blob: 93dd6ed6fc6c3c633752fe90d3082407f3793862 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
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 for system_time as of timestamp now(6) group by b;
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 for system_time as of timestamp now(6) group by a having a=2;
select * from t for system_time as of timestamp now(6) group by b having b=2;
select a from t for system_time as of timestamp now(6) where b=2;
select a from t for system_time as of timestamp now(6) where b=NULL;
select a from t for system_time as of timestamp now(6) where b is NULL;
select count(*), b from t for system_time as of timestamp now(6) group by b having b=NULL;
select a, b from t;
create or replace table t (
a int,
b int not null without system versioning
) with system versioning;
insert into t values (1, 2), (3, 4);
select * from t for system_time as of timestamp now(6);
select * from t for system_time as of timestamp now(6) where b is NULL;
drop table t;
|
