create table t1( x int unsigned, y int unsigned, sys_trx_start SYS_DATATYPE as row start invisible, sys_trx_end SYS_DATATYPE as row end invisible, period for system_time (sys_trx_start, sys_trx_end)) with system versioning; insert into t1(x, y) values (1, 1000), (2, 2000), (3, 3000), (4, 4000), (5, 5000), (6, 6000), (7, 7000), (8, 8000), (9, 9000); select x, y from t1 order by x, y; x y 1 1000 2 2000 3 3000 4 4000 5 5000 6 6000 7 7000 8 8000 9 9000 update t1 set y = y + 1 where x > 7; select x, y from t1 order by x, y; x y 1 1000 2 2000 3 3000 4 4000 5 5000 6 6000 7 7000 8 8001 9 9001 select x, y from t1 for system_time all order by sys_trx_end, x, y; x y 8 8000 9 9000 1 1000 2 2000 3 3000 4 4000 5 5000 6 6000 7 7000 8 8001 9 9001 drop table t1; create table t1 ( id bigint primary key, x int, y int without system versioning, sys_trx_start SYS_DATATYPE as row start invisible, sys_trx_end SYS_DATATYPE as row end invisible, period for system_time (sys_trx_start, sys_trx_end)) with system versioning; insert into t1 values(1, 1, 1); set @ins_t= now(6); select sys_trx_start into @tmp1 from t1; update t1 set x= 11, y= 11 where id = 1; select @tmp1 < sys_trx_start as A1, x, y from t1; A1 x y 1 11 11 select sys_trx_start into @tmp1 from t1; update t1 set y= 1 where id = 1; select @tmp1 = sys_trx_start as A2, x from t1; A2 x 1 11 drop table t1; create table t1 ( x int, y int, sys_trx_start SYS_DATATYPE as row start invisible, sys_trx_end SYS_DATATYPE as row end invisible, period for system_time (sys_trx_start, sys_trx_end) ) with system versioning; insert into t1 (x, y) values (1, 1), (2, 1), (3, 1), (4, 1), (5, 1); start transaction; update t1 set y= y + 1 where x = 3; update t1 set y= y + 1 where x = 2; update t1 set y= y + 1 where x = 3; update t1 set y= y + 1 where x > 3; update t1 set y= y + 1 where x > 4; commit; select x, y, sys_trx_end = MAXVAL as current from t1 for system_time all order by sys_trx_end, x, y; x y current 3 1 0 2 1 0 3 2 0 4 1 0 5 1 0 5 2 0 1 1 1 2 2 1 3 3 1 4 2 1 5 3 1 drop table t1; create table t1 ( id int primary key auto_increment, x int, sys_trx_start SYS_DATATYPE as row start invisible, sys_trx_end SYS_DATATYPE as row end invisible, period for system_time (sys_trx_start, sys_trx_end)) with system versioning; set @t0= now(6); insert into t1 (x) values (1); set @t1= now(6); update t1 set x= 2 where id = 1; set @t2= now(6); update t1 set x= 3 where id = 1; select x from t1 for system_time as of timestamp @t0; x select x from t1 for system_time as of timestamp @t1; x 1 select x from t1 for system_time as of timestamp @t2; x 2 select x from t1 for system_time as of timestamp now(6); x 3 drop table t1; create table t1( x int unsigned, sys_trx_end SYS_DATATYPE as row end invisible, sys_trx_start SYS_DATATYPE as row start invisible, y int unsigned, period for system_time (sys_trx_start, sys_trx_end), primary key(x, y)) with system versioning; insert into t1(x, y) values (1, 1000), (3, 3000), (4, 4000), (5, 5000); insert into t1(x, y) values(3, 3000) on duplicate key update y = y+1; insert into t1(x, y) values(4, 4444) on duplicate key update y = y+1; select x, y from t1 for system_time all order by sys_trx_end, x, y; x y 3 3000 1 1000 3 3001 4 4000 4 4444 5 5000 select x, y from t1 order by x, y; x y 1 1000 3 3001 4 4000 4 4444 5 5000 drop table t1; create table t1 ( x int unsigned, y int