mirror of
https://github.com/MariaDB/server.git
synced 2025-10-31 15:50:51 +03:00
172 lines
4.6 KiB
Plaintext
172 lines
4.6 KiB
Plaintext
set @save_ext_key_optimizer_switch=@@optimizer_switch;
|
|
#
|
|
# MDEV-3992 Server crash or valgrind errors in test_if_skip_sort_order/test_if_cheaper_ordering
|
|
# on GROUP BY with indexes on InnoDB table
|
|
#
|
|
CREATE TABLE t1 (
|
|
pk INT PRIMARY KEY,
|
|
a VARCHAR(1) NOT NULL,
|
|
KEY (pk)
|
|
) ENGINE=InnoDB;
|
|
set optimizer_switch='extended_keys=on';
|
|
INSERT INTO t1 VALUES (1,'a'),(2,'b');
|
|
EXPLAIN
|
|
SELECT COUNT(*), pk field1, pk AS field2
|
|
FROM t1 WHERE a = 'r' OR pk = 183
|
|
GROUP BY field1, field2;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 index PRIMARY,pk PRIMARY 4 NULL 2 Using where
|
|
SELECT COUNT(*), pk field1, pk AS field2
|
|
FROM t1 WHERE a = 'r' OR pk = 183
|
|
GROUP BY field1, field2;
|
|
COUNT(*) field1 field2
|
|
EXPLAIN
|
|
SELECT COUNT(*), pk field1 FROM t1
|
|
WHERE a = 'r' OR pk = 183 GROUP BY field1, field1;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 index PRIMARY,pk PRIMARY 4 NULL 2 Using where
|
|
SELECT COUNT(*), pk field1 FROM t1
|
|
WHERE a = 'r' OR pk = 183 GROUP BY field1, field1;
|
|
COUNT(*) field1
|
|
drop table t1;
|
|
set optimizer_switch=@save_ext_key_optimizer_switch;
|
|
#
|
|
# MDEV-4002 Server crash or valgrind errors in Item_func_group_concat::setup and Item_func_group_concat::add
|
|
#
|
|
CREATE TABLE t1 (
|
|
pk INT NOT NULL PRIMARY KEY,
|
|
d1 DOUBLE,
|
|
d2 DOUBLE,
|
|
i INT NOT NULL DEFAULT '0',
|
|
KEY (i)
|
|
) ENGINE=InnoDB;
|
|
INSERT INTO t1 VALUES (1,1.0,1.1,1),(2,2.0,2.2,2);
|
|
PREPARE stmt FROM "
|
|
SELECT DISTINCT i, GROUP_CONCAT( d1, d2 ORDER BY d1, d2 )
|
|
FROM t1 a1 NATURAL JOIN t1 a2 GROUP BY i WITH ROLLUP
|
|
";
|
|
EXECUTE stmt;
|
|
i GROUP_CONCAT( d1, d2 ORDER BY d1, d2 )
|
|
1 11.1
|
|
2 22.2
|
|
NULL 11.1,22.2
|
|
EXECUTE stmt;
|
|
i GROUP_CONCAT( d1, d2 ORDER BY d1, d2 )
|
|
1 11.1
|
|
2 22.2
|
|
NULL 11.1,22.2
|
|
DROP TABLE t1;
|
|
End of 5.5 tests
|
|
#
|
|
# MDEV-5719: Wrong result with GROUP BY and LEFT OUTER JOIN
|
|
#
|
|
CREATE TABLE t1 (oidGroup INT, oid INT PRIMARY KEY)ENGINE=INNODB;
|
|
INSERT INTO t1 VALUES (1,1),(1,2),(1,3),(1,4);
|
|
CREATE TABLE t2 (oid INT PRIMARY KEY)ENGINE=INNODB;
|
|
INSERT INTO t2 VALUES (3);
|
|
SELECT a.oidGroup, a.oid, b.oid FROM t1 a LEFT JOIN t2 b ON
|
|
a.oid=b.oid WHERE a.oidGroup=1;
|
|
oidGroup oid oid
|
|
1 1 NULL
|
|
1 2 NULL
|
|
1 3 3
|
|
1 4 NULL
|
|
SELECT a.oidGroup, a.oid, b.oid FROM t1 a LEFT JOIN t2 b ON
|
|
a.oid=b.oid WHERE a.oidGroup=1 GROUP BY a.oid;
|
|
oidGroup oid oid
|
|
1 1 NULL
|
|
1 2 NULL
|
|
1 3 3
|
|
1 4 NULL
|
|
DROP TABLE t1, t2;
|
|
#
|
|
