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b47cec6c55
row_ins_foreign_check_on_constraint(): When constructing cascade->historical_row for tables WITH SYSTEM VERSIONING, use the appropriate mode ROW_COPY_DATA, because the pointers will be stale after mtr_commit() is invoked.
389 lines
13 KiB
Text
389 lines
13 KiB
Text
#################
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# Test RESTRICT #
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#################
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create table parent(
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id int unique key
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) engine innodb;
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create table child(
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parent_id int,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end),
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foreign key(parent_id) references parent(id)
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on delete restrict
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on update restrict
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) engine innodb with system versioning;
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insert into parent values(1);
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insert into child values(1);
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delete from parent where id = 1;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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delete from child where parent_id = 1;
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delete from parent where id = 1;
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insert into parent values(1);
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insert into child values(1);
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update parent set id=id+1;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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delete from child;
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update parent set id=id+1;
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select * from child for system_time all;
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parent_id
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1
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1
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drop table child;
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drop table parent;
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##############################################
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# Test when clustered index is a foreign key #
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##############################################
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create table parent(
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id int(10) unsigned unique key
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) engine innodb;
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create table child(
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parent_id int(10) unsigned primary key,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end),
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foreign key(parent_id) references parent(id)
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) engine innodb with system versioning;
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insert into parent values(1);
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insert into child values(1);
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delete from parent where id = 1;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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drop table child;
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drop table parent;
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################
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# Test CASCADE #
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################
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create table parent(
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id int unique key
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) engine innodb;
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create table child(
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parent_id int,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end),
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foreign key(parent_id) references parent(id)
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on delete cascade
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on update cascade
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) engine innodb with system versioning;
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insert into parent values(1);
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insert into child values(1);
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delete from parent where id = 1;
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select * from child;
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parent_id
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select * from child for system_time all;
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parent_id
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1
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insert into parent values(1);
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insert into child values(1);
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update parent set id = id + 1;
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select * from child;
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parent_id
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2
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select * from child for system_time all;
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parent_id
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1
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1
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2
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drop table child;
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drop table parent;
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create or replace table parent (
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id int primary key,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end)
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) with system versioning
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engine innodb;
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create or replace table child (
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x int,
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parent_id int not null,
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constraint `parent-fk`
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foreign key (parent_id) references parent (id)
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on delete cascade
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on update restrict
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)
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engine innodb;
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insert into parent (id) values (2);
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insert into child (x, parent_id) values (2, 2);
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delete from parent;
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select * from child;
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x parent_id
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drop table child;
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drop table parent;
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create or replace table parent (
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id int primary key
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)
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engine innodb;
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create or replace table child (
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id int primary key,
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parent_id int not null,
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row_start SYS_DATATYPE as row start invisible,
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row_end SYS_DATATYPE as row end invisible,
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period for system_time(row_start, row_end),
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constraint `parent-fk`
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foreign key (parent_id) references parent (id)
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on delete cascade
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on update restrict
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) with system versioning
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engine innodb;
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insert into parent (id) values (3);
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insert into child (id, parent_id) values (3, 3);
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delete from parent;
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select * from child;
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id parent_id
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select *, check_row(row_start, row_end) from child for system_time all;
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id parent_id check_row(row_start, row_end)
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3 3 HISTORICAL ROW
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drop table child;
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drop table parent;
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#################
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# Test SET NULL #
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#################
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create or replace table parent(