unsigned, sys_trx_start SYS_DATATYPE as row start invisible, sys_trx_end SYS_DATATYPE as row end invisible, period for system_time (sys_trx_start, sys_trx_end)) with system versioning; create table t2 like t1; insert into t1(x, y) values (1, 1000), (2, 2000), (3, 3000), (4, 4000), (5, 5000), (6, 6000), (7, 7000), (8, 8000), (9, 9000); insert into t2(x, y) values (1, 1010), (2, 2010), (3, 3010), (4, 4010), (5, 5010), (6, 6010), (7, 7010), (8, 8010), (9, 9010); update t1, t2 set t1.y = t1.x + t1.y, t2.y = t2.x + t2.y where t1.x > 7 and t2.x < 7; select x, y from t1 for system_time all order by sys_trx_end, x, y; x y 8 8000 9 9000 1 1000 2 2000 3 3000 4 4000 5 5000 6 6000 7 7000 8 8008 9 9009 select x, y from t1 order by x, y; x y 1 1000 2 2000 3 3000 4 4000 5 5000 6 6000 7 7000 8 8008 9 9009 select x, y from t2 for system_time all order by sys_trx_end, x, y; x y 1 1010 2 2010 3 3010 4 4010 5 5010 6 6010 1 1011 2 2012 3 3013 4 4014 5 5015 6 6016 7 7010 8 8010 9 9010 select x, y from t2 order by x, y; x y 1 1011 2 2012 3 3013 4 4014 5 5015 6 6016 7 7010 8 8010 9 9010 drop table t1; drop table t2; create table t1 ( id bigint primary key without system versioning, name varchar(128), salary bigint without system versioning, sys_trx_start SYS_DATATYPE as row start invisible, sys_trx_end SYS_DATATYPE as row end invisible, period for system_time (sys_trx_start, sys_trx_end)) with system versioning; create table t2 like t1; insert into t1 values (1, "Jeremy", 3000); insert into t2 values (1, "Jeremy", 4000); select sys_trx_start into @tmp1 from t1; select sys_trx_start into @tmp2 from t2; update t1, t2 set t1.name= "Jerry", t2.name= "Jerry" where t1.id = t2.id and t1.name = "Jeremy"; select @tmp1 < sys_trx_start as A1, name from t1; A1 name 1 Jerry select @tmp2 < sys_trx_start as A2, name from t2; A2 name 1 Jerry select sys_trx_start into @tmp1 from t1; select sys_trx_start into @tmp2 from t2; update t1, t2 set t1.salary= 2500, t2.salary= 2500 where t1.id = t2.id and t1.name = "Jerry"; select @tmp1 = sys_trx_start as B1, salary from t1; B1 salary 1 2500 select @tmp2 = sys_trx_start as B2, salary from t2; B2 salary 1 2500 drop table t1; drop table t2; ### Issue tempesta-tech/mariadb#365, bug 7 (duplicate of historical row) create or replace table t1 (a int primary key, b int) with system versioning engine myisam; insert into t1 (a) values (1); replace t1 values (1,2),(1,3),(2,4); # # MDEV-14829 Assertion `0' failed in Protocol::end_statement upon concurrent UPDATE # create or replace table t1 (pk int, a char(3), b char(3), primary key(pk)) engine=innodb with system versioning; insert into t1 (pk) values (1); connect con1,localhost,root,,test; start transaction; select * from t1 for update; pk a b 1 NULL NULL connection default; update t1 set b = 'foo'; connection con1; update t1 set a = 'bar'; ERROR 40001: Deadlock found when trying to get lock; try restarting transaction disconnect con1; connection default; drop table t1; # # MDEV-19406 Assertion on updating view of join with versioned table # create or replace table t1 (pk int primary key, a date, b int, index(b)) engine=innodb with system versioning; create or replace table t2 (c int); create or replace view v as select * from t1 join t2; insert into t1 (pk) values (1); update t1 set a= '2012-12-12'; update v set a= '2000-01-01' order by b limit 1; drop view v; drop table t1, t2;