drop database if exists events_test;
drop database if exists mysqltest_no_such_database;
create database events_test;
use events_test;

Test that Events DDL issue an implicit COMMIT


set autocommit=off;
select @@autocommit;
@@autocommit
0
create table t1 (a varchar(255)) engine=innodb;
begin work;
insert into t1 (a) values ("OK: create event");
create event e1 on schedule every 1 day do select 1;
rollback work;
select * from t1;
a
OK: create event
delete from t1;
commit work;
begin work;
insert into t1 (a) values ("OK: alter event");
alter event e1 on schedule every 2 day do select 2;
rollback work;
select * from t1;
a
OK: alter event
delete from t1;
commit work;
begin work;
insert into t1 (a) values ("OK: alter event rename");
alter event e1 rename to e2;
rollback work;
select * from t1;
a
OK: alter event rename
delete from t1;
commit work;
begin work;
insert into t1 (a) values ("OK: drop event");
drop event e2;
rollback work;
select * from t1;
a
OK: drop event
delete from t1;
commit work;
begin work;
insert into t1 (a) values ("OK: drop event if exists");
drop event if exists e2;
Warnings:
Note	1305	Event e2 does not exist
rollback work;
select * from t1;
a
OK: drop event if exists
delete from t1;
commit work;
create event e1 on schedule every 1 day do select 1;
begin work;
insert into t1 (a) values ("OK: create event if not exists");
create event if not exists e1 on schedule every 2 day do select 2;
Warnings:
Note	1537	Event 'e1' already exists
rollback work;
select * from t1;
a
OK: create event if not exists
delete from t1;
commit work;

Now check various error conditions: make sure we issue an
implicit commit anyway

begin work;
insert into t1 (a) values ("OK: create event: event already exists");
create event e1 on schedule every 2 day do select 2;
ERROR HY000: Event 'e1' already exists
rollback work;
select * from t1;
a
OK: create event: event already exists
delete from t1;
commit work;
begin work;
insert into t1 (a) values ("OK: alter event rename: rename to same name");
alter event e1 rename to e1;
ERROR HY000: Same old and new event name
rollback work;
select * from t1;
a
OK: alter event rename: rename to same name
delete from t1;
commit work;
create event e2 on schedule every 3 day do select 3;
begin work;
insert into t1 (a) values ("OK: alter event rename: destination exists");
alter event e2 rename to e1;
ERROR HY000: Event 'e1' already exists
rollback work;
select * from t1;
a
OK: alter event rename: destination exists
delete from t1;
commit work;
begin work;
insert into t1 (a) values ("OK: create event: database does not exist");
create event mysqltest_no_such_database.e1 on schedule every 1 day do select 1;
ERROR 42000: Unknown database 'mysqltest_no_such_database'
rollback work;
select * from t1;
a
OK: create event: database does not exist
delete from t1;
commit work;
drop database events_test;