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
|
stop slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
reset master;
reset slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
start slave;
reset master;
SET @save_select_limit=@@session.sql_select_limit;
SET @@session.sql_select_limit=10, @@session.pseudo_thread_id=100;
ERROR HY000: Access denied; you need the SUPER privilege for this operation
SELECT @@session.sql_select_limit = @save_select_limit;
@@session.sql_select_limit = @save_select_limit
1
SET @@session.sql_select_limit=10, @@session.sql_log_bin=0;
ERROR HY000: Access denied; you need the SUPER privilege for this operation
SELECT @@session.sql_select_limit = @save_select_limit;
@@session.sql_select_limit = @save_select_limit
1
SET @@session.pseudo_thread_id=100;
SET @@session.pseudo_thread_id=connection_id();
SET @@session.sql_log_bin=0;
SET @@session.sql_log_bin=1;
drop table if exists t1,t2;
create table t1(f int);
create table t2(f int);
insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
create temporary table t3(f int);
insert into t3 select * from t1 where f<6;
create temporary table t3(f int);
insert into t2 select count(*) from t3;
insert into t3 select * from t1 where f>=4;
drop temporary table t3;
insert into t2 select count(*) from t3;
drop temporary table t3;
select * from t2;
f
5
7
show binlog events;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 4 Start 1 4 Server ver: VERSION, Binlog ver: 3
master-bin.000001 79 Query 1 79 use `test`; drop table if exists t1,t2
master-bin.000001 140 Query 1 140 use `test`; create table t1(f int)
master-bin.000001 197 Query 1 197 use `test`; create table t2(f int)
master-bin.000001 254 Query 1 254 use `test`; insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10)
master-bin.000001 351 Query 1 351 use `test`; create temporary table t3(f int)
master-bin.000001 418 Query 1 418 use `test`; insert into t3 select * from t1 where f<6
master-bin.000001 494 Query 1 494 use `test`; create temporary table t3(f int)
master-bin.000001 561 Query 1 561 use `test`; insert into t2 select count(*) from t3
master-bin.000001 634 Query 1 634 use `test`; insert into t3 select * from t1 where f>=4
master-bin.000001 711 Query 1 711 use `test`; drop temporary table t3
master-bin.000001 769 Query 1 769 use `test`; insert into t2 select count(*) from t3
master-bin.000001 842 Query 1 842 use `test`; drop temporary table t3
drop table t1, t2;
use test;
SET TIMESTAMP=1040323920;
create table t1(f int);
SET TIMESTAMP=1040323931;
create table t2(f int);
SET TIMESTAMP=1040323938;
insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
SET TIMESTAMP=1040323945;
SET @@session.pseudo_thread_id=1;
create temporary table t3(f int);
SET TIMESTAMP=1040323952;
SET @@session.pseudo_thread_id=1;
insert into t3 select * from t1 where f<6;
SET TIMESTAMP=1040324145;
SET @@session.pseudo_thread_id=2;
create temporary table t3(f int);
SET TIMESTAMP=1040324186;
SET @@session.pseudo_thread_id=1;
insert into t2 select count(*) from t3;
SET TIMESTAMP=1040324200;
SET @@session.pseudo_thread_id=2;
insert into t3 select * from t1 where f>=4;
SET TIMESTAMP=1040324211;
SET @@session.pseudo_thread_id=1;
drop temporary table t3;
SET TIMESTAMP=1040324219;
SET @@session.pseudo_thread_id=2;
insert into t2 select count(*) from t3;
SET TIMESTAMP=1040324224;
SET @@session.pseudo_thread_id=2;
drop temporary table t3;
select * from t2;
f
5
7
drop table t1,t2;
create temporary table t3 (f int);
set @@session.pseudo_thread_id=100;
create temporary table t101 (id int);
create temporary table t102 (id int);
set @@session.pseudo_thread_id=200;
create temporary table t201 (id int);
create temporary table `t``201` (id int);
create temporary table `#sql_not_user_table202` (id int);
set @@session.pseudo_thread_id=300;
create temporary table t301 (id int);
create temporary table t302 (id int);
create temporary table `#sql_not_user_table303` (id int);
create table t1(f int);
insert into t1 values (1);
select * from t1 /* must be 1 */;
f
1
drop table t1;
select * from t1;
a
1
drop table t1;
|
