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
|
#
# SAVEPOINT ROLLBACK can introduce inconsistency in cluster.
#
--source include/galera_cluster.inc
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY);
START TRANSACTION;
INSERT INTO t1 VALUES (1);
SAVEPOINT sp1;
INSERT INTO t1 VALUES (2);
ROLLBACK TO SAVEPOINT sp1;
COMMIT;
SELECT COUNT(*) = 1 FROM t1;
--connection node_2
SELECT COUNT(*) = 1 FROM t1;
--connection node_1
DELETE FROM t1;
START TRANSACTION;
SAVEPOINT sp1;
INSERT INTO t1 VALUES (1);
SAVEPOINT sp2;
INSERT INTO t1 VALUES (2);
ROLLBACK TO SAVEPOINT sp2;
ROLLBACK TO SAVEPOINT sp1;
COMMIT;
SELECT COUNT(*) = 0 FROM t1;
--connection node_2
SELECT COUNT(*) = 0 FROM t1;
--connection node_1
DELETE FROM t1;
START TRANSACTION;
SAVEPOINT sp1;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (3);
INSERT INTO t1 VALUES (4);
SAVEPOINT sp2;
INSERT INTO t1 VALUES (5);
ROLLBACK TO SAVEPOINT sp2;
INSERT INTO t1 VALUES (6);
INSERT INTO t1 VALUES (7);
ROLLBACK TO SAVEPOINT sp1;
INSERT INTO t1 VALUES (8);
COMMIT;
SELECT COUNT(*) = 1 FROM t1;
--connection node_2
SELECT COUNT(*) = 1 FROM t1;
DROP TABLE t1;
|
