source suite/period/engines.inc;
source include/have_log_bin.inc;

create table t (id int, s date, e date, period for apptime(s,e));

insert into t values(1, '1999-01-01', '2018-12-12');
insert into t values(1, '1999-01-01', '2017-01-01');
insert into t values(1, '2017-01-01', '2019-01-01');
insert into t values(2, '1998-01-01', '2018-12-12');
insert into t values(3, '1997-01-01', '2015-01-01');
insert into t values(4, '2016-01-01', '2020-01-01');
insert into t values(5, '2010-01-01', '2015-01-01');

create or replace table t1 (id int, s date, e date, period for apptime(s,e));
insert t1 select * from t;
create or replace table t2 (id int, s date, e date, period for apptime(s,e));
insert t2 select * from t;
create or replace table t3 (id int, s date, e date, period for apptime(s,e));
insert t3 select * from t;

--let $trig_cols=id, s, e
--let $trig_table=t1
--source suite/period/create_triggers.inc

delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
delete from t1 for portion of APPTIME from '2000-01-01' to '2018-01-01';
--sorted_result
select * from t;
--sorted_result
select * from t1;
select * from log_tbl order by id;

--echo # INSERT trigger only also works
--let $trig_cols=id, s, e
--let $trig_table=t2
--source suite/period/create_triggers.inc
drop trigger tr1del_t2;
drop trigger tr2del_t2;
delete from t2 for portion of APPTIME from '2000-01-01' to '2018-01-01';
select * from log_tbl order by id;

--echo # removing BEFORE INSERT trigger enables internal substitution
--echo # DELETE+INSERT -> UPDATE, but without any side effects.
--echo # The optimization is disabled for non-transactional engines
--let $trig_table=t3
--source suite/period/create_triggers.inc
drop trigger tr1ins_t3;
delete from t3 for portion of APPTIME from '2000-01-01' to '2018-01-01';
select * from log_tbl order by id;

--echo # multi-table DELETE is not possible
--error ER_PARSE_ERROR
delete t, t1 from t1, t for portion of apptime from '2000-01-01' to '2018-01-01';

--error ER_PARSE_ERROR
delete t for portion of apptime from '2000-01-01' to '2018-01-01', t1 from t, t1;

--echo # Here another check fails before parsing ends
--error ER_UNKNOWN_TABLE
delete t, t1 from t for portion of apptime from '2000-01-01' to '2018-01-01', t1;

--error ER_PARSE_ERROR
delete history from t2 for portion of apptime from '2000-01-01' to '2018-01-01';

--error ER_PERIOD_NOT_FOUND
delete from t for portion of othertime from '2000-01-01' to '2018-01-01';
--error ER_PARSE_ERROR
delete from t for portion of system_time from '2000-01-01' to '2018-01-01';

create or replace table t (id int, str text, s date, e date,
    period for apptime(s,e));

insert into t values(1, 'data', '1999-01-01', '2018-12-12');
insert into t values(1, 'other data', '1999-01-01', '2018-12-12');
insert into t values(1, 'deleted', '2000-01-01', '2018-01-01');
delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
show warnings;
--sorted_result
select * from t;

drop table t1;

--echo # SQL16, Part 2, 15.7 <Effect of deleting rows from base tables>,
--echo #        General rules, 8)b)i)
--echo # If the column descriptor that corresponds to the i-th field of BR
--echo # describes an identity column, a generated column, a system-time period
--echo # start column, or a system-time period end column, then let V i be
--echo # DEFAULT.

--echo # auto_increment field is updated
create or replace table t (id int primary key auto_increment, s date, e date,
                           period for apptime(s, e));
insert into t values (default, '1999-01-01', '2018-12-12');
select * from t;
delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
--sorted_result
select * from t;
truncate t;
--echo # same for trigger case
insert into t values (default, '1999-01-01', '2018-12-12');
--let $trig_table=t
--source suite/period/create_triggers.inc

delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
--sorted_result
select * from t;
select * from log_tbl order by id;

--echo # generated columns are updated
create or replace table t (s date, e date,
                           xs date as (s) stored, xe date as (e) stored,
                           period for apptime(s, e));
insert into t values('1999-01-01', '2018-12-12', default, default);
--sorted_result
select * from t;
delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
--sorted_result
select * from t;
truncate t;
--echo # same for trigger case
insert into t values('1999-01-01', '2018-12-12', default, default);
--let $trig_table=t
--source suite/period/create_triggers.inc

delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
--sorted_result
select * from t;
select * from log_tbl order by id;

--echo # View can't be used
create or replace view v as select * from t;
--error ER_IT_IS_A_VIEW
delete from v for portion of p from '2000-01-01' to '2018-01-01';

--echo # View can't be used
create or replace view v as select t.* from t, t as t1;
--error ER_VIEW_DELETE_MERGE_VIEW
delete from v for portion of p from '2000-01-01' to '2018-01-01';

--echo # auto_increment field overflow
create or replace table t (id tinyint auto_increment primary key,
                           s date, e date, period for apptime(s,e));

insert into t values(127, '1999-01-01', '2018-12-12');

--error HA_ERR_AUTOINC_ERANGE
delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
select * from t;

--echo # same for trigger case
--let $trig_table=t
--source suite/period/create_triggers.inc
--echo # negotiate side effects of non-transactional MyISAM engine
replace into t values(127, '1999-01-01', '2018-12-12');
select * from t;
truncate table log_tbl;

--error HA_ERR_AUTOINC_ERANGE
delete from t for portion of apptime from '2000-01-01' to '2018-01-01';
select * from t;
select * from log_tbl order by id;

--echo # custom constraint for period fields
create or replace table t(id int, s date, e date, period for apptime(s,e),
                          constraint dist2days check (datediff(e, s) >= 2));
insert into t values(1, '1999-01-01', '2018-12-12'),
                    (2, '1999-01-01', '1999-12-12');
--error ER_CONSTRAINT_FAILED
delete from t for portion of apptime from '1999-01-02' to '2018-12-12';
--echo # negotiate side effects of non-transactional MyISAM engine
truncate t;
insert into t values(1, '1999-01-01', '2018-12-12'),
                    (2, '1999-01-01', '1999-12-12');
--error ER_CONSTRAINT_FAILED
delete from t for portion of apptime from '1999-01-01' to '2018-12-11';
truncate t;
insert into t values(1, '1999-01-01', '2018-12-12'),
                    (2, '1999-01-01', '1999-12-12');

delete from t for portion of apptime from '1999-01-03' to '2018-12-10';
--sorted_result
select *, datediff(e, s) from t;

drop table t,t2,t3,log_tbl;
drop view v;
drop procedure log;