193 lines
		
	
	
		
			5.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
		
		
			
		
	
	
			193 lines
		
	
	
		
			5.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
|  | drop table if exists t1; | ||
|  | create table t1 (a varchar(16), b int) engine=innodb; | ||
|  | create trigger t1_bi before insert on t1 for each row | ||
|  | begin | ||
|  | set new.a := upper(new.a); | ||
|  | set new.b := new.b + 3; | ||
|  | end| | ||
|  | select trigger_schema, trigger_name, event_object_schema, | ||
|  | event_object_table, action_statement from information_schema.triggers | ||
|  | where event_object_schema = 'test' and event_object_table = 't1'; | ||
|  | trigger_schema	trigger_name	event_object_schema	event_object_table	action_statement | ||
|  | test	t1_bi	test	t1	begin | ||
|  | set new.a := upper(new.a); | ||
|  | set new.b := new.b + 3; | ||
|  | end | ||
|  | insert into t1 values ('The Lion', 10); | ||
|  | select * from t1; | ||
|  | a	b | ||
|  | THE LION	13 | ||
|  | optimize table t1; | ||
|  | Table	Op	Msg_type	Msg_text | ||
|  | test.t1	optimize	note	Table does not support optimize, doing recreate + analyze instead | ||
|  | test.t1	optimize	status	OK | ||
|  | select trigger_schema, trigger_name, event_object_schema, | ||
|  | event_object_table, action_statement from information_schema.triggers | ||
|  | where event_object_schema = 'test' and event_object_table = 't1'; | ||
|  | trigger_schema	trigger_name	event_object_schema	event_object_table	action_statement | ||
|  | test	t1_bi	test	t1	begin | ||
|  | set new.a := upper(new.a); | ||
|  | set new.b := new.b + 3; | ||
|  | end | ||
|  | insert into t1 values ('The Unicorn', 20); | ||
|  | select * from t1; | ||
|  | a	b | ||
|  | THE LION	13 | ||
|  | THE UNICORN	23 | ||
|  | alter table t1 add column c int default 0; | ||
|  | select trigger_schema, trigger_name, event_object_schema, | ||
|  | event_object_table, action_statement from information_schema.triggers | ||
|  | where event_object_schema = 'test' and event_object_table = 't1'; | ||
|  | trigger_schema	trigger_name	event_object_schema	event_object_table	action_statement | ||
|  | test	t1_bi	test	t1	begin | ||
|  | set new.a := upper(new.a); | ||
|  | set new.b := new.b + 3; | ||
|  | end | ||
|  | insert into t1 values ('Alice', 30, 1); | ||
|  | select * from t1; | ||
|  | a	b	c | ||
|  | THE LION	13	0 | ||
|  | THE UNICORN	23	0 | ||
|  | ALICE	33	1 | ||
|  | alter table t1 rename to t1; | ||
|  | select trigger_schema, trigger_name, event_object_schema, | ||
|  | event_object_table, action_statement from information_schema.triggers | ||
|  | where event_object_schema = 'test' and event_object_table = 't1'; | ||
|  | trigger_schema	trigger_name	event_object_schema	event_object_table	action_statement | ||
|  | test	t1_bi	test	t1	begin | ||
|  | set new.a := upper(new.a); | ||
|  | set new.b := new.b + 3; | ||
|  | end | ||
|  | insert into t1 values ('The Crown', 40, 1); | ||
|  | select * from t1; | ||
|  | a	b	c | ||
|  | THE LION	13	0 | ||
|  | THE UNICORN	23	0 | ||
|  | ALICE	33	1 | ||
|  | THE CROWN	43	1 | ||
|  | alter table t1 rename to t1, add column d int default 0; | ||
|  | select trigger_schema, trigger_name, event_object_schema, | ||
|  | event_object_table, action_statement from information_schema.triggers | ||
|  | where event_object_schema = 'test' and event_object_table = 't1'; | ||
|  | trigger_schema	trigger_name	event_object_schema	event_object_table	action_statement | ||
|  | test	t1_bi	test	t1	begin | ||
|  | set new.a := upper(new.a); | ||
|  | set new.b := new.b + 3; | ||
|  | end | ||
|  | insert into t1 values ('The Pie', 50, 1, 1); | ||
|  | select * from t1; | ||
|  | a	b	c	d | ||
|  | THE LION	13	0	0 | ||
|  | THE UNICORN	23	0	0 | ||
|  | ALICE	33	1	0 | ||
|  | THE CROWN	43	1	0 | ||
|  | THE PIE	53	1	1 | ||
