VALUES (20,4,2,'18:38:59','d','d'); +CREATE TABLE `t3` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO `t3` VALUES (10,8,8,'18:27:58',NULL,NULL); +CREATE TABLE `t5` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `col_int_nokey` int(11) DEFAULT NULL, + `col_int_key` int(11) DEFAULT NULL, + `col_time_key` time DEFAULT NULL, + `col_varchar_key` varchar(1) DEFAULT NULL, + `col_varchar_nokey` varchar(1) DEFAULT NULL, + PRIMARY KEY (`pk`), + KEY `col_int_key` (`col_int_key`), + KEY `col_time_key` (`col_time_key`), + KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +INSERT INTO `t5` VALUES (1,1,7,'01:13:38','f','f'); + + +SET @@optimizer_switch='subquery_cache=off'; + +/* cache is off */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; + +SET @@optimizer_switch='subquery_cache=on'; + +/* cache is on */ SELECT SQL_SMALL_RESULT MAX( DISTINCT table1 . `col_varchar_key` ) AS field1 , MIN( table1 . `col_varchar_nokey` ) AS field2 , COUNT( table1 . `col_varchar_key` ) AS field3 , table2 . `col_time_key` AS field4 , COUNT( DISTINCT table2 . `col_int_key` ) AS field5 , ( +SELECT MAX( SUBQUERY1_t2 . `col_int_nokey` ) AS SUBQUERY1_field1 +FROM ( t3 AS SUBQUERY1_t1 INNER JOIN t1 AS SUBQUERY1_t2 ON (SUBQUERY1_t2 . `col_varchar_key` = SUBQUERY1_t1 . `col_varchar_nokey` ) ) +WHERE SUBQUERY1_t2 . `pk` < SUBQUERY1_t2 . `pk` ) AS field6 , COUNT( table1 . `col_varchar_nokey` ) AS field7 , COUNT( table2 . `pk` ) AS field8 , ( +SELECT MAX( SUBQUERY2_t1 . `col_int_key` ) AS SUBQUERY2_field1 +FROM ( t5 AS SUBQUERY2_t1 LEFT JOIN t2 AS SUBQUERY2_t2 ON (SUBQUERY2_t2 . `col_int_key` = SUBQUERY2_t1 . `col_int_key` ) ) +WHERE SUBQUERY2_t2 . `col_varchar_nokey` != table1 . `col_varchar_key` OR SUBQUERY2_t1 . `col_varchar_nokey` >= 'o' ) AS field9 , CONCAT ( table1 . `col_varchar_key` , table2 . `col_varchar_nokey` ) AS field10 +FROM ( t4 AS table1 LEFT JOIN ( ( t1 AS table2 STRAIGHT_JOIN t1 AS table3 ON (table3 . `col_int_nokey` = table2 . `pk` ) ) ) ON (table3 . `col_varchar_key` = table2 . `col_varchar_key` ) ) +WHERE ( EXISTS ( +SELECT SUBQUERY3_t1 . `pk` AS SUBQUERY3_field1 +FROM ( t4 AS SUBQUERY3_t1 INNER JOIN t4 AS SUBQUERY3_t2 ON (SUBQUERY3_t2 . `col_varchar_key` = SUBQUERY3_t1 . `col_varchar_key` ) ) +WHERE SUBQUERY3_t1 . `col_int_key` > table3 . `pk` AND SUBQUERY3_t1 . `pk` != table3 . `pk` ) ) AND ( table1 . `pk` > 116 AND table1 . `pk` < ( 116 + 175 ) OR table1 . `pk` IN (251) ) OR table1 . `col_int_nokey` = table1 . `col_int_nokey` +GROUP BY field4, field6, field9, field10 +HAVING field10 = 'c' +; + +drop table t1,t2,t3,t4,t5; +set @@optimizer_switch= default; === modified file 'sql/item.cc' --- a/sql/item.cc 2010-07-10 10:37:30 +0000 +++ b/sql/item.cc 2010-07-29 11:13:48 +0000 @@ -6966,6 +6966,14 @@ } +Item* Item_cache_wrapper::get_tmp_table_item(THD *thd_arg) +{ + if (!orig_item->with_sum_func && !orig_item->const_item()) + return new Item_field(result_field); + return copy_or_same(thd_arg); +} + + /** Prepare referenced field then call usual Item_direct_ref::fix_fields . === modified file 'sql/item.h' --- a/sql/item.h 2010-07-10 10:37:30 +0000 +++ b/sql/item.h 2010-07-29 11:13:48 +0000 @@ -2624,6 +2624,7 @@ { save_val(result_field); } + Item* get_tmp_table_item(THD *thd_arg); /* Following methods make this item transparent as much as possible */