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drop table if exists t1,t2,t3,t4,t5;
set session debug="+d,sleep_create_select_before_create";
create table t1 select 1 as i;;
create table t1 (j char(5));
ERROR 42S01: Table 't1' already exists
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(1) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select 1 as i;;
create table t1 select "Test" as j;
ERROR 42S01: Table 't1' already exists
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(1) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t3 (j char(5));
create table t1 select 1 as i;;
create table t1 like t3;
ERROR 42S01: Table 't1' already exists
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(1) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select 1 as i;;
rename table t3 to t1;
ERROR 42S01: Table 't1' already exists
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(1) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select 1 as i;;
alter table t3 rename to t1;
ERROR 42S01: Table 't1' already exists
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(1) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select 1 as i;;
alter table t3 rename to t1, add k int;
ERROR 42S01: Table 't1' already exists
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(1) NOT NULL DEFAULT '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1, t3;
set session debug="-d,sleep_create_select_before_create:+d,sleep_create_select_before_open";
create table t1 select 1 as i;;
drop table t1;
create table t1 select 1 as i;;
rename table t1 to t2;
drop table t2;
create table t1 select 1 as i;;
select * from t1;
i
1
drop table t1;
create table t1 select 1 as i;;
insert into t1 values (2);
select * from t1;
i
1
2
drop table t1;
set @a:=0;
create table t1 select 1 as i;;
create trigger t1_bi before insert on t1 for each row set @a:=1;
select @a;
@a
0
drop table t1;
set session debug="-d,sleep_create_select_before_open:+d,sleep_create_select_before_lock";
create table t1 select 1 as i;;
drop table t1;
create table t1 select 1 as i;;
rename table t1 to t2;
drop table t2;
create table t1 select 1 as i;;
select * from t1;
i
1
drop table t1;
create table t1 select 1 as i;;
insert into t1 values (2);
select * from t1;
i
1
2
drop table t1;
set @a:=0;
create table t1 select 1 as i;;
create trigger t1_bi before insert on t1 for each row set @a:=1;
select @a;
@a
0
drop table t1;
set session debug="-d,sleep_create_select_before_lock:+d,sleep_create_select_before_check_if_exists";
create table t1 (i int);
create table if not exists t1 select 1 as i;;
drop table t1;
Warnings:
Note 1050 Table 't1' already exists
create table t1 (i int);
set @a:=0;
create table if not exists t1 select 1 as i;;
create trigger t1_bi before insert on t1 for each row set @a:=1;
Warnings:
Note 1050 Table 't1' already exists
select @a;
@a
0
select * from t1;
i
1
drop table t1;
set session debug="-d,sleep_create_select_before_check_if_exists";
create table t2 (a int);
create table t4 (b int);
lock table t4 write;
select 1;
1
1
create table t3 as select * from t4;;
create table t1 select * from t2, t3;;
unlock tables;
select * from t1;
a b
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1, t3;
lock table t4 read;
select 1;
1
1
rename table t4 to t3;;
create table if not exists t1 select 1 as i from t2, t3;;
create table t5 (j int);
rename table t5 to t1;
unlock tables;
Warnings:
Note 1050 Table 't1' already exists
select * from t1;
j
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`j` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1, t2, t3;
drop table if exists t1,t2;
create table t1 (i int);
set session debug="+d,sleep_create_like_before_check_if_exists";
reset master;
create table t2 like t1;;
insert into t1 values (1);
drop table t1;
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`i` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t2;
show binlog events in 'master-bin.000001' from 106;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Query 1 # use `test`; insert into t1 values (1)
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; drop table t1
master-bin.000001 # Query 1 # use `test`; drop table t2
create table t1 (i int);
set session debug="-d,sleep_create_like_before_check_if_exists:+d,sleep_create_like_before_copy";
create table t2 like t1;;
create table if not exists t2 (j int);
Warnings:
Note 1050 Table 't2' already exists
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`i` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t2;
reset master;
create table t2 like t1;;
drop table t1;
drop table t2;
show binlog events in 'master-bin.000001' from 106;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; drop table t1
master-bin.000001 # Query 1 # use `test`; drop table t2
create table t1 (i int);
set session debug="-d,sleep_create_like_before_copy:+d,sleep_create_like_before_ha_create";
reset master;
create table t2 like t1;;
insert into t2 values (1);
drop table t2;
create table t2 like t1;;
drop table t2;
create table t2 like t1;;
drop table t1;
drop table t2;
show binlog events in 'master-bin.000001' from 106;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; insert into t2 values (1)
master-bin.000001 # Query 1 # use `test`; drop table t2
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; drop table t2
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; drop table t1
master-bin.000001 # Query 1 # use `test`; drop table t2
create table t1 (i int);
set session debug="-d,sleep_create_like_before_ha_create:+d,sleep_create_like_before_binlogging";
reset master;
create table t2 like t1;;
insert into t2 values (1);
drop table t2;
create table t2 like t1;;
drop table t2;
create table t2 like t1;;
drop table t1;
drop table t2;
show binlog events in 'master-bin.000001' from 106;
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; insert into t2 values (1)
master-bin.000001 # Query 1 # use `test`; drop table t2
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; drop table t2
master-bin.000001 # Query 1 # use `test`; create table t2 like t1
master-bin.000001 # Query 1 # use `test`; drop table t1
master-bin.000001 # Query 1 # use `test`; drop table t2
set session debug="-d,sleep_create_like_before_binlogging";
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