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
|
SET DEFAULT_STORAGE_ENGINE = 'tokudb';
set session transaction isolation level repeatable read;
# Establish connection conn1 (user = root)
connect conn1,localhost,root,,;
connect conn2,localhost,root,,;
DROP TABLE IF EXISTS foo;
create table foo (a int, b int, primary key (a))engine=TokuDB;
show create table foo;
Table Create Table
foo CREATE TABLE `foo` (
`a` int(11) NOT NULL,
`b` int(11) DEFAULT NULL,
PRIMARY KEY (`a`)
) ENGINE=TokuDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
insert into foo values (1,1);
connection conn1;
set session transaction isolation level repeatable read;
begin;
# Should read just (1,1)
select * from foo;
a b
1 1
connection conn2;
set session transaction isolation level read committed;
begin;
# Should read just (1,1)
select * from foo;
a b
1 1
connection default;
replace into foo values (1,10),(2,20);
connection conn1;
# Should read just (1,1)
select * from foo;
a b
1 1
connection conn2;
# Should read just (1,10), (2,20)
select * from foo;
a b
1 10
2 20
connection default;
replace into foo values (1,100),(2,200),(3,300);
connection conn1;
# Should read just (1,1)
select * from foo;
a b
1 1
commit;
connection conn2;
# Should read just (1,100), (2,200),(3,300)
select * from foo;
a b
1 100
2 200
3 300
commit;
connection default;
disconnect conn1;
disconnect conn2;
connection default;
set session transaction isolation level serializable;
DROP TABLE foo;
|
