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drop table if exists t1;
#
# Bug#56814 Explain + subselect + fulltext crashes server
#
CREATE TABLE t1(f1 VARCHAR(6) NOT NULL,FULLTEXT KEY(f1),UNIQUE(f1)) ENGINE = InnoDB;
INSERT INTO t1 VALUES ('test');
EXPLAIN SELECT 1 FROM t1
WHERE 1 > ALL((SELECT 1 FROM t1 JOIN t1 a ON (MATCH(t1.f1) AGAINST (""))
WHERE t1.f1 GROUP BY t1.f1));
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL f1_2 8 NULL 1 Using index
2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where
2 SUBQUERY a index NULL f1_2 8 NULL 1 Using index
PREPARE stmt FROM
'EXPLAIN SELECT 1 FROM t1
WHERE 1 > ALL((SELECT 1 FROM t1 RIGHT OUTER JOIN t1 a
ON (MATCH(t1.f1) AGAINST (""))
WHERE t1.f1 GROUP BY t1.f1))';
EXECUTE stmt;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL f1_2 8 NULL 1 Using index
2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where
2 SUBQUERY a index NULL f1_2 8 NULL 1 Using index
EXECUTE stmt;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL f1_2 8 NULL 1 Using index
2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where
2 SUBQUERY a index NULL f1_2 8 NULL 1 Using index
DEALLOCATE PREPARE stmt;
PREPARE stmt FROM
'EXPLAIN SELECT 1 FROM t1
WHERE 1 > ALL((SELECT 1 FROM t1 JOIN t1 a
ON (MATCH(t1.f1) AGAINST (""))
WHERE t1.f1 GROUP BY t1.f1))';
EXECUTE stmt;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL f1_2 8 NULL 1 Using index
2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where
2 SUBQUERY a index NULL f1_2 8 NULL 1 Using index
EXECUTE stmt;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL f1_2 8 NULL 1 Using index
2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where
2 SUBQUERY a index NULL f1_2 8 NULL 1 Using index
DEALLOCATE PREPARE stmt;
DROP TABLE t1;
drop table if exists t1;
CREATE TABLE t1 (
kodoboru varchar(10) default NULL,
obor tinytext,
aobor tinytext,
UNIQUE INDEX kodoboru (kodoboru),
FULLTEXT KEY obor (obor),
FULLTEXT KEY aobor (aobor)
) ENGINE = InnoDB;
drop table t1;
CREATE TABLE t1 (
kodoboru varchar(10) default NULL,
obor tinytext,
aobor tinytext,
UNIQUE INDEX kodoboru (kodoboru),
FULLTEXT KEY obor (obor)
) ENGINE = InnoDB;
INSERT INTO t1 VALUES ('0101000000','aaa','AAA');
INSERT INTO t1 VALUES ('0102000000','bbb','BBB');
INSERT INTO t1 VALUES ('0103000000','ccc','CCC');
INSERT INTO t1 VALUES ('0104000000','xxx','XXX');
select * from t1;
kodoboru obor aobor
0101000000 aaa AAA
0102000000 bbb BBB
0103000000 ccc CCC
0104000000 xxx XXX
drop table t1;
create table t1 (c1 varchar(1), c2 int, c3 int, c4 int, c5 int, c6 int,
c7 int, c8 int, c9 int, fulltext key (`c1`)) ENGINE = InnoDB;
select distinct match (`c1`) against ('z') , c2, c3, c4,c5, c6,c7, c8
from t1 where c9=1 order by c2, c2;
match (`c1`) against ('z') c2 c3 c4 c5 c6 c7 c8
drop table t1;
CREATE TABLE t1 (c1 int not null auto_increment primary key, c2 varchar(20), fulltext(c2)) ENGINE = InnoDB;
insert into t1 (c2) VALUES ('real Beer'),('Water'),('Kossu'),('Coca-Cola'),('Vodka'),('Wine'),('almost real Beer');
select * from t1 WHERE match (c2) against ('Beer');
c1 c2
1 real Beer
7 almost real Beer
CREATE VIEW v1 AS SELECT * from t1 WHERE match (c2) against ('Beer');
select * from v1;
c1 c2
1 real Beer
7 almost real Beer
drop view v1;
drop table t1;
create table t1 (mytext text, FULLTEXT (mytext)) ENGINE = InnoDB;
insert t1 values ('aaabbb');
check table t1;
Table Op Msg_type Msg_text
test.t1 check status OK
