Description:
Due to the scheduling datetimme of event has expired, so execution of this case will failed. and the error message as following:
200203 16:42:15 [ 72%] main.errors w7 [ pass ] 2454
200203 16:42:17 [ 72%] main.events_1 w7 [ fail ]
Test ended at 2020-02-03 16:42:17
CURRENT_TEST: main.events_1
mysqltest: At line 69: Query 'ALTER EVENT event_starts_test ON SCHEDULE AT '2020-02-02 20:00:02'' failed.
ERROR 1589 (HY000): Event execution time is in the past and ON COMPLETION NOT PRESERVE is set. The event was not changed. Specify a time in the future.
The result from queries just before the failure was:
drop event if exists event1;
Warnings:
Note 1305 Event event1 does not exist
create event event1 on schedule every 15 minute starts now() ends date_add(now(), interval 5 hour) DO begin end;
alter event event1 rename to event2 enable;
alter event event2 disable;
alter event event2 enable;
alter event event2 on completion not preserve;
alter event event2 on schedule every 1 year on completion preserve rename to event3 comment "new comment" do begin select 1; end__
alter event event3 rename to event2;
drop event event2;
create event event2 on schedule every 2 second starts now() ends date_add(now(), interval 5 hour) comment "some" DO begin end;
drop event event2;
CREATE EVENT event_starts_test ON SCHEDULE EVERY 10 SECOND COMMENT "" DO SELECT 1;
SELECT interval_field, interval_value, event_definition FROM information_schema.events WHERE event_name='event_starts_test';
INTERVAL_FIELD INTERVAL_VALUE EVENT_DEFINITION
SECOND 10 SELECT 1
SELECT execute_at IS NULL, starts IS NULL, ends IS NULL, event_comment FROM information_schema.events WHERE event_schema='events_test' AND event_name='event_starts_test';
execute_at IS NULL starts IS NULL ends IS NULL EVENT_COMMENT
1 0 1
safe_process[14228]: Child process: 14229, exit: 1
How to repeat:
just runing this MTR case, main.events_1.
Suggested fix:
We can use 'ON COMPLETION PRESERVE DISABLE' to keep the event after event completion;
Description: Due to the scheduling datetimme of event has expired, so execution of this case will failed. and the error message as following: 200203 16:42:15 [ 72%] main.errors w7 [ pass ] 2454 200203 16:42:17 [ 72%] main.events_1 w7 [ fail ] Test ended at 2020-02-03 16:42:17 CURRENT_TEST: main.events_1 mysqltest: At line 69: Query 'ALTER EVENT event_starts_test ON SCHEDULE AT '2020-02-02 20:00:02'' failed. ERROR 1589 (HY000): Event execution time is in the past and ON COMPLETION NOT PRESERVE is set. The event was not changed. Specify a time in the future. The result from queries just before the failure was: drop event if exists event1; Warnings: Note 1305 Event event1 does not exist create event event1 on schedule every 15 minute starts now() ends date_add(now(), interval 5 hour) DO begin end; alter event event1 rename to event2 enable; alter event event2 disable; alter event event2 enable; alter event event2 on completion not preserve; alter event event2 on schedule every 1 year on completion preserve rename to event3 comment "new comment" do begin select 1; end__ alter event event3 rename to event2; drop event event2; create event event2 on schedule every 2 second starts now() ends date_add(now(), interval 5 hour) comment "some" DO begin end; drop event event2; CREATE EVENT event_starts_test ON SCHEDULE EVERY 10 SECOND COMMENT "" DO SELECT 1; SELECT interval_field, interval_value, event_definition FROM information_schema.events WHERE event_name='event_starts_test'; INTERVAL_FIELD INTERVAL_VALUE EVENT_DEFINITION SECOND 10 SELECT 1 SELECT execute_at IS NULL, starts IS NULL, ends IS NULL, event_comment FROM information_schema.events WHERE event_schema='events_test' AND event_name='event_starts_test'; execute_at IS NULL starts IS NULL ends IS NULL EVENT_COMMENT 1 0 1 safe_process[14228]: Child process: 14229, exit: 1 How to repeat: just runing this MTR case, main.events_1. Suggested fix: We can use 'ON COMPLETION PRESERVE DISABLE' to keep the event after event completion;