create procedure test_01() begin declare engine varchar(255) default default_engine(); declare sys_type varchar(255) default sys_datatype(default_engine()); set @str= concat(' create table t1( x int unsigned, y int unsigned, sys_start ', sys_type, ' as row start invisible, sys_end ', sys_type, ' as row end invisible, period for system_time (sys_start, sys_end)) with system versioning engine ', engine); prepare stmt from @str; execute stmt; drop prepare stmt; insert into t1 (x, y) values (0, 100), (1, 101), (2, 102), (3, 103), (4, 104), (5, 105), (6, 106), (7, 107), (8, 108), (9, 109); set @t0= now(6); if engine = 'innodb' then select sys_start from t1 limit 1 into @x0; end if; delete from t1 where x = 3; delete from t1 where x > 7; insert into t1(x, y) values(3, 33); select sys_start from t1 where x = 3 and y = 33 into @t1; if engine = 'innodb' then set @x1= @t1; select vtq_commit_ts(@x1) into @t1; end if; select x, y from t1; select x as ASOF_x, y from t1 for system_time as of timestamp @t0; select x as FROMTO_x, y from t1 for system_time from '0-0-0 0:0:0' to timestamp @t1; select x as BETWAND_x, y from t1 for system_time between '0-0-0 0:0:0' and timestamp @t1; select x as ALL_x, y from t1 for system_time all; if engine = 'innodb' then select x as ASOF2_x, y from t1 for system_time as of @x0; select x as FROMTO2_x, y from t1 for system_time from @x0 to @x1; select x as BETWAND2_x, y from t1 for system_time between transaction @x0 and transaction @x1; else select x as ASOF2_x, y from t1 for system_time as of @t0; select x as FROMTO2_x, y from t1 for system_time from '0-0-0 0:0:0' to @t1; select x as BETWAND2_x, y from t1 for system_time between timestamp '0-0-0 0:0:0' and timestamp @t1; end if; drop table t1; end~~ create or replace procedure test_02() begin declare engine varchar(255) default default_engine(); declare sys_type varchar(255) default sys_datatype(default_engine()); set @str0= concat('( x int, y int, sys_start ', sys_type, ' as row start invisible, sys_end ', sys_type, ' as row end invisible, period for system_time (sys_start, sys_end)) with system versioning engine ', engine); set @str= concat('create or replace table t1', @str0); prepare stmt from @str; execute stmt; drop prepare stmt; set @str= concat('create or replace table t2', @str0); prepare stmt from @str; execute stmt; drop prepare stmt; insert into t1 values (1, 1), (1, 2), (1, 3), (4, 4), (5, 5); insert into t2 values (1, 2), (2, 1), (3, 1); set @t0= now(6); select t1.x as IJ1_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 inner join t2 on t1.x = t2.x; select t1.x as LJ1_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 left join t2 on t1.x = t2.x; select t1.x as RJ1_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 right join t2 on t1.x = t2.x; delete from t1; delete from t2; select IJ2_x1,y1,x2,y2 from (select t1.x as IJ2_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 inner join t2 on t1.x = t2.x) for system_time as of timestamp @t0 as t; select LJ2_x1,y1,x2,y2 from (select t1.x as LJ2_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 left join t2 on t1.x = t2.x) for system_time as of timestamp @t0 as t; select RJ2_x1,y1,x2,y2 from (select t1.x as RJ2_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 right join t2 on t1.x = t2.x) for system_time as of timestamp @t0 as t; drop table t1; drop table t2; end~~ call test_01(); x y 0 100 1 101 2 102 4 104 5 105 6 106 7 107 3 33 ASOF_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 FROMTO_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 BETWAND_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 3 33 ALL_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 3 33 ASOF2_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 FROMTO2_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 BETWAND2_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 3 33 call test_02(); IJ1_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 LJ1_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 4 4 NULL NULL 5 5 NULL NULL RJ1_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 NULL NULL 2 1 NULL NULL 3 1 IJ2_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 LJ2_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 4 4 NULL NULL 5 5 NULL NULL RJ2_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 NULL NULL 2 1 NULL NULL 3 1 create table t1( A int ) with system versioning; insert into t1 values(1); select * from t1; A 1 create or replace table t1 (x int); insert into t1 values (1); select * from t1 for system_time all; ERROR HY000: Table `t1` is not system-versioned create or replace table t1 (x int) with system versioning; insert into t1 values (1); select * from t1 for system_time all for update; ERROR HY000: Versioned SELECT write-locking of history rows create or replace table t1 (a int not null auto_increment primary key) with system versioning; select * from (t1 as t2 left join t1 as t3 using (a)) natural left join t1; a create or replace table t1 (a int) with system versioning; create or replace table t2 (a int) with system versioning; insert into t1 values(1); insert into t2 values(1); create view v1 as select * from t2 inner join t1 using (a); select * from v1; a 1 drop view v1; create or replace table t1 (a int) with system versioning; insert into t1 values (1); create view vt1 as select a from t1; select * from t1 natural join vt1; a 1 drop view vt1; create or replace table t1(x int) with system versioning; select * from (t1 as r left join t1 as u using (x)), t1; x x create or replace table t1 (a int) with system versioning; insert into t1 values (1); create trigger read_end after update on t1 for each row set @end = old.sys_trx_end; update t1 set a=2; select @end; @end MAX_RESULT create or replace table t1 (a int) with system versioning; create or replace table t2 (b int) with system versioning; insert into t1 values (1); insert into t2 values (2); select * from (select * from t1 cross join t2) as tmp; a b 1 2 select * from (select * from (select * from t1 cross join t2) as tmp1) as tmp2; a b 1 2 select * from (select * from t1 cross join t2 for system_time as of timestamp '0-0-0') as tmp; a b create or replace table t1(a1 int) with system versioning; create or replace table t2(a2 int) with system versioning; insert into t1 values(1),(2); insert into t2 values(1),(2); select * from t1 for system_time all natural left join t2 for system_time all; a1 a2 1 1 2 1 1 2 2 2 create or replace table t1(a1 int) with system versioning; create or replace table t2(a2 int) with system versioning; insert into t1 values(1),(2); insert into t2 values(1),(2); create or replace view v1 as select a1 from t1; select * from v1 natural join t2; a1 a2 1 1 2 1 1 2 2 2 select * from v1 natural left join t2; a1 a2 1 1 2 1 1 2 2 2 select * from v1 natural right join t2; a2 a1 1 1 2 1 1 2 2 2 create or replace table t1 (a int) with system versioning; insert into t1 values (1); insert into t1 values (2); insert into t1 values (3); select * from t1 left outer join (t1 as t2 left join t1 as t3 using (a)) on t1.a>1; a a 2 1 3 1 2 2 3 2 2 3 3 3 1 NULL create or replace table t1 (x int) with system versioning; create or replace table t2 (y int) with system versioning; insert into t1 values (1), (2), (3); delete from t1 where x = 3; insert into t2 values (1); select * from t1, t2 for system_time all; x y 1 1 2 1 select * from (select * from t1 for system_time all, t2 for system_time all) for system_time all as t; ERROR HY000: SYSTEM_TIME is not allowed outside historical `t` select * from (t1 for system_time all join t2 for system_time all) for system_time all; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 drop view v1; drop table t1, t2; drop procedure test_01; drop procedure test_02;