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id int unique key
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) engine innodb;
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create or replace table child(
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parent_id int,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end),
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foreign key(parent_id) references parent(id)
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on delete set null
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on update set null
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) engine innodb with system versioning;
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insert into parent values(1);
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insert into child values(1);
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delete from child;
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insert into child values(1);
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delete from parent where id = 1;
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select * from child;
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parent_id
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NULL
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select *, current_row(sys_end) as current_row from child for system_time all order by sys_end;
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parent_id current_row
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1 0
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1 0
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NULL 1
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delete from child;
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insert into parent values(1);
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insert into child values(1);
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update parent set id= id + 1;
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select * from child;
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parent_id
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NULL
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select *, current_row(sys_end) as current_row from child for system_time all order by sys_end;
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parent_id current_row
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1 0
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1 0
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NULL 0
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1 0
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NULL 1
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drop table child;
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drop table parent;
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###########################
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# Parent table is foreign #
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###########################
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create or replace table parent(
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id int unique key,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end)
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) engine innodb with system versioning;
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create or replace table child(
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parent_id int,
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foreign key(parent_id) references parent(id)
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) engine innodb;
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insert into parent values(1);
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insert into child values(1);
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delete from parent;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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update parent set id=2;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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delete from child;
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delete from parent;
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insert into child values(1);
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ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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insert into parent values(1);
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insert into child values(1);
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delete from parent;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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update parent set id=2;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`parent_id`) REFERENCES `parent` (`id`))
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drop table child;
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drop table parent;
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###################
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# crash on DELETE #
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###################
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create or replace table a (
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cola int(10) primary key,
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v_cola int(10) as (cola mod 10) virtual,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end)
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) engine=innodb with system versioning;
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create index v_cola on a (v_cola);
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create or replace table b(
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cola int(10),
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v_cola int(10),
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end)
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) engine=innodb with system versioning;
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alter table b add constraint `v_cola_fk`
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foreign key (v_cola) references a (v_cola);
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insert into a(cola) values (12);
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insert into b(cola, v_cola) values (10,2);
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delete from a;
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ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`b`, CONSTRAINT `v_cola_fk` FOREIGN KEY (`v_cola`) REFERENCES `a` (`v_cola`))
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drop table b, a;
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###############################################
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# CASCADE UPDATE foreign not system versioned #
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###############################################
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create or replace table parent (
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id smallint unsigned not null auto_increment,
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value int unsigned not null,
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primary key (id, value)
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) engine = innodb;
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create or replace table child (
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id mediumint unsigned not null auto_increment primary key,
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parent_id smallint unsigned not null,
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parent_value int unsigned not null,
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sys_start SYS_DATATYPE as row start invisible,
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sys_end SYS_DATATYPE as row end invisible,
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period for system_time(sys_start, sys_end),
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constraint `fk_child_parent`
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foreign key (parent_id, parent_value) references parent (id, value)
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on delete cascade
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on update cascade
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) engine = innodb with system versioning;
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create or replace table subchild (
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id int not null auto_increment primary key,
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parent_id smallint unsigned not null,
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parent_value int unsigned not null,
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constraint `fk_subchild_child_parent`
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foreign key (parent_id, parent_value) references child (parent_id, parent_value)
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on delete cascade
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on update cascade
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) engine=innodb;
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insert into parent (value) values (23);
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select id, value from parent into @id, @value;
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insert into child values (default, @id, @value);
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insert into subchild values (default, @id, @value);
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select parent_id from subchild;
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parent_id
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1
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update parent set id = 11, value = value + 1;
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select parent_id from subchild;
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parent_id
