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
|
drop tables if exists t1, t2;
drop view if exists v1;
delete from mysql.user where user like 'mysqltest\_%';
delete from mysql.db where user like 'mysqltest\_%';
delete from mysql.tables_priv where user like 'mysqltest\_%';
delete from mysql.columns_priv where user like 'mysqltest\_%';
flush privileges;
create table t1 (a int, b datetime);
create table t2 (c int, d datetime);
grant all privileges on test.* to mysqltest_1@localhost;
show grants for current_user();
Grants for mysqltest_1@localhost
GRANT USAGE ON *.* TO 'mysqltest_1'@'localhost'
GRANT ALL PRIVILEGES ON `test`.* TO 'mysqltest_1'@'localhost'
set time_zone= '+00:00';
set time_zone= 'Europe/Moscow';
select convert_tz('2004-10-21 19:00:00', 'Europe/Moscow', 'UTC');
convert_tz('2004-10-21 19:00:00', 'Europe/Moscow', 'UTC')
2004-10-21 15:00:00
select convert_tz(b, 'Europe/Moscow', 'UTC') from t1;
convert_tz(b, 'Europe/Moscow', 'UTC')
update t1, t2 set t1.b = convert_tz('2004-10-21 19:00:00', 'Europe/Moscow', 'UTC')
where t1.a = t2.c and t2.d = (select max(d) from t2);
select * from mysql.time_zone_name;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for table 'time_zone_name'
select Name, convert_tz('2004-10-21 19:00:00', Name, 'UTC') from mysql.time_zone_name;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for table 'time_zone_name'
delete from mysql.db where user like 'mysqltest\_%';
flush privileges;
grant all privileges on test.t1 to mysqltest_1@localhost;
grant all privileges on test.t2 to mysqltest_1@localhost;
show grants for current_user();
Grants for mysqltest_1@localhost
GRANT USAGE ON *.* TO 'mysqltest_1'@'localhost'
GRANT ALL PRIVILEGES ON `test`.`t2` TO 'mysqltest_1'@'localhost'
GRANT ALL PRIVILEGES ON `test`.`t1` TO 'mysqltest_1'@'localhost'
set time_zone= '+00:00';
set time_zone= 'Europe/Moscow';
select convert_tz('2004-11-31 12:00:00', 'Europe/Moscow', 'UTC');
convert_tz('2004-11-31 12:00:00', 'Europe/Moscow', 'UTC')
NULL
Warnings:
Warning 1292 Truncated incorrect datetime value: '2004-11-31 12:00:00'
select convert_tz(b, 'Europe/Moscow', 'UTC') from t1;
convert_tz(b, 'Europe/Moscow', 'UTC')
update t1, t2 set t1.b = convert_tz('2004-11-30 12:00:00', 'Europe/Moscow', 'UTC')
where t1.a = t2.c and t2.d = (select max(d) from t2);
select * from mysql.time_zone_name;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for table 'time_zone_name'
select Name, convert_tz('2004-11-30 12:00:00', Name, 'UTC') from mysql.time_zone_name;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for table 'time_zone_name'
drop table t1, t2;
create table t1 (a int, b datetime);
create table t2 (a int, b varchar(40));
update t1 set b = '2005-01-01 10:00';
update t1 set b = convert_tz(b, 'UTC', 'UTC');
update t1 join t2 on (t1.a = t2.a) set t1.b = '2005-01-01 10:00' where t2.b = 'foo';
update t1 join t2 on (t1.a = t2.a) set t1.b = convert_tz('2005-01-01 10:00','UTC','UTC') where t2.b = 'foo';
delete from mysql.user where user like 'mysqltest\_%';
delete from mysql.db where user like 'mysqltest\_%';
delete from mysql.tables_priv where user like 'mysqltest\_%';
flush privileges;
drop table t1, t2;
create table t1 (a int, b datetime);
insert into t1 values (1, 20010101000000), (2, 20020101000000);
grant all privileges on test.* to mysqltest_1@localhost;
create view v1 as select a, convert_tz(b, 'UTC', 'Europe/Moscow') as lb from t1;
select * from v1;
a lb
1 2001-01-01 03:00:00
2 2002-01-01 03:00:00
select * from v1, mysql.time_zone;
ERROR 42000: SELECT command denied to user 'mysqltest_1'@'localhost' for table 'time_zone'
drop view v1;
create view v1 as select a, convert_tz(b, 'UTC', 'Europe/Moscow') as lb from t1, mysql.time_zone;
ERROR 42000: ANY command denied to user 'mysqltest_1'@'localhost' for table 'time_zone'
drop table t1;
drop user mysqltest_1@localhost;
|
