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
|
drop table if exists t1, t2;
Warnings:
Note 1051 Unknown table 't1'
Note 1051 Unknown table 't2'
SET SQL_WARNINGS=1;
create table t1 (a int);
insert into t1 values (1);
insert into t1 values ("hej");
Warnings:
Warning 1264 Data truncated for column 'a' at row 1
insert into t1 values ("hej"),("då");
Warnings:
Warning 1264 Data truncated for column 'a' at row 1
Warning 1264 Data truncated for column 'a' at row 2
set SQL_WARNINGS=1;
insert into t1 values ("hej");
Warnings:
Warning 1264 Data truncated for column 'a' at row 1
insert into t1 values ("hej"),("då");
Warnings:
Warning 1264 Data truncated for column 'a' at row 1
Warning 1264 Data truncated for column 'a' at row 2
drop table t1;
set SQL_WARNINGS=0;
drop temporary table if exists not_exists;
Warnings:
Note 1051 Unknown table 'not_exists'
drop table if exists not_exists_table;
Warnings:
Note 1051 Unknown table 'not_exists_table'
show warnings limit 1;
Level Code Message
Note 1051 Unknown table 'not_exists_table'
drop database if exists not_exists_db;
Warnings:
Note 1008 Can't drop database 'not_exists_db'; database doesn't exist
show count(*) warnings;
@@session.warning_count
1
create table t1(id int);
create table if not exists t1(id int);
select @@warning_count;
@@warning_count
0
drop table t1;
create table t1(a tinyint, b int not null, c date, d char(5));
load data infile '../../std_data/warnings_loaddata.dat' into table t1 fields terminated by ',';
Warnings:
Warning 1262 Data truncated, NULL supplied to NOT NULL column 'b' at row 2
Warning 1264 Data truncated for column 'd' at row 3
Warning 1264 Data truncated for column 'c' at row 4
Warning 1260 Record count is fewer than the column count at row 5
Warning 1264 Data truncated for column 'b' at row 6
Warning 1261 Record count is more than the column count at row 7
Warning 1263 Data truncated, out of range for column 'a' at row 8
select @@warning_count;
@@warning_count
7
drop table t1;
create table t1(a tinyint NOT NULL, b tinyint unsigned, c char(5));
insert into t1 values(NULL,100,'mysql'),(10,-1,'mysql ab'),(500,256,'open source'),(20,NULL,'test');
Warnings:
Warning 1262 Data truncated, NULL supplied to NOT NULL column 'a' at row 1
Warning 1263 Data truncated, out of range for column 'b' at row 2
Warning 1264 Data truncated for column 'c' at row 2
Warning 1263 Data truncated, out of range for column 'a' at row 3
Warning 1263 Data truncated, out of range for column 'b' at row 3
Warning 1264 Data truncated for column 'c' at row 3
alter table t1 modify c char(4);
Warnings:
Warning 1264 Data truncated for column 'c' at row 1
Warning 1264 Data truncated for column 'c' at row 2
alter table t1 add d char(2);
update t1 set a=NULL where a=10;
Warnings:
Warning 1262 Data truncated, NULL supplied to NOT NULL column 'a' at row 2
update t1 set c='mysql ab' where c='test';
Warnings:
Warning 1264 Data truncated for column 'c' at row 4
update t1 set d=c;
Warnings:
Warning 1264 Data truncated for column 'd' at row 1
Warning 1264 Data truncated for column 'd' at row 2
Warning 1264 Data truncated for column 'd' at row 3
Warning 1264 Data truncated for column 'd' at row 4
create table t2(a tinyint NOT NULL, b char(3));
insert into t2 select b,c from t1;
Warnings:
Warning 1264 Data truncated for column 'b' at row 1
Warning 1264 Data truncated for column 'b' at row 2
Warning 1264 Data truncated for column 'b' at row 3
Warning 1262 Data truncated, NULL supplied to NOT NULL column 'a' at row 4
Warning 1264 Data truncated for column 'b' at row 4
insert into t2(b) values('mysqlab');
Warnings:
Warning 1264 Data truncated for column 'b' at row 1
set sql_warnings=1;
insert into t2(b) values('mysqlab');
Warnings:
Warning 1264 Data truncated for column 'b' at row 1
set sql_warnings=0;
drop table t1, t2;
create table t1(a char(10));
alter table t1 add b char;
set max_error_count=10;
update t1 set b=a;
Warnings:
Warning 1264 Data truncated for column 'b' at row 1
Warning 1264 Data truncated for column 'b' at row 2
Warning 1264 Data truncated for column 'b' at row 3
Warning 1264 Data truncated for column 'b' at row 4
Warning 1264 Data truncated for column 'b' at row 5
Warning 1264 Data truncated for column 'b' at row 6
Warning 1264 Data truncated for column 'b' at row 7
Warning 1264 Data truncated for column 'b' at row 8
Warning 1264 Data truncated for column 'b' at row 9
Warning 1264 Data truncated for column 'b' at row 10
select @@warning_count;
@@warning_count
50
drop table t1;
create table t1 (id int) type=isam;
Warnings:
Warning 1265 Using storage engine MYISAM for table 't1'
alter table t1 type=isam;
Warnings:
Warning 1265 Using storage engine MYISAM for table 't1'
drop table t1;
|
