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
|
#
# Test the operation of wsrep_auto_increment_control = ON
#
--source include/galera_cluster.inc
--source include/have_innodb.inc
--connection node_1
CREATE TABLE t1 (f1 INTEGER AUTO_INCREMENT PRIMARY KEY, node VARCHAR(10)) ENGINE=InnoDB;
--let $auto_increment_offset_node_1 = `SELECT @@global.auto_increment_offset`
# auto_increment_increment is equal to the number of nodes
SELECT @@auto_increment_increment = (SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size');
--connection node_2
--disable_query_log
--eval SELECT @@global.auto_increment_offset != $auto_increment_offset_node_1 AS auto_increment_offset_differ;
--enable_query_log
# Expect no conflicts
--connection node_1
--send INSERT INTO t1 VALUES (DEFAULT, 'node1');
--connection node_2
--send INSERT INTO t1 VALUES (DEFAULT, 'node2');
--connection node_1
--reap
--connection node_2
--reap
--let $auto_increment_offset_node_2 = `SELECT @@global.auto_increment_offset`
# auto_increment_increment is equal to the number of nodes
SELECT @@auto_increment_increment = (SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size');
--connection node_1
--disable_query_log
--eval SELECT @@global.auto_increment_offset != $auto_increment_offset_node_2 AS auto_increment_offset_differ;
--enable_query_log
# Expect no conflicts
--connection node_2
--send INSERT INTO t1 VALUES (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2'), (DEFAULT, 'node2');
--connection node_1
--send INSERT INTO t1 VALUES (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1'), (DEFAULT, 'node1');
--connection node_2
--reap
--connection node_1
--reap
--connection node_2
SELECT COUNT(*) = 22 FROM t1;
SELECT COUNT(DISTINCT f1) = 22 FROM t1;
--connection node_1
SELECT COUNT(*) = 22 FROM t1;
SELECT COUNT(DISTINCT f1) = 22 FROM t1;
DROP TABLE t1;
|