CREATE DATABASE IF NOT EXISTS events_test;
use events_test;
CREATE EVENT one_event ON SCHEDULE EVERY 10 SECOND DO SELECT 123;
Warnings:
Warning	1105	Event scheduler is switched off, use SET GLOBAL event_scheduler=ON to enable it.
SHOW EVENTS;
Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
events_test	one_event	root@localhost	SYSTEM	RECURRING	NULL	10	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	root@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
CREATE DATABASE events_test2;
CREATE USER ev_test@localhost;
GRANT ALL ON events_test.* to ev_test@localhost;
GRANT ALL ON events_test2.* to ev_test@localhost;
GRANT ALL ON test.* TO ev_test@localhost;
REVOKE EVENT ON events_test2.* FROM ev_test@localhost;
connect  ev_con1,localhost,ev_test,,events_test2;
select "NEW CONNECTION";
NEW CONNECTION
NEW CONNECTION
SELECT USER(), DATABASE();
USER()	DATABASE()
ev_test@localhost	events_test2
SHOW GRANTS;
Grants for ev_test@localhost
GRANT USAGE ON *.* TO `ev_test`@`localhost`
GRANT ALL PRIVILEGES ON `test`.* TO `ev_test`@`localhost`
GRANT ALL PRIVILEGES ON `events_test`.* TO `ev_test`@`localhost`
GRANT SELECT, INSERT, UPDATE, DELETE, CREATE, DROP, REFERENCES, INDEX, ALTER, CREATE TEMPORARY TABLES, LOCK TABLES, EXECUTE, CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, TRIGGER, DELETE HISTORY ON `events_test2`.* TO `ev_test`@`localhost`
"Here comes an error:";
SHOW EVENTS;
ERROR 42000: Access denied for user 'ev_test'@'localhost' to database 'events_test2'
USE events_test;
"We should see one event";
SHOW EVENTS;
Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
events_test	one_event	root@localhost	SYSTEM	RECURRING	NULL	10	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
SELECT CONCAT("Let's create some new events from the name of ", USER());
CONCAT("Let's create some new events from the name of ", USER())
Let's create some new events from the name of ev_test@localhost
CREATE EVENT one_event ON SCHEDULE EVERY 20 SECOND DO SELECT 123;
ERROR HY000: Event 'one_event' already exists
CREATE EVENT two_event ON SCHEDULE EVERY 20 SECOND ON COMPLETION NOT PRESERVE COMMENT "two event" DO SELECT 123;
Warnings:
Warning	1105	Event scheduler is switched off, use SET GLOBAL event_scheduler=ON to enable it.
CREATE EVENT three_event ON SCHEDULE EVERY 20 SECOND ON COMPLETION PRESERVE COMMENT "three event" DO SELECT 123;
Warnings:
Warning	1105	Event scheduler is switched off, use SET GLOBAL event_scheduler=ON to enable it.
"Now we should see 3 events:";
SHOW EVENTS;
Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
events_test	one_event	root@localhost	SYSTEM	RECURRING	NULL	10	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
events_test	three_event	ev_test@localhost	SYSTEM	RECURRING	NULL	20	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
events_test	two_event	ev_test@localhost	SYSTEM	RECURRING	NULL	20	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
"This should show us only 2 events:";
SHOW EVENTS LIKE 't%event';
Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
events_test	three_event	ev_test@localhost	SYSTEM	RECURRING	NULL	20	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
events_test	two_event	ev_test@localhost	SYSTEM	RECURRING	NULL	20	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
"This should show us no events:";
SHOW EVENTS FROM test LIKE '%';
Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
connection default;
GRANT EVENT ON events_test2.* TO ev_test@localhost;
connection ev_con1;
USE events_test2;
CREATE EVENT four_event ON SCHEDULE EVERY 20 SECOND DO SELECT 42;
Warnings:
Warning	1105	Event scheduler is switched off, use SET GLOBAL event_scheduler=ON to enable it.
connection default;
USE events_test;
"We should see 4 events : one_event, two_event, three_event & four_event"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	root@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
def	events_test	three_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	PRESERVE	three event
def	events_test	two_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	two event
def	events_test2	four_event	ev_test@localhost	SQL	SELECT 42	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	
DROP DATABASE events_test2;
"We should see 3 events : one_event, two_event, three_event"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	root@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
def	events_test	three_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	PRESERVE	three event
def	events_test	two_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	two event
connection default;
CREATE DATABASE events_test2;
USE events_test2;
CREATE EVENT five_event ON SCHEDULE EVERY 20 SECOND DO SELECT 42;
Warnings:
Warning	1105	Event scheduler is switched off, use SET GLOBAL event_scheduler=ON to enable it.
connection ev_con1;
"Should see 4 events - one, two, three & five"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	root@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
def	events_test	three_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	PRESERVE	three event
def	events_test	two_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	two event
def	events_test2	five_event	root@localhost	SQL	SELECT 42	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	
connection default;
REVOKE EVENT ON events_test2.* FROM ev_test@localhost;
connection ev_con1;
USE test;
"Should see 3 events - one, two & three"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	root@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
def	events_test	three_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	PRESERVE	three event
def	events_test	two_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	two event
"Let's test ALTER EVENT which changes the definer"
USE events_test;
ALTER EVENT one_event ON SCHEDULE EVERY 10 SECOND;
"The definer should be ev_test@localhost"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_NAME='one_event';
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
connection default;
USE events_test;
ALTER EVENT one_event COMMENT "comment";
connection ev_con1;
"The definer should be root@localhost"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_NAME='one_event';
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	root@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	comment
ALTER EVENT one_event DO SELECT 12;
"The definer should be ev_test@localhost"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_NAME='one_event';
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	ev_test@localhost	SQL	SELECT 12	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	comment
connection default;
"make the definer again root@localhost"
ALTER EVENT one_event COMMENT "new comment";
connection ev_con1;
"test DROP by another user"
DROP EVENT one_event;
connection default;
"One event should not be there"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	three_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	PRESERVE	three event
def	events_test	two_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	two event
def	events_test2	five_event	root@localhost	SQL	SELECT 42	RECURRING	NULL	20	SECOND	ENABLED	NOT PRESERVE	
connection ev_con1;
disconnect ev_con1;
connection default;
DROP USER ev_test@localhost;
DROP DATABASE events_test2;
DROP DATABASE events_test;