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MDEV-15980 FOR SYSTEM_TIME BETWEEN and FROM .. TO work with negative intervals

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Fixed by using exactly the same filtering conditions as specified by standard
in 7.6 <table reference> General Rules
This commit is contained in:
Eugene Kosov
2018-04-27 18:09:05 +03:00
committed by Sergei Golubchik
parent b1e75d290e
commit f08b8fd58d
3 changed files with 70 additions and 20 deletions
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20
mysql-test/suite/versioning/t/select.test
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@@ -326,6 +326,26 @@ select f1 from t1 join t2 left join t3 left join t4 on f3 = f4 on f3 = f2;
drop view v1;
drop table t1, t2, t3, t4;
--echo #
--echo # MDEV-15980 FOR SYSTEM_TIME BETWEEN and FROM .. TO work with negative intervals
--echo #
--replace_result $sys_datatype_expl SYS_DATATYPE
eval create or replace table t1 (
a int,
row_start $sys_datatype_expl as row start invisible,
row_end $sys_datatype_expl as row end invisible,
period for system_time (row_start, row_end)
) with system versioning;
insert into t1 values (1);
delete from t1;
select row_start from t1 for system_time all into @t1;
select row_end from t1 for system_time all into @t2;
select * from t1 for system_time between @t1 and @t2;
select * from t1 for system_time between @t2 and @t1;
select * from t1 for system_time from @t1 to @t2;
select * from t1 for system_time from @t2 to @t1;
drop table t1;
call verify_trt_dummy(34);
-- source suite/versioning/common_finish.inc