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include/master-slave.inc
[connection master]
use test;
create table t1 (id int primary key, c1 int default 10, c2 varchar(20) default 'holiday') engine = innodb;
insert into t1 values(1, 12345, 'abcde'), (2, default, default), (3, 23456, 'xyzab');
set time_zone='+03:00';
set timestamp = 1;
alter table t1 add column d1 timestamp not null default current_timestamp;
select * from t1;
id c1 c2 d1
1 12345 abcde 1970-01-01 03:00:01
2 10 holiday 1970-01-01 03:00:01
3 23456 xyzab 1970-01-01 03:00:01
connection slave;
connection slave;
set time_zone='+03:00';
select * from t1;
id c1 c2 d1
1 12345 abcde 1970-01-01 03:00:01
2 10 holiday 1970-01-01 03:00:01
3 23456 xyzab 1970-01-01 03:00:01
connection master;
alter table t1 add column d2 timestamp not null default current_timestamp, ALGORITHM=copy;
connection slave;
connection slave;
select * from t1;
id c1 c2 d1 d2
1 12345 abcde 1970-01-01 03:00:01 1970-01-01 03:00:01
2 10 holiday 1970-01-01 03:00:01 1970-01-01 03:00:01
3 23456 xyzab 1970-01-01 03:00:01 1970-01-01 03:00:01
connection master;
drop table t1;
create table t4 (id int primary key, c2 int);
insert into t4 values(1,1),(2,2),(3,3);
set timestamp = 1000;
alter table t4 add column (c3 datetime default current_timestamp(), c4 timestamp not null default current_timestamp());
select * from t4;
id c2 c3 c4
1 1 1970-01-01 03:16:40 1970-01-01 03:16:40
2 2 1970-01-01 03:16:40 1970-01-01 03:16:40
3 3 1970-01-01 03:16:40 1970-01-01 03:16:40
alter table t4 add column c5 time not null default current_timestamp();
Warnings:
Note 1265 Data truncated for column 'c5' at row 1
Note 1265 Data truncated for column 'c5' at row 2
Note 1265 Data truncated for column 'c5' at row 3
alter table t4 add column c6 date not null default current_timestamp();
Warnings:
Note 1265 Data truncated for column 'c6' at row 1
Note 1265 Data truncated for column 'c6' at row 2
Note 1265 Data truncated for column 'c6' at row 3
select * from t4;
id c2 c3 c4 c5 c6
1 1 1970-01-01 03:16:40 1970-01-01 03:16:40 03:16:40 1970-01-01
2 2 1970-01-01 03:16:40 1970-01-01 03:16:40 03:16:40 1970-01-01
3 3 1970-01-01 03:16:40 1970-01-01 03:16:40 03:16:40 1970-01-01
connection slave;
connection slave;
select * from t4;
id c2 c3 c4 c5 c6
1 1 1970-01-01 03:16:40 1970-01-01 03:16:40 03:16:40 1970-01-01
2 2 1970-01-01 03:16:40 1970-01-01 03:16:40 03:16:40 1970-01-01
3 3 1970-01-01 03:16:40 1970-01-01 03:16:40 03:16:40 1970-01-01
connection master;
drop table t4;
include/rpl_end.inc
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