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--source include/have_innodb.inc
set default_storage_engine=innodb;
create or replace table t (id int, x int, s date, e date, period for p(s,e),
unique(id, x, p without overlaps));
create or replace table s (id int, x int, s date, e date, period for fp(s,e),
foreign key(id, x, period fp)
references t(id, x, period p)
on delete restrict);
show create table s;
flush tables;
insert into t values(1, 1, '2017-01-03', '2017-01-20');
insert into t values(1, 1, '2017-01-20', '2017-01-25');
insert into t values(1, 1, '2017-01-25', '2017-01-26');
insert into t values(1, 1, '2017-01-26', '2017-01-30');
insert into s values(1, 1, '2017-01-03', '2017-01-20');
select * from t;
select * from s;
--error ER_ROW_IS_REFERENCED_2
delete from t;
select * from t;
select * from s;
--error ER_ROW_IS_REFERENCED_2
delete from t where s = '2017-01-03' and e = '2017-01-20';
--echo # no error
delete from t where s = '2017-01-20' and e = '2017-01-25';
insert into t values(1, 1, '2017-01-20', '2017-01-25');
insert into s values (1, 1, '2017-01-27', '2017-01-30');
--error ER_ROW_IS_REFERENCED_2
delete from t where s = '2017-01-26' and e = '2017-01-30';
delete from t where s = '2017-01-25' and e = '2017-01-26';
--error ER_NO_REFERENCED_ROW_2
insert into s values (1, 1, '2017-01-22', '2017-01-28');
insert into t values (1, 1, '2017-01-25', '2017-01-26');
select * from t;
select * from s;
insert into s values (1, 1, '2017-01-03', '2017-01-15');
insert into s values (1, 1, '2017-01-07', '2017-01-15');
insert into s values (1, 1, '2017-01-07', '2017-01-20');
insert into s values (1, 1, '2017-01-07', '2017-01-26');
insert into s values (1, 1, '2017-01-07', '2017-01-27');
--error ER_NO_REFERENCED_ROW_2
insert into s values (1, 1, '2017-01-01', '2017-02-28');
--error ER_NO_REFERENCED_ROW_2
insert into s values (1, 1, '2017-01-01', '2017-01-30');
select * from t;
select * from s;
--error ER_ROW_IS_REFERENCED_2
update t set x= 2 where s='2017-01-03' and e='2017-01-20';
--error ER_NO_REFERENCED_ROW_2
update s set x= 2 where s = '2017-01-03' and e = '2017-01-20';
update s set s= '2017-01-05' where s < '2017-01-05' and e > '2017-01-05';
--error ER_NO_REFERENCED_ROW_2
update s set s= '2017-01-01' where s < '2017-01-26' and e > '2017-01-25';
--echo # Free period ('2017-01-25', '2017-01-26') from references
update s set s= '2017-01-26', e= '2017-01-30' where s < '2017-01-26'
and e > '2017-01-25';
update t set x= 2 where s = '2017-01-25' and e = '2017-01-26';
update t set s= '2017-01-26', e= '2017-01-30' where s = '2017-01-25'
and e = '2017-01-26';
update s set x= 2 where s = '2017-01-26' and e = '2017-01-30';
update s set s= '2017-01-28', e = '2017-01-29' where x = 2;
select * from t;
select * from s;
--error ER_ROW_IS_REFERENCED_2
update t set x= 2 where s='2017-01-03' and e='2017-01-20';
--echo # Expand left
update t set s= '2017-01-01' where s = '2017-01-03' and e = '2017-01-20';
--echo # Shrink left
update t set s= '2017-01-05' where e = '2017-01-20';
--echo # Expand right
update t set e= '2017-02-10' where s = '2017-01-26' and e = '2017-01-30';
--echo # Shrink right
--error ER_ROW_IS_REFERENCED_2
update t set e= '2017-01-29' where s = '2017-01-26';
delete from s where s = '2017-01-27' and e = '2017-01-30';
update t set e= '2017-01-29' where s = '2017-01-26';
--echo # Shrink both
--error ER_ROW_IS_REFERENCED_2
update t set s= '2017-01-27', e= '2017-01-28' where x = 2;
update t set s= '2017-01-28', e= '2017-01-29' where x = 2;
--echo # Expand both
update t set s= '2017-01-20', e= '2017-02-05' where x = 2;
--echo # Move right
--error ER_ROW_IS_REFERENCED_2
update t set s= '2017-02-02', e= '2017-02-25' where x = 2;
update t set s= '2017-01-28', e= '2017-02-25' where x = 2;
--echo # Move left
--error ER_ROW_IS_REFERENCED_2
update t set s= '2017-01-20', e= '2017-01-27' where x = 2;
update t set s= '2017-01-20', e= '2017-01-29' where x = 2;
--error ER_PERIOD_NOT_FOUND
create or replace table s (id int, x int, s date, e date, period for fp(s,e),
foreign key(id, x, period no_such_p)
references t(id, x, period p)
on delete restrict);
--error ER_PERIOD_FK_NOT_FOUND
create or replace table s (id int, x int, s date, e date, period for fp(s,e),
foreign key(id, x, period fp)
references t(id, x, period no_such_p)
on delete restrict);
create or replace table t1 (id int, x int, s timestamp, e timestamp, period for p(s,e),
unique(id, x, p without overlaps));
--error ER_PERIOD_FK_TYPES_MISMATCH
create or replace table s (id int, x int, s date, e date, period for fp(s,e),
foreign key(id, x, period fp)
references t1(id, x, period p)
on delete restrict);
--error ER_PERIOD_FK_TYPES_MISMATCH
create or replace table s (id int, x int, s timestamp(6), e timestamp(6),
period for fp(s,e),
foreign key(id, x, period fp)
references t1(id, x, period p)
on delete restrict);
create or replace table s (id int, x int, s date, e date);
--error ER_PERIOD_FK_NOT_FOUND
alter table s add period for fp(s,e),
add foreign key(id, x, period fp)
references t1(id, x, period no_such_p)
on delete restrict;
--error ER_PERIOD_FK_TYPES_MISMATCH
alter table s add period for fp(s,e),
add foreign key(id, x, period fp)
references t1(id, x, period p)
on delete restrict;
--error ER_PERIOD_FK_TYPES_MISMATCH
alter table s change s s timestamp(6), change e e timestamp(6),
add period for fp(s, e),
add foreign key(id, x, period fp)
references t1(id, x, period p)
on delete restrict;
alter table s change s s timestamp(6), change e e timestamp(6),
add period for fp(s, e);
--error ER_PERIOD_FK_TYPES_MISMATCH
alter table s add foreign key(id, x, period fp)
references t1(id, x, period p)
on delete restrict;
drop database test;
create database test;
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