drop table if exists gh_ost_test_child; drop table if exists gh_ost_test; create table gh_ost_test ( id int auto_increment, primary key(id) ) engine=innodb auto_increment=1; create table gh_ost_test_child ( id int auto_increment, i int not null, parent_id int not null, constraint test_fk foreign key (parent_id) references gh_ost_test (id) on delete no action, primary key(id) ) engine=innodb; insert into gh_ost_test (id) values (1),(2),(3); drop event if exists gh_ost_test; drop event if exists gh_ost_test_cleanup; delimiter ;; create event gh_ost_test on schedule every 1 second starts current_timestamp ends current_timestamp + interval 60 second on completion not preserve enable do begin insert into gh_ost_test_child values (null, 11, 1); insert into gh_ost_test_child values (null, 13, 2); insert into gh_ost_test_child values (null, 17, 3); end ;; create event gh_ost_test_cleanup on schedule at current_timestamp + interval 60 second on completion not preserve enable do begin drop table if exists gh_ost_test_child; end ;;