DbExpressionBuilder.UnionAll(DbExpression, DbExpression) Method

Reference

Definition

Namespace:: System.Data.Common.CommandTrees.ExpressionBuilder

Assembly:: System.Data.Entity.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Creates a new DbUnionAllExpression that computes the union of the left and right set arguments and does not remove duplicates.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Data::Common::CommandTrees::DbUnionAllExpression ^ UnionAll(System::Data::Common::CommandTrees::DbExpression ^ left, System::Data::Common::CommandTrees::DbExpression ^ right);

public static System.Data.Common.CommandTrees.DbUnionAllExpression UnionAll (this System.Data.Common.CommandTrees.DbExpression left, System.Data.Common.CommandTrees.DbExpression right);

static member UnionAll : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbUnionAllExpression

<Extension()>
Public Function UnionAll (left As DbExpression, right As DbExpression) As DbUnionAllExpression

Parameters

left: DbExpression

An expression that defines the left set argument.

right: DbExpression

An expression that defines the right set argument.

Returns

DbUnionAllExpression

A new DbUnionAllExpression that union, including duplicates, of the left and right arguments.

Exceptions

ArgumentNullException

left or right is null.

ArgumentException

No common collection result type with an equality-comparable element type exists between left and right.

Applies to

इसके माध्यम से साझा किया गया