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MDEV-29750 triggers can modify history

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should be the same behavior as for virtual columns:
* a warning on every inserted row
* silently ignored in a trigger
This commit is contained in:
Sergei Golubchik
2022-10-11 12:56:01 +02:00
parent 78030b67b9
commit e0b4db5ba3
3 changed files with 49 additions and 0 deletions
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20
mysql-test/suite/versioning/t/misc.test Normal file
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#
# simple tests that don't need to be run in multiple various combinations
#
set time_zone='+00:00';
--echo #
--echo # MDEV-29750 triggers can modify history
--echo #
set sql_mode='', timestamp=unix_timestamp('2010-10-10 10:10:10');
create table t (a int, b int as (a+1), s timestamp(6) as row start, e timestamp(6) as row end, period for system_time(s,e)) with system versioning;
insert into t values (1,1, '2022-01-01','2023-01-01'),(2,2, '2022-02-02','2023-02-02');
create trigger tr before insert on t for each row set new.b=1, new.s = '2022-03-03', new.e = '2023-03-03';
insert into t (a) values (3),(4);
select * from t for system_time all;
drop table t;
set sql_mode=default, timestamp=default;
--echo #
--echo # End of 10.3 tests
--echo #