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; 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); select sys_start from t1 limit 1 into @x0; Warnings: Warning 1287 ' INTO FROM...' instead 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; Warnings: Warning 1287 ' INTO FROM...' instead select x, y from t1; x y 0 100 1 101 2 102 4 104 5 105 6 106 7 107 3 33 select x as ASOF_x, y from t1 for system_time as of timestamp @t0; ASOF_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 select x as FROMTO_x, y from t1 for system_time from '1970-01-01 00:00' to timestamp @t1; FROMTO_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 select x as BETWAND_x, y from t1 for system_time between '1970-01-01 00:00' and timestamp @t1; 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 select x as ALL_x, y from t1 for system_time all; 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 select x as ASOF2_x, y from t1 for system_time as of @t0; ASOF2_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 select x as FROMTO2_x, y from t1 for system_time from '1970-01-01 00:00' to @t1; FROMTO2_x y 0 100 1 101 2 102 3 103 4 104 5 105 6 106 7 107 8 108 9 109 select x as BETWAND2_x, y from t1 for system_time between '1970-01-01 00:00' and timestamp @t1; 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 drop table t1; create table t1( 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; create table t2 like t1; 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; IJ1_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 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; 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 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; 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 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; IJ2_x1 y1 x2 y2 1 1 1 2 1 2 1 2 1 3 1 2 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; 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 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; 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 drop table t1; drop table t2; # MDEV-14686 Server crashes in Item_field::used_tables on 2nd call of SP [#422] create or replace table t1 (called int, bad int) with system versioning; create or replace procedure bad() select * from t1 where bad in (select called from t1); called bad called bad called bad called bad called bad called bad called bad called bad # bad() is good. # MDEV-14751 Server crashes in TABLE::versioned on 2nd execution of SP [#431] create or replace table t1 (called_bad int); create or replace table t2 (b int); create or replace procedure bad() select * from t1 where ( 5, 6 ) in ( select b, b from t2 ) and called_bad in ( select max(b) from t2 ); called_bad called_bad called_bad called_bad called_bad called_bad called_bad called_bad # bad() is good. # MDEV-14786 Server crashes in Item_cond::transform on 2nd execution of SP querying from a view [#436] create or replace table t1 (called_bad int) with system versioning; create or replace view v1 as select called_bad from t1 where called_bad < 5; create or replace procedure bad() select called_bad from v1; called_bad called_bad called_bad called_bad called_bad called_bad called_bad called_bad # bad() is good. # wildcard expansion on hidden fields. create or replace 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 as of now() for update; ERROR HY000: Table 't1' was locked with a READ lock and can't be updated 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 or replace 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.row_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 ('1970-01-01 00:00')) 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: Table `t` is not system-versioned 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 'system_time all' at line 1 # MDEV-16043 Assertion thd->Item_change_list::is_empty() failed in mysql_parse upon SELECT from a view reading from a versioned table create or replace table t1 (a int) with system versioning; create or replace view v1 as select * from t1; prepare stmt from "select * from t1 where exp( '20010609211642053929' )"; execute stmt; ERROR 22003: DOUBLE value is out of range in 'exp('20010609211642053929')' select a from v1; a drop view v1; drop table t1, t2;