create table entries(id bigint auto_increment primary key, name varchar(255), mail varchar(255), year int(4), birthday date, verify bool, vocation varchar(255), creation DATE, location varchar(100), phone varchar(50) ); create table verify(id bigint primary key, uuid VARCHAR(36),foreign key verify(id) REFERENCES entries(id)); CREATE TRIGGER before_insert_verify BEFORE INSERT ON verify FOR EACH ROW SET new.uuid = uuid();