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create table t1 (a int);
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
create temporary table tt1 (a int) with system versioning;
ERROR HY000: System-versioned tables do not support CREATE TEMPORARY TABLE
set @old_dbug=@@global.debug_dbug;
set global debug_dbug='+d,sysvers_force';
create table t2 (a int);
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci WITH SYSTEM VERSIONING
create temporary table tt2 (a int) with system versioning;
show create table tt2;
Table Create Table
tt2 CREATE TEMPORARY TABLE `tt2` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
connect con1, localhost, root;
create table t3 (a int);
show create table t3;
Table Create Table
t3 CREATE TABLE `t3` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci WITH SYSTEM VERSIONING
create temporary table tt3 (a int) with system versioning;
show create table tt3;
Table Create Table
tt3 CREATE TEMPORARY TABLE `tt3` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
disconnect con1;
connection default;
set debug_dbug='+d,sysvers_show';
show create table t3;
Table Create Table
t3 CREATE TABLE `t3` (
`a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci WITH SYSTEM VERSIONING
create table t4 (a int);
show create table t4;
Table Create Table
t4 CREATE TABLE `t4` (
`a` int(11) DEFAULT NULL,
`row_start` timestamp(6) GENERATED ALWAYS AS ROW START,
`row_end` timestamp(6) GENERATED ALWAYS AS ROW END,
PERIOD FOR SYSTEM_TIME (`row_start`, `row_end`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci WITH SYSTEM VERSIONING
drop table t1, t2, t3, t4;
set debug_dbug= @old_dbug;
set global debug_dbug= @old_dbug;
#
# MDEV-19525 remove ER_VERS_FIELD_WRONG_TYPE from init_from_binary_frm_image()
#
create table t1 (x int) with system versioning;
set debug_dbug='+d,error_vers_wrong_type';
show create table t1;
ERROR HY000: Incorrect information in file: './test/t1.frm'
show warnings;
Level Code Message
Warning 4110 `row_start` must be of type TIMESTAMP(6) for system-versioned table `t1`
Error 1033 Incorrect information in file: './test/t1.frm'
drop table t1;
set debug_dbug= @old_dbug;
#
# MDEV-17554 Auto-create new partition for system versioned tables
# with history partitioned by INTERVAL/LIMIT
#
call mtr.add_suppression("need more HISTORY partitions");
create or replace table t1 (x int) with system versioning
partition by system_time limit 1 auto partitions 2;
insert into t1 values (1);
update t1 set x= x + 1;
connect con2, localhost, root;
connect con1, localhost, root;
# Both threads create partition simultaneously
connection con1;
set debug_sync= 'add_history_partition signal s1 wait_for s2';
update t1 set x= x + 10;
connection con2;
set debug_sync= 'now wait_for s1';
flush tables t1;
set debug_sync= 'add_history_partition signal s2';
update t1 set x= x + 20;
connection con1;
connection default;
update t1 set x= x + 2;
# Second thread skips to reopen 3 times until first thread creates partition
connection con1;
set debug_sync= 'add_history_partition SIGNAL s1 WAIT_FOR s2';
update t1 set x= x + 30;
connection con2;
set debug_sync= 'now WAIT_FOR s1';
set debug_sync= 'reopen_history_partition SIGNAL s2 EXECUTE 3';
update t1 set x= x + 40;
connection con1;
connection default;
disconnect con1;
disconnect con2;
set @@timestamp= default;
drop tables t1;
set debug_sync= 'reset';
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