我在我的存储库类中使用 Spring Data JPA 的 @Query 注释。当我在 PL-SQL 开发人员中运行相同的 sql 时,它返回结果,但在应用程序内部没有。问题是什么 ?我该如何解决?请帮忙。提前致谢
我的回购类:
@Repository
public interface FiberChannelRepository extends FndJpaRepositiry<FiberChannel, Long> {
@Query("select n.id, c.id, loc from FiberChannel fc left join Channel c on fc.id=c.id left join ChannelNode cn on c.id = cn.id and cn.deleted != true left join Node n on cn.id = n.id and cn.deleted != true left join Location loc on loc.id = n.id and cn.deleted != true where fc.id=?1")
List<Object[]> findNodesByFiber_Id(Long idFiber);
}
SQL 变体:
select n.id_node, c.id_channel, loc.*
from Fiber_Channel fc
left join channel c on fc.id_channel=c.id_channel
left join CHANNEL_NODE cn
on c.id_channel = cn.id_channel and cn.is_deleted != 1
left join Node n
on cn.id_node = n.id_node and cn.is_deleted != 1
left join Location loc
on loc.id_location = n.id_location and cn.is_deleted != 1 where
fc.id_fiber=42266
我已经解决了我的问题。我在查询 sql 中出错了。我用 fc.fiber.id 替换了 fc.id,它现在可以工作了。
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