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#
# MDEV-37199 UNIQUE KEY USING HASH accepting duplicate records
#
## INSERT
create table t1 (
id int, s date, e date,
period for p(s,e),
unique(id, p without overlaps)
) engine=innodb;
start transaction;
select * from t1;
id s e
connect con1,localhost,root;
insert t1 values(10, date'2010-10-10', date'2010-11-11');
delete from t1;
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
set debug_sync="innodb_row_ins_step_enter SIGNAL checked_duplicate WAIT_FOR do_insert";
insert t1 values(10, date'2010-09-09', date'2010-11-10');
connect con2,localhost,root;
set debug_sync="now WAIT_FOR checked_duplicate";
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
insert t1 values(10, date'2010-10-10', date'2010-11-12');
set debug_sync="now SIGNAL do_insert";
connection con1;
ERROR 23000: Duplicate entry '10-2010-11-10-2010-09-09' for key 'id'
connection default;
select * from t1;
id s e
commit;
select * from t1;
id s e
10 2010-10-10 2010-11-12
disconnect con1;
disconnect con2;
set debug_sync='RESET';
drop table t1;
## UPDATE
create table t1 (
id int, s date, e date,
period for p(s,e),
unique(id, p without overlaps)
) engine=innodb;
start transaction;
select * from t1;
id s e
connect con1,localhost,root;
insert t1 values(10, date'2010-10-10', date'2010-11-11');
delete from t1;
insert t1 values(10, date'2010-09-09', date'2010-09-10');
insert t1 values(10, date'2010-12-10', date'2010-12-12');
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
set debug_sync="innodb_row_update_for_mysql_begin SIGNAL checked_duplicate WAIT_FOR do_insert";
update t1 set e=e + interval 2 month where s=date'2010-09-09';
connect con2,localhost,root;
set debug_sync="now WAIT_FOR checked_duplicate";
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
update t1 set s=date'2010-10-10' where e=date'2010-12-12';
set debug_sync="now SIGNAL do_insert";
connection con1;
ERROR 23000: Duplicate entry '10-2010-11-10-2010-09-09' for key 'id'
connection default;
select * from t1;
id s e
commit;
select * from t1;
id s e
10 2010-09-09 2010-09-10
10 2010-10-10 2010-12-12
disconnect con1;
disconnect con2;
set debug_sync='RESET';
drop table t1;
## INSERT IGNORE
create table t1 (
id int, s date, e date,
period for p(s,e),
unique(id, p without overlaps)
) engine=innodb;
start transaction;
select * from t1;
id s e
connect con1,localhost,root;
insert t1 values(10, date'2010-10-10', date'2010-11-11');
delete from t1;
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
set debug_sync="innodb_row_ins_step_enter SIGNAL checked_duplicate WAIT_FOR do_insert";
insert ignore t1 values(10, date'2010-09-09', date'2010-11-10'),(11, date'2010-09-09', date'2010-11-10');
connect con2,localhost,root;
set debug_sync="now WAIT_FOR checked_duplicate";
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
insert t1 values(10, date'2010-10-10', date'2010-11-12');
set debug_sync="now SIGNAL do_insert";
connection con1;
Warnings:
Warning 1062 Duplicate entry '10-2010-11-10-2010-09-09' for key 'id'
connection default;
select * from t1;
id s e
commit;
select * from t1;
id s e
10 2010-10-10 2010-11-12
11 2010-09-09 2010-11-10
disconnect con1;
disconnect con2;
set debug_sync='RESET';
drop table t1;
## UPDATE IGNORE
create table t1 (
id int, s date, e date,
period for p(s,e),
unique(id, p without overlaps)
) engine=innodb;
start transaction;
select * from t1;
id s e
connect con1,localhost,root;
insert t1 values(10, date'2010-10-10', date'2010-11-11');
delete from t1;
insert t1 values(10, date'2010-09-09', date'2010-09-10');
insert t1 values(10, date'2010-12-10', date'2010-12-12');
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
set debug_sync="innodb_row_update_for_mysql_begin SIGNAL checked_duplicate WAIT_FOR do_insert";
update ignore t1 set e=e + interval 2 month where s=date'2010-09-09';
connect con2,localhost,root;
set debug_sync="now WAIT_FOR checked_duplicate";
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
update t1 set s=date'2010-10-10' where e=date'2010-12-12';
set debug_sync="now SIGNAL do_insert";
connection con1;
ERROR 42000: UPDATE IGNORE in READ COMMITTED isolation mode of a table with a UNIQUE constraint WITHOUT OVERLAPS is not currently supported
connection default;
select * from t1;
id s e
commit;
select * from t1;
id s e
10 2010-09-09 2010-09-10
10 2010-10-10 2010-12-12
disconnect con1;
disconnect con2;
set debug_sync='RESET';
drop table t1;
## UPDATE modifying PK
create table t1 (
id int, s date, e date,
period for p(s,e),
primary key (id, p without overlaps)
) engine=innodb;
start transaction;
select * from t1;
id s e
connect con1,localhost,root;
insert t1 values(10, date'2010-10-10', date'2010-11-11');
delete from t1;
insert t1 values(10, date'2010-09-09', date'2010-09-10');
insert t1 values(10, date'2010-12-10', date'2010-12-12');
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
set debug_sync="innodb_row_update_for_mysql_begin SIGNAL checked_duplicate WAIT_FOR do_insert";
update t1 set e=e + interval 2 month where s=date'2010-09-09';
connect con2,localhost,root;
set debug_sync="now WAIT_FOR checked_duplicate";
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
update t1 set s=date'2010-10-10' where e=date'2010-12-12';
set debug_sync="now SIGNAL do_insert";
connection con1;
ERROR 23000: Duplicate entry '10-2010-11-10-2010-09-09' for key 'PRIMARY'
connection default;
select * from t1;
id s e
commit;
select * from t1;
id s e
10 2010-09-09 2010-09-10
10 2010-10-10 2010-12-12
disconnect con1;
disconnect con2;
set debug_sync='RESET';
drop table t1;
## UPDATE IGNORE modifying PK
create table t1 (
id int, s date, e date,
period for p(s,e),
primary key (id, p without overlaps)
) engine=innodb;
start transaction;
select * from t1;
id s e
connect con1,localhost,root;
insert t1 values(10, date'2010-10-10', date'2010-11-11');
delete from t1;
insert t1 values(10, date'2010-09-09', date'2010-09-10');
insert t1 values(10, date'2010-12-10', date'2010-12-12');
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
set debug_sync="innodb_row_update_for_mysql_begin SIGNAL checked_duplicate WAIT_FOR do_insert";
update ignore t1 set e=e + interval 2 month where s=date'2010-09-09';
connect con2,localhost,root;
set debug_sync="now WAIT_FOR checked_duplicate";
set innodb_snapshot_isolation=0;
set transaction isolation level read committed;
update t1 set s=date'2010-10-10' where e=date'2010-12-12';
set debug_sync="now SIGNAL do_insert";
connection con1;
ERROR 42000: UPDATE IGNORE in READ COMMITTED isolation mode of a table with a UNIQUE constraint WITHOUT OVERLAPS is not currently supported
connection default;
select * from t1;
id s e
commit;
select * from t1;
id s e
10 2010-09-09 2010-09-10
10 2010-10-10 2010-12-12
disconnect con1;
disconnect con2;
set debug_sync='RESET';
drop table t1;
# End of 10.6 tests
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