Java 如何在Hibernate中按查询编写此组?
这是对sql的查询Java 如何在Hibernate中按查询编写此组?,java,hibernate,Java,Hibernate,这是对sql的查询 SELECT type ,SUM(amount) FROM CustomerPayment GROUP BY type 如何在hibernate中编写此代码?在hql中也是如此: 按c.type从CustomerPayment c组中选择c.type,sum(c.amount)上面的代码给出了org.hibernate.query异常:在预期中:c[按c.type从CustomerPayment c组中选择c.type,sum(c.amount)]org.hibernate
SELECT type ,SUM(amount) FROM CustomerPayment GROUP BY type
如何在hibernate中编写此代码?在hql中也是如此:
按c.type从CustomerPayment c组中选择c.type,sum(c.amount)
上面的代码给出了org.hibernate.query异常:在预期中:c[按c.type从CustomerPayment c组中选择c.type,sum(c.amount)]org.hibernate.hql.classic.FromParser.token(FromParser.java:106)错误发布CustomerPayment
实体的代码。我假设您的amount和type列映射到了相应的字段。是的,我的表中有它们我相信您的实体在Hibernate中没有正确映射,您能否从CustomerPayment执行查询?