SET GLOBAL event_scheduler=1;
CREATE TABLE t1 (a int primary key, b int) engine=innodb;
insert into t1 values (1,1),(2,2),(3,3);
CREATE TABLE t2 (a int primary key) engine=innodb;
CREATE EVENT e_t1 ON SCHEDULE EVERY 1 SECOND DO insert ignore into test.t2 select a from test.t1;
select * from t2;
a
1
2
3
drop event e_t1;
ALTER TABLE mysql.event DROP PRIMARY KEY, ADD PRIMARY KEY(db,name);
drop table t1,t2;
SET GLOBAL event_scheduler=default;