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for now, remove FOR SYSTEM_TIME at the end of the query

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non-standard, redundant, potentially risky in the future,
hides bugs. See #383, #384, #385

Fixed a parser bug where
SELECT * FROM (t1 join t2) FOR SYSTEM_TIME ...
was not an error.
This commit is contained in:
Sergei Golubchik
2017-12-11 14:09:58 +01:00
parent a1141e226d
commit ca6454bcfe
13 changed files with 124 additions and 156 deletions
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23
mysql-test/suite/versioning/r/simple.result
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@ -42,31 +42,32 @@ where d.dept_id = 10
and d.dept_id = e.dept_id;
emp_id dept_id name salary dept_id name
1 10 bill 2000 10 accounting
select * from emp e, dept d
select * from
emp for system_time from timestamp @ts_1 to timestamp @ts_2 e,
dept for system_time from timestamp @ts_1 to timestamp @ts_2 d
where d.dept_id = 10
and d.dept_id = e.dept_id
for system_time from timestamp @ts_1 to timestamp @ts_2;
and d.dept_id = e.dept_id;
emp_id dept_id name salary sys_trx_start sys_trx_end dept_id name sys_trx_start sys_trx_end
set statement versioning_asof_timestamp=@ts_0 for
select * from emp e, dept d
where d.dept_id = 10
and d.dept_id = e.dept_id
for system_time as of timestamp @ts_0;
and d.dept_id = e.dept_id;
emp_id dept_id name salary dept_id name
set statement versioning_asof_timestamp=@ts_1 for
select * from emp e, dept d
where d.dept_id = 10
and d.dept_id = e.dept_id
for system_time as of timestamp @ts_1;
and d.dept_id = e.dept_id;
emp_id dept_id name salary dept_id name
set statement versioning_asof_timestamp=@ts_2 for
select * from emp e, dept d
where d.dept_id = 10
and d.dept_id = e.dept_id
for system_time as of timestamp @ts_2;
and d.dept_id = e.dept_id;
emp_id dept_id name salary dept_id name
1 10 bill 1000 10 accounting
set statement versioning_asof_timestamp=@ts_3 for
select * from emp e, dept d
where d.dept_id = 10
and d.dept_id = e.dept_id
for system_time as of timestamp @ts_3;
and d.dept_id = e.dept_id;
emp_id dept_id name salary dept_id name
1 10 bill 2000 10 accounting
drop table emp, dept;