3.查看生成的sql语句

Hibernate: create table t_group (id integer not null auto_increment, name varchar(255), primary key (id))

Hibernate: create table t_user (id integer not null auto_increment, name varchar(255), groupId integer, primary key (id))

Hibernate: alter table t_user add constraint FK_7ktm6l2qkykpqrf6oq01ys8wy foreign key (groupId) references t_group (id)

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