check table t1;
Table Op Msg_type Msg_text
test.t1 check status OK
drop table t1;
create table t1 (a varchar(10), fulltext key(a)) ENGINE = InnoDB;
insert into t1 values ('a');
select hex(concat(match (a) against ('a'))) from t1;
hex(concat(match (a) against ('a')))
30
create table t2 ENGINE = InnoDB as select concat(match (a) against ('a')) as a from t1;
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`a` varchar(23) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1
drop table t1, t2;
CREATE TABLE t1(a TEXT CHARSET ucs2 COLLATE ucs2_unicode_ci) ENGINE = InnoDB;
INSERT INTO t1 VALUES('abcd');
SELECT * FROM t1 WHERE MATCH(a) AGAINST ('+abcd' IN BOOLEAN MODE);
ERROR HY000: Can't find FULLTEXT index matching the column list
DROP TABLE t1;
create table t1 (a varchar(10), key(a), fulltext (a)) ENGINE = InnoDB;
insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
select * from t1 where a like "abc%";
a
abc
abcd
select * from t1 where a like "test%";
a
test
select * from t1 where a like "te_t";
a
test
select * from t1 where match a against ("te*" in boolean mode)+0;
a
drop table t1;
#
# Bug #49734: Crash on EXPLAIN EXTENDED UNION ... ORDER BY
# <any non-const-function>
#
CREATE TABLE t1 (a VARCHAR(10), FULLTEXT KEY a (a)) ENGINE = InnoDB;
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (b INT) ENGINE = InnoDB;
INSERT INTO t2 VALUES (1),(2);
# Should not crash
EXPLAIN EXTENDED
SELECT * FROM t1 UNION SELECT * FROM t1 ORDER BY a + 12;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 UNION t1 ALL NULL NULL NULL NULL 2 100.00
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL NULL Using filesort
Warnings:
Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` union /* select#2 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` order by `a` + 12
# Should not crash
SELECT * FROM t1 UNION SELECT * FROM t1 ORDER BY a + 12;
a
1
2
# Should not crash
EXPLAIN EXTENDED
SELECT * FROM t1 UNION SELECT * FROM t1
ORDER BY MATCH(a) AGAINST ('+abc' IN BOOLEAN MODE);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 UNION t1 ALL NULL NULL NULL NULL 2 100.00
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL NULL Using filesort
Warnings:
Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` union /* select#2 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` order by (match `a` against ('+abc' in boolean mode))
# Should not crash
SELECT * FROM t1 UNION SELECT * FROM t1
ORDER BY MATCH(a) AGAINST ('+abc' IN BOOLEAN MODE);
a
1
2
# Should not crash
EXPLAIN EXTENDED
SELECT * FROM t1 UNION SELECT * FROM t1
ORDER BY (SELECT a FROM t2 WHERE b = 12);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 UNION t1 ALL NULL NULL NULL NULL 2 100.00
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL NULL Using filesort
3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1276 Field or reference 'a' of SELECT #3 was resolved in SELECT #-1
Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` union /* select#2 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` order by <expr_cache><`a`>((/* select#3 */ select `a` from `test`.`t2` where `test`.`t2`.`b` = 12))
# Should not crash
SELECT * FROM t1 UNION SELECT * FROM t1
ORDER BY (SELECT a FROM t2 WHERE b = 12);
# Should not crash
SELECT * FROM t2 UNION SELECT * FROM t2
ORDER BY (SELECT * FROM t1 WHERE MATCH(a) AGAINST ('+abc' IN BOOLEAN MODE));
b
1
2
DROP TABLE t1,t2;
End of 5.1 tests
|