# MDEV-7193: Incorrect Query Result (MySQL Bug 68897) in MariaDB 10.0.14
|
|
# (fixed by MDEV-5719)
|
|
#
|
|
CREATE TABLE `t1` (
|
|
`param` int(11) NOT NULL,
|
|
`idx` int(11) NOT NULL,
|
|
`text` varchar(255) default NULL,
|
|
PRIMARY KEY (`param`,`idx`)
|
|
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
|
|
INSERT INTO `t1` (`param`, `idx`, `text`) VALUES
|
|
(1, 0, 'select'),
|
|
(1, 1, 'Kabel mit Stecker 5-polig'),
|
|
(1, 2, 'Kabel ohne Stecker'),
|
|
(2, 0, 'number'),
|
|
(2, 1, '22'),
|
|
(2, 2, '25');
|
|
CREATE TABLE `t2` (
|
|
`id` int PRIMARY KEY
|
|
);
|
|
INSERT INTO t2 VALUES (1),(2),(3),(4);
|
|
SELECT t2.id AS id, T.text AS xtext,GROUP_CONCAT(T3.text) AS optionen
|
|
FROM t2
|
|
LEFT JOIN t1 AS T ON(T.param=t2.id AND T.idx=0 )
|
|
LEFT JOIN t1 AS T3 ON(T3.param=t2.id AND T3.idx>0 )
|
|
GROUP BY t2.id
|
|
ORDER BY id ASC;
|
|
id xtext optionen
|
|
1 select Kabel mit Stecker 5-polig,Kabel ohne Stecker
|
|
2 number 22,25
|
|
3 NULL NULL
|
|
4 NULL NULL
|
|
SELECT t2.id AS id, T.text AS xtext,GROUP_CONCAT(T3.text) AS optionen
|
|
FROM t2
|
|
LEFT JOIN t1 AS T ON(T.param=t2.id AND T.idx=0 )
|
|
LEFT JOIN t1 AS T3 ON(T3.param=t2.id AND T3.idx>0 )
|
|
GROUP BY t2.id
|
|
ORDER BY id DESC;
|
|
id xtext optionen
|
|
4 NULL NULL
|
|
3 NULL NULL
|
|
2 number 22,25
|
|
1 select Kabel mit Stecker 5-polig,Kabel ohne Stecker
|
|
DROP TABLE t1, t2;
|
|
#
|
|
# MDEV-11162: Assertion `num_records == m_idx_array.size()' failed in Filesort_buffer::alloc_sort_buffer(uint, uint)
|
|
#
|
|
CREATE TABLE t1 (i INT) ENGINE=InnoDB;
|
|
SELECT ( SELECT DISTINCT GROUP_CONCAT(SLEEP(0)) FROM t1 GROUP BY i );
|
|
( SELECT DISTINCT GROUP_CONCAT(SLEEP(0)) FROM t1 GROUP BY i )
|
|
NULL
|
|
SELECT i FROM t1 order by i LIMIT 1;
|
|
i
|
|
DROP TABLE t1;
|
|
# Port of testcase:
|
|
#
|
|
# Bug#20819199 ASSERTION FAILED IN TEST_IF_SKIP_SORT_ORDER
|
|
#
|
|
CREATE TABLE t0 ( a INT );
|
|
INSERT INTO t0 VALUES (1), (2), (3), (4), (5), (6), (7), (8), (9), (10);
|
|
CREATE TABLE t1 (
|
|
pk INT NOT NULL AUTO_INCREMENT,
|
|
a INT,
|
|
b INT,
|
|
PRIMARY KEY (pk),
|
|
KEY idx1 (a),
|
|
KEY idx2 (b, a),
|
|
KEY idx3 (a, b)
|
|
) ENGINE = InnoDB;
|
|
INSERT INTO t1 (a, b) SELECT t01.a, t02.a FROM t0 t01, t0 t02;
|
|
ANALYZE TABLE t1;
|
|
Table Op Msg_type Msg_text
|
|
test.t1 analyze status OK
|
|
EXPLAIN SELECT DISTINCT a, MAX(b) FROM t1 WHERE a >= 0 GROUP BY a,a;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE t1 range idx1,idx3 idx3 5 NULL 100 Using where; Using index
|
|
SELECT DISTINCT a, MAX(b) FROM t1 WHERE a >= 0 GROUP BY a,a;
|
|
a MAX(b)
|
|
1 10
|
|
2 10
|
|
3 10
|
|
4 10
|
|
5 10
|
|
6 10
|
|
7 10
|
|
8 10
|
|
9 10
|
|
10 10
|
|
DROP TABLE t0, t1;
|
|
# End of tests
|