blob: 2633c54a307a5de29c05effe3b3fe67314ce0748 (
plain)
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
|
DROP TABLE IF EXISTS table_11733 ;
grant CREATE, SELECT, DROP on *.* to test@localhost;
set global read_only=0;
create table table_11733 (a int) engine=InnoDb;
BEGIN;
insert into table_11733 values(11733);
set global read_only=1;
select @@global.read_only;
@@global.read_only
1
select * from table_11733 ;
a
11733
COMMIT;
ERROR HY000: The MySQL server is running with the --read-only option so it cannot execute this statement
set global read_only=0;
drop table table_11733 ;
drop user test@localhost;
GRANT CREATE, SELECT, DROP ON *.* TO test@localhost;
CREATE TABLE t1(a INT) ENGINE=INNODB;
INSERT INTO t1 VALUES (0), (1);
SET GLOBAL read_only=1;
SELECT * FROM t1;
a
0
1
BEGIN;
SELECT * FROM t1;
a
0
1
COMMIT;
SET GLOBAL read_only=0;
FLUSH TABLES WITH READ LOCK;
SELECT * FROM t1;
a
0
1
BEGIN;
SELECT * FROM t1;
a
0
1
COMMIT;
UNLOCK TABLES;
FLUSH STATUS;
# Expected 0 at the beginning of the test
show status like 'Opened_tables';
Variable_name Value
Opened_tables 0
connection con1;
lock table t1 write;
connection default;
set global read_only=1;
# Expected 1 as the slow_log was reopened
show status like 'Opened_tables';
Variable_name Value
Opened_tables 1
connection con1;
unlock tables;
connection default;
SET GLOBAL read_only=0;
# Expected 2 as the slow_log was reopened
show status like 'Opened_tables';
Variable_name Value
Opened_tables 2
UNLOCK TABLES;
DROP TABLE t1;
DROP USER test@localhost;
echo End of 5.1 tests
|
