摘要:
**private Date cjsj; //数据库中字段是timestamp(6)@Temporal(TemporalType.DATE) @Column(name = "CJSJ") public Date getCjsj() { return this.cjsj; } public void... 阅读全文
摘要:
*1,hibernate查询语句涉及到多表关联时,如果不需要修改同步到数据库中,避免查询出持久对象,可提高效率现在有两条HQL查询语句,分别如下:from Customer c inner join c.orders o group by c.age;(1)select c.ID,c.name,c.... 阅读全文