1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
#
# Test of problem with CONCAT_WS() and long separators.
#
--disable_warnings
DROP TABLE IF EXISTS t1;
DROP PROCEDURE IF EXISTS p1;
--enable_warnings
CREATE TABLE t1 ( number INT NOT NULL, alpha CHAR(6) NOT NULL );
INSERT INTO t1 VALUES (1413006,'idlfmv'),
(1413065,'smpsfz'),(1413127,'sljrhx'),(1413304,'qerfnd');
SELECT number, alpha, CONCAT_WS('<---->',number,alpha) AS new
FROM t1 GROUP BY number;
SELECT CONCAT_WS('<---->',number,alpha) AS new
FROM t1 GROUP BY new LIMIT 1;
SELECT number, alpha, CONCAT_WS('<->',number,alpha) AS new
FROM t1 GROUP BY new LIMIT 1;
SELECT number, alpha, CONCAT_WS('-',number,alpha,alpha,alpha,alpha,alpha,alpha,alpha) AS new
FROM t1 GROUP BY new LIMIT 1;
SELECT number, alpha, CONCAT_WS('<------------------>',number,alpha) AS new
FROM t1 GROUP BY new LIMIT 1;
drop table t1;
#
# Bug #5540: a problem with double type
#
create table t1 (a char(4), b double, c date, d tinyint(4));
insert into t1 values ('AAAA', 105, '2003-03-01', 1);
select * from t1 where concat(A,C,B,D) = 'AAAA2003-03-011051';
drop table t1;
# BUG#6825
select 'a' union select concat('a', -4);
select 'a' union select concat('a', -4.5);
select 'a' union select concat('a', -(4 + 1));
select 'a' union select concat('a', 4 - 5);
select 'a' union select concat('a', -'3');
select 'a' union select concat('a', -concat('3',4));
select 'a' union select concat('a', -0);
--replace_result a-0.0 a0.0
select 'a' union select concat('a', -0.0);
--replace_result a-0.0000 a0.0000
select 'a' union select concat('a', -0.0000);
#
# Bug#16716: subselect in concat() may lead to a wrong result
#
select concat((select x from (select 'a' as x) as t1 ),
(select y from (select 'b' as y) as t2 )) from (select 1 union select 2 )
as t3;
# End of 4.1 tests
#
# Bug#15962: CONCAT() in UNION may lead to a data trucation.
#
create table t1(f1 varchar(6)) charset=utf8;
insert into t1 values ("123456");
select concat(f1, 2) a from t1 union select 'x' a from t1;
drop table t1;
#
# Bug #36488: regexp returns false matches, concatenating with previous rows
#
CREATE TABLE t1 (c1 varchar(100), c2 varchar(100));
INSERT INTO t1 VALUES ('',''), ('','First'), ('Random','Random');
SELECT * FROM t1 WHERE CONCAT(c1,' ',c2) REGEXP 'First.*';
DROP TABLE t1;
--echo # End of 5.0 tests
--echo #
--echo # Bug #44743: Join in combination with concat does not always work
--echo #
CREATE TABLE t1 (
a VARCHAR(100) NOT NULL DEFAULT '0',
b VARCHAR(2) NOT NULL DEFAULT '',
c VARCHAR(2) NOT NULL DEFAULT '',
d TEXT NOT NULL,
PRIMARY KEY (a, b, c),
KEY (a)
) DEFAULT CHARSET=utf8;
INSERT INTO t1 VALUES ('gui_A', 'a', 'b', 'str1'),
('gui_AB', 'a', 'b', 'str2'), ('gui_ABC', 'a', 'b', 'str3');
CREATE TABLE t2 (
a VARCHAR(100) NOT NULL DEFAULT '',
PRIMARY KEY (a)
) DEFAULT CHARSET=latin1;
INSERT INTO t2 VALUES ('A'), ('AB'), ('ABC');
SELECT CONCAT('gui_', t2.a), t1.d FROM t2
LEFT JOIN t1 ON t1.a = CONCAT('gui_', t2.a) AND t1.b = 'a' AND t1.c = 'b';
EXPLAIN SELECT CONCAT('gui_', t2.a), t1.d FROM t2
LEFT JOIN t1 ON t1.a = CONCAT('gui_', t2.a) AND t1.b = 'a' AND t1.c = 'b';
DROP TABLE t1, t2;
--echo #
--echo # Bug #50096: CONCAT_WS inside procedure returning wrong data
--echo #
CREATE PROCEDURE p1(a varchar(255), b int, c int)
SET @query = CONCAT_WS(",", a, b, c);
CALL p1("abcde", "0", "1234");
SELECT @query;
DROP PROCEDURE p1;
--echo #
--echo # Bug #40625: Concat fails on DOUBLE values in a Stored Procedure,
--echo # while DECIMAL works
--echo #
DELIMITER //;
CREATE PROCEDURE p1()
BEGIN
DECLARE v1 DOUBLE(10,3);
SET v1= 100;
SET @s = CONCAT('########################################', 40 , v1);
SELECT @s;
END;//
DELIMITER ;//
CALL p1();
CALL p1();
DROP PROCEDURE p1;
--echo # End of 5.1 tests
|