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Parser: syntax for query system_time [closes #230]

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Eliminated `QUERY FOR`.
This commit is contained in:
Aleksey Midenkov
2017-07-12 11:24:03 +03:00
parent 60e456df33
commit 91c8b43e77
17 changed files with 56 additions and 73 deletions
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6
mysql-test/suite/versioning/r/derived.result
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@ -148,13 +148,13 @@ y x
with s3 as (select *, t1.sys_trx_end from t2, t1 for system_time as of timestamp @t0) select * from s3;
y x
10 1
select * from (select *, t1.sys_trx_start from t2 for system_time as of now, t1) as s4 query for system_time as of timestamp @t0;
select * from (select *, t1.sys_trx_start from t2 for system_time as of now, t1) as s4 system_time as of timestamp @t0;
y x
10 1
with s5 as (select *, t1.sys_trx_start from t2 for system_time as of now, t1) select * from s5 for system_time as of timestamp @t0;
y x
10 1
with s6 as (select *, t1.sys_trx_start from t2 for system_time as of now, t1) select * from s6 query for system_time as of timestamp @t0;
with s6 as (select *, t1.sys_trx_start from t2 for system_time as of now, t1) select * from s6 system_time as of timestamp @t0;
y x
10 1
set @q= concat("create view vt1 as select * from t1 for system_time as of timestamp '", @t0, "'");
@ -170,7 +170,7 @@ x y
select * from (select *, vt1.sys_trx_end from t2, vt1) as s0;
y x
10 1
select * from (select *, vt1.sys_trx_start from t2 for system_time as of now, vt1) as s0 query for system_time as of timestamp @t0;
select * from (select *, vt1.sys_trx_start from t2 for system_time as of now, vt1) as s0 system_time as of timestamp @t0;
y x
10 1
drop table t1, t2;