|
1
by brian
clean slate |
1 |
# Establish connection con1 (user=root)
|
2 |
# Establish connection con2 (user=root)
|
|
3 |
drop table if exists t1,t2;
|
|
4 |
# Switch to connection con1
|
|
5 |
create table t1 (id integer, x integer) engine = InnoDB;
|
|
6 |
insert into t1 values(0, 0);
|
|
7 |
set autocommit=0;
|
|
8 |
SELECT * from t1 where id = 0 FOR UPDATE;
|
|
9 |
id x
|
|
10 |
0 0
|
|
11 |
# Switch to connection con2
|
|
12 |
set autocommit=0;
|
|
13 |
update t1 set x=2 where id = 0;
|
|
14 |
# Switch to connection con1
|
|
15 |
update t1 set x=1 where id = 0;
|
|
16 |
select * from t1;
|
|
17 |
id x
|
|
18 |
0 1
|
|
19 |
commit;
|
|
20 |
# Switch to connection con2
|
|
21 |
commit;
|
|
22 |
# Switch to connection con1
|
|
23 |
select * from t1;
|
|
24 |
id x
|
|
25 |
0 2
|
|
26 |
commit;
|
|
27 |
drop table t1;
|
|
28 |
# Switch to connection con1
|
|
29 |
create table t1 (id integer, x integer) engine = InnoDB;
|
|
30 |
create table t2 (b integer, a integer) engine = InnoDB;
|
|
31 |
insert into t1 values(0, 0), (300, 300);
|
|
32 |
insert into t2 values(0, 10), (1, 20), (2, 30);
|
|
33 |
commit;
|
|
34 |
set autocommit=0;
|
|
35 |
select * from t2;
|
|
36 |
b a
|
|
37 |
0 10
|
|
38 |
1 20
|
|
39 |
2 30
|
|
40 |
update t2 set a=100 where b=(SELECT x from t1 where id = b FOR UPDATE);
|
|
41 |
select * from t2;
|
|
42 |
b a
|
|
43 |
0 100
|
|
44 |
1 20
|
|
45 |
2 30
|
|
46 |
select * from t1;
|
|
47 |
id x
|
|
48 |
0 0
|
|
49 |
300 300
|
|
50 |
# Switch to connection con2
|
|
51 |
set autocommit=0;
|
|
52 |
update t1 set x=2 where id = 0;
|
|
53 |
# Switch to connection con1
|
|
54 |
update t1 set x=1 where id = 0;
|
|
55 |
select * from t1;
|
|
56 |
id x
|
|
57 |
0 1
|
|
58 |
300 300
|
|
59 |
commit;
|
|
60 |
# Switch to connection con2
|
|
61 |
commit;
|
|
62 |
# Switch to connection con1
|
|
63 |
select * from t1;
|
|
64 |
id x
|
|
65 |
0 2
|
|
66 |
300 300
|
|
67 |
commit;
|
|
68 |
drop table t1, t2;
|
|
69 |
create table t1 (id integer, x integer) engine = InnoDB;
|
|
70 |
create table t2 (b integer, a integer) engine = InnoDB;
|
|
71 |
insert into t1 values(0, 0), (300, 300);
|
|
72 |
insert into t2 values(0, 0), (1, 20), (2, 30);
|
|
73 |
commit;
|
|
74 |
# Switch to connection con1
|
|
75 |
select a,b from t2 UNION SELECT id, x from t1 FOR UPDATE;
|
|
76 |
a b
|
|
77 |
0 0
|
|
78 |
20 1
|
|
79 |
30 2
|
|
80 |
300 300
|
|
81 |
select * from t2;
|
|
82 |
b a
|
|
83 |
0 0
|
|
84 |
1 20
|
|
85 |
2 30
|
|
86 |
select * from t1;
|
|
87 |
id x
|
|
88 |
0 0
|
|
89 |
300 300
|
|
90 |
# Switch to connection con2
|
|
91 |
update t2 set a=2 where b = 0;
|
|
92 |
select * from t2;
|
|
93 |
b a
|
|
94 |
0 2
|
|
95 |
1 20
|
|
96 |
2 30
|
|
97 |
update t1 set x=2 where id = 0;
|
|
98 |
# Switch to connection con1
|
|
99 |
update t1 set x=1 where id = 0;
|
|
100 |
select * from t1;
|
|
101 |
id x
|
|
102 |
0 1
|
|
103 |
300 300
|
|
104 |
commit;
|
|
105 |
# Switch to connection con2
|
|
106 |
commit;
|
|
107 |
# Switch to connection con1
|
|
108 |
select * from t1;
|
|
109 |
id x
|
|
110 |
0 2
|
|
111 |
300 300
|
|
112 |
commit;
|
|
113 |
# Switch to connection default + disconnect con1 and con2
|
|
114 |
drop table t1, t2;
|
|
115 |
End of 4.1 tests
|
|
116 |
set storage_engine=innodb;
|
|
117 |
drop table if exists a;
|
|
118 |
drop table if exists A;
|
|
119 |
create table A (c int);
|
|
120 |
insert into A (c) values (0);
|
|
121 |
create table a as select * from A;
|
|
122 |
drop table A;
|
|
123 |
drop table if exists a;
|
|
124 |
set storage_engine=default;
|
|
125 |
End of 5.0 tests.
|