EdmFunctions.Average(DbExpression) Method

Reference

Definition

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

Assembly:: System.Data.Entity.dll

Important

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Creates a DbFunctionExpression that invokes the canonical 'Avg' function over the specified collection. The result type of the expression is the same as the element type of the collection.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Data::Common::CommandTrees::DbFunctionExpression ^ Average(System::Data::Common::CommandTrees::DbExpression ^ collection);

public static System.Data.Common.CommandTrees.DbFunctionExpression Average(this System.Data.Common.CommandTrees.DbExpression collection);

static member Average : System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression

<Extension()>
Public Function Average (collection As DbExpression) As DbFunctionExpression

Parameters

collection: DbExpression

An expression that specifies the collection from which the average value should be computed.

Returns

DbFunctionExpression

A new DbFunctionExpression that produces the average value.

Exceptions

ArgumentNullException

collection is null.

ArgumentException

collection is invalid.

Applies to

Product	Versions
.NET Framework	4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1

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