Java 在JPA查询中使用GROUPBY和having
您将如何使用JPA查询语言执行以下操作Java 在JPA查询中使用GROUPBY和having,java,orm,jpa,jpql,Java,Orm,Jpa,Jpql,您将如何使用JPA查询语言执行以下操作 select * from person where email in (select email from person group by email having count(email)>1) 最终找到了一个解决方案: select p from Person p where p.email in ( select q.email from Person q group by q.email having count(
select * from person where email in
(select email from person group by email having count(email)>1)
最终找到了一个解决方案:
select p from Person p
where p.email in (
select q.email
from Person q
group by q.email having count(q.email)>1)
order by p.email, p.id
从中,有一个JPA SELECT查询的一般结构说明:
SELECT ... FROM ...
[WHERE ...]
[GROUP BY ... [HAVING ...]]
[ORDER BY ...]