本文整理汇总了VB.NET中System.Data.Objects.ObjectQuery<T>.Except方法的典型用法代码示例。如果您正苦于以下问题:VB.NET ObjectQuery<T>.Except方法的具体用法?VB.NET ObjectQuery<T>.Except怎么用?VB.NET ObjectQuery<T>.Except使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Objects.ObjectQuery<T>
的用法示例。
在下文中一共展示了ObjectQuery<T>.Except方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: AdventureWorksEntities
Dim productID = 900
Using context As New AdventureWorksEntities()
Dim queryString As String = "SELECT VALUE product FROM AdventureWorksEntities.Products AS product"
Dim productQuery As New ObjectQuery(Of Product)(queryString, context, MergeOption.NoTracking)
Dim queryString2 As String = "SELECT VALUE product FROM AdventureWorksEntities.Products " & _
" AS product WHERE product.ProductID < @productID"
Dim productQuery2 As New ObjectQuery(Of Product)(queryString2, context, MergeOption.NoTracking)
productQuery2.Parameters.Add(New ObjectParameter("productID", productID))
Dim productQuery3 As ObjectQuery(Of Product) = productQuery.Except(productQuery2)
Console.WriteLine("Result of Except")
Console.WriteLine("------------------")
' Iterate through the collection of Product items
' after the Except method was called.
For Each result As Product In productQuery3
Console.WriteLine("Product Name: {0}", result.ProductID)
Next
End Using