|  | drop table t1; | ||
|  | 
 | ||
|  | Bug#26141 mixing table types in trigger causes full | ||
|  | table lock on innodb table | ||
|  | 
 | ||
|  | Ensure we do not open and lock tables for the triggers we do not | ||
|  | fire. | ||
|  | 
 | ||
|  | drop table if exists t1, t2, t3; | ||
|  | drop trigger if exists trg_bug26141_au; | ||
|  | drop trigger if exists trg_bug26141_ai; | ||
|  | create table t1 (c int primary key) engine=innodb; | ||
|  | create table t2 (c int) engine=myisam; | ||
|  | create table t3 (c int) engine=myisam; | ||
|  | insert into t1 (c) values (1); | ||
|  | create trigger trg_bug26141_ai after insert on t1 | ||
|  | for each row | ||
|  | begin | ||
|  | insert into t2 (c) values (1); | ||
|  | # We need the 'sync' lock to synchronously wait in connection 2 till  | ||
|  | # the moment when the trigger acquired all the locks. | ||
|  | select release_lock("lock_bug26141_sync") into @a; | ||
|  | # 1000 is time in seconds of lock wait timeout -- this is a way | ||
|  | # to cause a manageable sleep up to 1000 seconds | ||
|  | select get_lock("lock_bug26141_wait", 1000) into @a; | ||
|  | end| | ||
|  | create trigger trg_bug26141_au after update on t1 | ||
|  | for each row | ||
|  | begin | ||
|  | insert into t3 (c) values (1); | ||
|  | end| | ||
|  | select get_lock("lock_bug26141_wait", 0); | ||
|  | get_lock("lock_bug26141_wait", 0) | ||
|  | 1 | ||
|  | select get_lock("lock_bug26141_sync", /* must not be priorly locked */ 0); | ||
|  | get_lock("lock_bug26141_sync", /* must not be priorly locked */ 0) | ||
|  | 1 | ||
|  | insert into t1 (c) values (2); | ||
|  | select get_lock("lock_bug26141_sync", 1000); | ||
|  | get_lock("lock_bug26141_sync", 1000) | ||
|  | 1 | ||
|  | update t1 set c=3 where c=1; | ||
|  | select release_lock("lock_bug26141_sync"); | ||
|  | release_lock("lock_bug26141_sync") | ||
|  | 1 | ||
|  | select release_lock("lock_bug26141_wait"); | ||
|  | release_lock("lock_bug26141_wait") | ||
|  | 1 | ||
|  | select * from t1; | ||
|  | c | ||
|  | 2 | ||
|  | 3 | ||
|  | select * from t2; | ||
|  | c | ||
|  | 1 | ||
|  | select * from t3; | ||
|  | c | ||
|  | 1 | ||
|  | drop table t1, t2, t3; | ||
|  | DROP TABLE IF EXISTS t1; | ||
|  | DROP TABLE IF EXISTS t2; | ||
|  | CREATE TABLE t1(a INT PRIMARY KEY) ENGINE=innodb; | ||
|  | CREATE TABLE t2(b INT, FOREIGN KEY(b) REFERENCES t1(a)) ENGINE=innodb; | ||
|  | INSERT INTO t1 VALUES (1); | ||
|  | CREATE TRIGGER t1_bd BEFORE DELETE ON t1 FOR EACH ROW SET @a = 1; | ||
|  | CREATE TRIGGER t1_ad AFTER DELETE ON t1 FOR EACH ROW SET @b = 1; | ||
|  | SET @a = 0; | ||
|  | SET @b = 0; | ||
|  | TRUNCATE t1; | ||
|  | SELECT @a, @b; | ||
|  | @a	@b | ||
|  | 0	0 | ||
|  | INSERT INTO t1 VALUES (1); | ||
|  | DELETE FROM t1; | ||
|  | SELECT @a, @b; | ||
|  | @a	@b | ||
|  | 1	1 | ||
|  | DROP TABLE t2, t1; | ||
|  | End of 5.0 tests | ||
|  | BUG#31612 | ||
|  | Trigger fired multiple times leads to gaps in auto_increment sequence | ||
|  | create table t1 (a int, val char(1)) engine=InnoDB; | ||
|  | create table t2 (b int auto_increment primary key, | ||
|  | val char(1)) engine=InnoDB; | ||
|  | create trigger t1_after_insert after | ||
|  | insert on t1 for each row insert into t2 set val=NEW.val; | ||
|  | insert into t1 values ( 123, 'a'), ( 123, 'b'), ( 123, 'c'), | ||
|  | (123, 'd'), (123, 'e'), (123, 'f'), (123, 'g'); | ||
|  | insert into t1 values ( 654, 'a'), ( 654, 'b'), ( 654, 'c'), | ||
|  | (654, 'd'), (654, 'e'), (654, 'f'), (654, 'g'); | ||
|  | select * from t2 order by b; | ||
|  | b	val | ||
|  | 1	a | ||
|  | 2	b | ||
|  | 3	c | ||
|  | 4	d | ||
|  | 5	e | ||
|  | 6	f | ||
|  | 7	g | ||
|  | 8	a | ||
|  | 9	b | ||
|  | 10	c | ||
|  | 11	d | ||
|  | 12	e | ||
|  | 13	f | ||
|  | 14	g | ||
|  | drop trigger t1_after_insert; | ||
|  | drop table t1,t2; |