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11
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select * from child;
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id parent_id parent_value
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1 11 24
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delete from parent;
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select count(*) from child;
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count(*)
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0
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select * from child for system_time all;
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id parent_id parent_value
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1 1 23
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1 11 24
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select count(*) from subchild;
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count(*)
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0
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drop table subchild, child, parent;
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CREATE TABLE t1 (f1 INT, KEY(f1)) ENGINE=InnoDB;
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CREATE TABLE t2 (f2 INT, FOREIGN KEY (f2) REFERENCES t1 (f1)) ENGINE=InnoDB WITH SYSTEM VERSIONING;
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SET FOREIGN_KEY_CHECKS= OFF;
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INSERT IGNORE INTO t2 VALUES (1);
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SET FOREIGN_KEY_CHECKS= ON;
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UPDATE t2 SET f2= 2;
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ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test`.`t2`, CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`f2`) REFERENCES `t1` (`f1`))
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DELETE FROM t2;
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DROP TABLE t2, t1;
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#
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# MDEV-18879 Corrupted record inserted by FOREIGN KEY operation
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#
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SET timestamp = 1;
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SET time_zone='+02:00';
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SELECT now();
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now()
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1970-01-01 02:00:01
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CREATE TABLE t1 (
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pk INT UNSIGNED PRIMARY KEY,
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f1 varchar(255) CHARACTER SET ucs2,
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f2 longtext CHARACTER SET ucs2,
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f3 varchar(255),
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f4 char(255),
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f5 longtext CHARACTER SET ucs2,
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f6 INT UNSIGNED,
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f7 INT UNSIGNED,
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f8 INT UNSIGNED,
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f9 INT UNSIGNED,
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f10 INT UNSIGNED,
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f11 INT UNSIGNED,
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f12 varchar(255) CHARACTER SET ucs2,
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f13 char(255) CHARACTER SET ucs2,
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f14 char(255) CHARACTER SET ucs2,
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f15 varchar(255),
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f16 longtext,
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f17 char(255)
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) ENGINE=InnoDB WITH SYSTEM VERSIONING;
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INSERT INTO t1 VALUES
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(1, 'a', 'e', 'f', 'a', 'generate', 1, 2, 3, 4, 5, 6, 'main', 'against', 'b', 'u', 'explode', 'tomorrow'),
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(2, REPEAT('a',127), 'f', 'k', 'game', 'g', 2, 3, 4, 5, 6, 7, REPEAT('o',222), 'oven', 'flower', REPEAT('r',120), 'l', 'g'),
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(3, 'weekly', 'x', 'v', 'r', 'c', 3, 4, 5, 6, 7, 8, 'validity', 'y', 'h', 'oxygen', 'venture', 'uncertainty'),
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(4, 'r', 't', REPEAT('b',153), 'modern', 'h', 4, 5, 6, 7, 8, 9, REPEAT('g',128), 'a', 'w', 'f', 'b', 'b'),
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(5, 'h', 'y', REPEAT('v',107), 'knife', 'profession', 5, 6, 7, 8, 9, 0, 'infection', 'u', 'likelihood', REPEAT('n',149), 'folk', 'd'),
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(6, 'g', 'violent', REPEAT('o',28), 'capital', 'p', 6, 7, 8, 9, 0, 1, 'w', 'patron', 'd', 'y', 'originally', 'k'),
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(7, 'k', 'uncomfortable', REPEAT('v',248), 'y', 'link', 7, 8, 9, 0, 1, 2, REPEAT('j',204), 'j', 'statute', 'emphasis', 'u', 'water'),
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(8, 'preparation', 'water', 'suck', 'silver', 'a', 8, 9, 0, 1, 2, 3, 'h', 'q', 'o', 't', 'k', 'y'),
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(9, 'y', 'f', 'e', 'a', 'dawn', 9, 0, 1, 2, 3, 4, 'peak', 'parking', 'b', 't', 'timber', 'c'),
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(10, REPEAT('h',78), 'apologize', 'direct', 'u', 'frankly', 0, 1, 2, 3, 4, 5, 'h', 'exhibit', 'f', 'd', 'effective', 'c'),
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(11, 'i', 'h', 'a', 'y', 'u', 1, 2, 3, 4, 5, 6, 'l', 'b', 'm', 'respond', 'ideological', 'credibility');
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CREATE TABLE t2 (
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pk int primary key,
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f char(255) CHARACTER SET ucs2,
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key(f)
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) ENGINE=InnoDB;
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INSERT INTO t2 VALUES (1,'against'),(2,'q');
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SET SQL_MODE= '';
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SET timestamp = 2;
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SELECT * FROM t1 INTO OUTFILE 't1.data';
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SET timestamp = 3;
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UPDATE t1 SET f13 = 'q';
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SET timestamp = 4;
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LOAD DATA INFILE 't1.data' REPLACE INTO TABLE t1;
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Warnings:
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Warning 1265 Data truncated for column 'f12' at row 2
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Warning 1265 Data truncated for column 'f12' at row 4
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Warning 1265 Data truncated for column 'f12' at row 7
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SELECT * FROM t1 INTO OUTFILE 't1.data.2' ;
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SET timestamp = 5;
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LOAD DATA INFILE 't1.data.2' REPLACE INTO TABLE t1;
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Warnings:
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Warning 1265 Data truncated for column 'f1' at row 2
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Warning 1265 Data truncated for column 'f12' at row 2
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Warning 1265 Data truncated for column 'f12' at row 4
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Warning 1265 Data truncated for column 'f12' at row 7
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Warning 1265 Data truncated for column 'f1' at row 10
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SELECT * FROM t2 INTO OUTFILE 't2.data';
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SET timestamp = 6;
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LOAD DATA INFILE 't2.data' REPLACE INTO TABLE t2;
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SET FOREIGN_KEY_CHECKS = OFF;
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ALTER TABLE t1 ADD FOREIGN KEY (f13) REFERENCES t2 (f) ON DELETE SET NULL;
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SET timestamp = 7;
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LOAD DATA INFILE 't1.data' REPLACE INTO TABLE t1;
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Warnings:
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Warning 1265 Data truncated for column 'f12' at row 2
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Warning 1265 Data truncated for column 'f12' at row 4
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Warning 1265 Data truncated for column 'f12' at row 7
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SET FOREIGN_KEY_CHECKS = ON;
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SET SESSION SQL_MODE= 'NO_BACKSLASH_ESCAPES';
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SET timestamp = 8;
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LOAD DATA INFILE 't1.data' REPLACE INTO TABLE t1;
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Warnings:
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Warning 1265 Data truncated for column 'f12' at row 2
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Warning 1265 Data truncated for column 'f12' at row 4
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Warning 1265 Data truncated for column 'f12' at row 7
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SET timestamp = 9;
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REPLACE INTO t2 SELECT * FROM t2;
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DROP TABLE t1, t2;
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