1
0
mirror of https://github.com/MariaDB/server.git synced 2025-08-09 22:24:09 +03:00
Files
mariadb/mysql-test/suite/versioning/t/optimized_fields.test
Aleksey Midenkov 91c8b43e77 Parser: syntax for query system_time [closes #230]
Eliminated `QUERY FOR`.
2017-07-12 12:10:13 +03:00

24 lines
1013 B
Plaintext

create table t(
a int,
b int without system versioning
) with system versioning;
insert into t values(1, 2);
insert into t values(3, 4);
select * from t;
select a from t for system_time as of timestamp now(6);
select a, b, b+0 from t for system_time as of timestamp now(6);
select * from t for system_time as of timestamp now(6);
select count(*) from t group by b system_time as of timestamp now(6);
select * from t for system_time as of timestamp now(6) order by b asc;
select * from t for system_time as of timestamp now(6) order by b desc;
select * from t group by a having a=2 system_time as of timestamp now(6);
select * from t group by b having b=2 system_time as of timestamp now(6);
select a from t where b=2 system_time as of timestamp now(6);
select a from t where b=NULL system_time as of timestamp now(6);
select a from t where b is NULL system_time as of timestamp now(6);
select count(*), b from t group by b having b=NULL system_time as of timestamp now(6);
select a, b from t;
drop table t;