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
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
|
include/master-slave.inc
[connection master]
connection slave;
connection master;
CREATE TABLE t1 (x int) with system versioning;
insert into t1 values (1);
select * from t1 order by x;
x
1
delete from t1;
select * from t1 order by x;
x
select * from t1 for system_time all order by row_end, x;
x
1
connection slave;
select * from t1 order by x;
x
select * from t1 for system_time all order by row_end, x;
x
1
connection master;
insert into t1 values (2);
connection slave;
select * from t1 order by x;
x
2
connection master;
update t1 set x = 3;
connection slave;
select * from t1 order by x;
x
3
select * from t1 for system_time all order by row_end, x;
x
1
2
3
# check unversioned -> versioned replication
connection master;
create or replace table t1 (x int primary key);
connection slave;
alter table t1 with system versioning;
connection master;
insert into t1 values (1);
connection slave;
select * from t1 order by x;
x
1
select * from t1 for system_time all order by row_end, x;
x
1
connection master;
update t1 set x= 2 where x = 1;
connection slave;
select * from t1 order by x;
x
2
select * from t1 for system_time all order by row_end, x;
x
1
2
connection master;
delete from t1;
connection slave;
select * from t1 order by x;
x
select * from t1 for system_time all order by row_end, x;
x
1
2
# same thing (UPDATE, DELETE), but without PK
connection master;
create or replace table t1 (x int);
connection slave;
alter table t1 with system versioning;
connection master;
insert into t1 values (1);
update t1 set x= 2 where x = 1;
connection slave;
select * from t1 order by x;
x
2
select * from t1 for system_time all order by row_end, x;
x
1
2
connection master;
delete from t1;
connection slave;
select * from t1 order by x;
x
select * from t1 for system_time all order by row_end, x;
x
1
2
# multi-update
connection master;
create or replace table t1 (x int) with system versioning;
create or replace table t2 (x int) with system versioning;
insert into t1 values (1);
insert into t2 values (2);
update t1, t2 set t1.x=11, t2.x=22;
connection slave;
select * from t1 order by x;
x
11
select * from t2 order by x;
x
22
select * from t1 for system_time all order by row_end, x;
x
1
11
select * from t2 for system_time all order by row_end, x;
x
2
22
# MDEV-14767 system_versioning_alter_history breaks ALTER replication
## Case 1: KEEP on the master, ALTER will work on the slave
connection master;
create or replace table t1 (a int) with system versioning;
set system_versioning_alter_history= KEEP;
alter table t1 add column b int;
connection slave;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=INNODB_OR_MYISAM DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
## Case 2: ERROR on the master, it'll fail on the master, the slave won't see it
connection master;
set system_versioning_alter_history= ERROR;
alter table t1 drop column b;
ERROR HY000: Not allowed for system-versioned `test`.`t1`. Change @@system_versioning_alter_history to proceed with ALTER.
connection slave;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=INNODB_OR_MYISAM DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
## Case 3: table is not versioned on the master, ALTER will work on the slave
connection master;
create or replace table t1 (a int);
connection slave;
create or replace table t1 (a int) with system versioning;
connection master;
alter table t1 add column b int;
connection slave;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=INNODB_OR_MYISAM DEFAULT CHARSET=latin1 WITH SYSTEM VERSIONING
connection master;
drop table t1, t2;
create table t1 (i int) with system versioning partition by system_time limit 8 ( partition p1 history, partition p2 history, partition pn current );
insert into t1 values (1);
update t1 set i = 1;
update t1 set i = 0;
connection slave;
connection master;
drop table t1;
include/rpl_end.inc
|
