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268be06874
for a query over an empty table right after its creation. The crash is the result of an attempt made by JOIN::optimize to evaluate the WHERE condition when no records have been actually read. The added test case can reproduce the crash only with InnoDB tables and only with 5.0.x.
185 lines
5.3 KiB
Text
185 lines
5.3 KiB
Text
drop table if exists t1,t2;
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create table t1 (
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c_id int(11) not null default '0',
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org_id int(11) default null,
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unique key contacts$c_id (c_id),
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key contacts$org_id (org_id)
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) engine=innodb;
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insert into t1 values
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(2,null),(120,null),(141,null),(218,7), (128,1),
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(151,2),(234,2),(236,2),(243,2),(255,2),(259,2),(232,3),(235,3),(238,3),
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(246,3),(253,3),(269,3),(285,3),(291,3),(293,3),(131,4),(230,4),(231,4);
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create table t2 (
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slai_id int(11) not null default '0',
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owner_tbl int(11) default null,
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owner_id int(11) default null,
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sla_id int(11) default null,
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inc_web int(11) default null,
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inc_email int(11) default null,
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inc_chat int(11) default null,
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inc_csr int(11) default null,
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inc_total int(11) default null,
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time_billed int(11) default null,
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activedate timestamp null default null,
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expiredate timestamp null default null,
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state int(11) default null,
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sla_set int(11) default null,
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unique key t2$slai_id (slai_id),
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key t2$owner_id (owner_id),
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key t2$sla_id (sla_id)
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) engine=innodb;
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insert into t2(slai_id, owner_tbl, owner_id, sla_id) values
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(1,3,1,1), (3,3,10,2), (4,3,3,6), (5,3,2,5), (6,3,8,3), (7,3,9,7),
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(8,3,6,8), (9,3,4,9), (10,3,5,10), (11,3,11,11), (12,3,7,12);
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flush tables;
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select si.slai_id
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from t1 c join t2 si on
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((si.owner_tbl = 3 and si.owner_id = c.org_id) or
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( si.owner_tbl = 2 and si.owner_id = c.c_id))
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where
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c.c_id = 218 and expiredate is null;
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slai_id
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12
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select * from t1 where org_id is null;
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c_id org_id
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2 NULL
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120 NULL
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141 NULL
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select si.slai_id
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from t1 c join t2 si on
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((si.owner_tbl = 3 and si.owner_id = c.org_id) or
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( si.owner_tbl = 2 and si.owner_id = c.c_id))
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where
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c.c_id = 218 and expiredate is null;
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slai_id
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12
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drop table t1, t2;
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CREATE TABLE t1 (a int, b int, KEY b (b)) Engine=InnoDB;
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CREATE TABLE t2 (a int, b int, PRIMARY KEY (a,b)) Engine=InnoDB;
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CREATE TABLE t3 (a int, b int, c int, PRIMARY KEY (a),
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UNIQUE KEY b (b,c), KEY a (a,b,c)) Engine=InnoDB;
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INSERT INTO t1 VALUES (1, 1);
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INSERT INTO t1 SELECT a + 1, b + 1 FROM t1;
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INSERT INTO t1 SELECT a + 2, b + 2 FROM t1;
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INSERT INTO t2 VALUES (1,1),(1,2),(1,3),(1,4),(1,5),(1,6),(1,7),(1,8);
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INSERT INTO t2 SELECT a + 1, b FROM t2;
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DELETE FROM t2 WHERE a = 1 AND b < 2;
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INSERT INTO t3 VALUES (1,1,1),(2,1,2);
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INSERT INTO t3 SELECT a + 2, a + 2, 3 FROM t3;
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INSERT INTO t3 SELECT a + 4, a + 4, 3 FROM t3;
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SELECT STRAIGHT_JOIN SQL_NO_CACHE t1.b, t1.a FROM t1, t3, t2 WHERE
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t3.a = t2.a AND t2.b = t1.a AND t3.b = 1 AND t3.c IN (1, 2)
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ORDER BY t1.b LIMIT 2;
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b a
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1 1
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2 2
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SELECT STRAIGHT_JOIN SQL_NO_CACHE t1.b, t1.a FROM t1, t3, t2 WHERE
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t3.a = t2.a AND t2.b = t1.a AND t3.b = 1 AND t3.c IN (1, 2)
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ORDER BY t1.b LIMIT 5;
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b a
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1 1
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2 2
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2 2
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3 3
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3 3
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DROP TABLE t1, t2, t3;
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CREATE TABLE `t1` (`id1` INT) ;
