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
148
149
150
151
152
153
154
155
156
157
|
set names binary;
#
# Start of 5.5 tests
#
#
# Bug#54916 GROUP_CONCAT + IFNULL truncates output
#
SELECT @@collation_connection;
@@collation_connection
binary
CREATE TABLE t1 (a MEDIUMINT NULL) ENGINE=MYISAM;
INSERT INTO t1 VALUES (1234567);
SELECT GROUP_CONCAT(IFNULL(a,'')) FROM t1;
GROUP_CONCAT(IFNULL(a,''))
1234567
SELECT GROUP_CONCAT(IF(a,a,'')) FROM t1;
GROUP_CONCAT(IF(a,a,''))
1234567
SELECT GROUP_CONCAT(CASE WHEN a THEN a ELSE '' END) FROM t1;
GROUP_CONCAT(CASE WHEN a THEN a ELSE '' END)
1234567
SELECT COALESCE(a,'') FROM t1 GROUP BY 1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def COALESCE(a,'') 253 9 7 N 129 31 63
COALESCE(a,'')
1234567
# All columns must be VARCHAR(9) with the same length:
CREATE TABLE t2 AS
SELECT
CONCAT(a),
IFNULL(a,''),
IF(a,a,''),
CASE WHEN a THEN a ELSE '' END,
COALESCE(a,'')
FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`CONCAT(a)` varbinary(9) DEFAULT NULL,
`IFNULL(a,'')` varbinary(9) NOT NULL DEFAULT '',
`IF(a,a,'')` varbinary(9) DEFAULT NULL,
`CASE WHEN a THEN a ELSE '' END` varbinary(9) DEFAULT NULL,
`COALESCE(a,'')` varbinary(9) NOT NULL DEFAULT ''
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT CONCAT_WS(1,2,3) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`CONCAT_WS(1,2,3)` varbinary(6) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT INSERT(1133,3,0,22) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`INSERT(1133,3,0,22)` varbinary(8) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT LCASE(a) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`LCASE(a)` varbinary(9) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT UCASE(a) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`UCASE(a)` varbinary(9) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT REPEAT(1,2) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`REPEAT(1,2)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT LEFT(123,2) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`LEFT(123,2)` varbinary(2) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT RIGHT(123,2) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`RIGHT(123,2)` varbinary(2) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT LTRIM(123) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`LTRIM(123)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT RTRIM(123) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`RTRIM(123)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT ELT(1,111,222,333) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`ELT(1,111,222,333)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT REPLACE(111,2,3) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`REPLACE(111,2,3)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT SUBSTRING_INDEX(111,111,1) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`SUBSTRING_INDEX(111,111,1)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT MAKE_SET(111,222,3) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`MAKE_SET(111,222,3)` varbinary(7) NOT NULL DEFAULT ''
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT SOUNDEX(1) FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`SOUNDEX(1)` varbinary(4) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
CREATE TABLE t2 AS SELECT EXPORT_SET(1,'ST_Y','N','',8);
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`EXPORT_SET(1,'ST_Y','N','',8)` varbinary(256) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t2;
DROP TABLE t1;
#
# End of Bug#54916
#
#
# End of 5.5 tests
#
|
