如何使用 C# 在 Linq to SQL 中编写此 SQL。我无法使 ConsumerApplications 和 RepairOrderEstimates 的状态表连接正常工作。谢谢。
select ca.ConsumerAppID,
ca.LastName,
statConsumerApp.StatusName,
statRepairOrderEstimates.StatusName
from ConsumerApplications ca
join RepairOrderEstimates
on ca.RepairOrderEstimateID = RepairOrderEstimates.RepairOrderEstimateID
join Statuses statConsumerApp
on ca.StatusID = statConsumerApp.StatusID
join Statuses statRepairOrderEstimates
on RepairOrderEstimates.StatusID = statRepairOrderEstimates.StatusID
最佳答案
我想你可以用类似的东西来做到这一点
from ca in ConsumerApplications
join est in RepairOrderEstimates on ca.RepairOrderEstimateID == est.RepairOrderEstimateID
join statConsumerApp in Statuses on ca.StatusID == statConsumerApp.StatusID
join statEstimate in Statuses on est.StatusID == statEstimate.StatusID
select new {
ConsumerAppID = ca.ConsumerAppID,
LastName = ca.LastName,
AppStatus = statConsumerApp.StatusName,
EstimateStatus = statEstimate.StatusName,
}
关于c# - Linq to SQL 为两个不同的表两次连接到同一个表,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/4446163/