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INSERT INTO `t1` (`id1`) VALUES (1),(5),(2);
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CREATE TABLE `t2` (
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`id1` INT,
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`id2` INT NOT NULL,
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`id3` INT,
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`id4` INT NOT NULL,
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UNIQUE (`id2`,`id4`),
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KEY (`id1`)
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) ENGINE=InnoDB;
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INSERT INTO `t2`(`id1`,`id2`,`id3`,`id4`) VALUES
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(1,1,1,0),
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(1,1,2,1),
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(5,1,2,2),
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(6,1,2,3),
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(1,2,2,2),
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(1,2,1,1);
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SELECT `id1` FROM `t1` WHERE `id1` NOT IN (SELECT `id1` FROM `t2` WHERE `id2` = 1 AND `id3` = 2);
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id1
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2
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DROP TABLE t1, t2;
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DROP TABLE IF EXISTS t2, t1;
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CREATE TABLE t1 (i INT NOT NULL PRIMARY KEY) ENGINE= InnoDB;
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CREATE TABLE t2 (
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i INT NOT NULL,
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FOREIGN KEY (i) REFERENCES t1 (i) ON DELETE NO ACTION
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) ENGINE= InnoDB;
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INSERT INTO t1 VALUES (1);
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INSERT INTO t2 VALUES (1);
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DELETE IGNORE FROM t1 WHERE i = 1;
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Warnings:
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Error 1217 Cannot delete or update a parent row: a foreign key constraint fails
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SELECT * FROM t1, t2;
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i i
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1 1
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DROP TABLE t2, t1;
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flush status;
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create table t1 (c1 int) engine=innodb;
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handler t1 open;
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handler t1 read first;
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c1
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show /*!50002 GLOBAL */ status like 'Handler_rollback';
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Variable_name Value
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Handler_rollback 0
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drop table t1;
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CREATE TABLE t1(c1 TEXT, UNIQUE (c1(1)), cnt INT DEFAULT 1)
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ENGINE=INNODB CHARACTER SET UTF8;
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INSERT INTO t1 (c1) VALUES ('1a');
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SELECT * FROM t1;
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c1 cnt
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1a 1
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INSERT INTO t1 (c1) VALUES ('1b') ON DUPLICATE KEY UPDATE cnt=cnt+1;
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SELECT * FROM t1;
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c1 cnt
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1a 2
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DROP TABLE t1;
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CREATE TABLE t1(c1 VARCHAR(2), UNIQUE (c1(1)), cnt INT DEFAULT 1)
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ENGINE=INNODB CHARACTER SET UTF8;
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INSERT INTO t1 (c1) VALUES ('1a');
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SELECT * FROM t1;
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c1 cnt
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1a 1
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INSERT INTO t1 (c1) VALUES ('1b') ON DUPLICATE KEY UPDATE cnt=cnt+1;
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SELECT * FROM t1;
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c1 cnt
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1a 2
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DROP TABLE t1;
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CREATE TABLE t1(c1 CHAR(2), UNIQUE (c1(1)), cnt INT DEFAULT 1)
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ENGINE=INNODB CHARACTER SET UTF8;
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INSERT INTO t1 (c1) VALUES ('1a');
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SELECT * FROM t1;
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c1 cnt
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1a 1
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INSERT INTO t1 (c1) VALUES ('1b') ON DUPLICATE KEY UPDATE cnt=cnt+1;
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SELECT * FROM t1;
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c1 cnt
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1a 2
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DROP TABLE t1;
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CREATE TABLE t1 (
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a1 decimal(10,0) DEFAULT NULL,
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a2 blob,
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a3 time DEFAULT NULL,
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a4 blob,
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a5 char(175) DEFAULT NULL,
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a6 timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
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a7 tinyblob,
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INDEX idx (a6,a7(239),a5)
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) ENGINE=InnoDB;
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EXPLAIN SELECT a4 FROM t1 WHERE
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a6=NULL AND
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a4='UNcT5pIde4I6c2SheTo4gt92OV1jgJCVkXmzyf325R1DwLURkbYHwhydANIZMbKTgdcR5xS';
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
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EXPLAIN SELECT t1.a4 FROM t1, t1 t WHERE
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t.a6=t.a6 AND t1.a6=NULL AND
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t1.a4='UNcT5pIde4I6c2SheTo4gt92OV1jgJCVkXmzyf325R1DwLURkbYHwhydANIZMbKTgdcR5xS';
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
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DROP TABLE t1;
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End of 4.1 tests
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