EdmFunctions.Sum(DbExpression) Method
Definition
Important
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Creates a DbFunctionExpression that invokes the canonical 'Sum' 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 ^ Sum(System::Data::Common::CommandTrees::DbExpression ^ collection);
public static System.Data.Common.CommandTrees.DbFunctionExpression Sum (this System.Data.Common.CommandTrees.DbExpression collection);
static member Sum : System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression
<Extension()>
Public Function Sum (collection As DbExpression) As DbFunctionExpression
Parameters
- collection
- DbExpression
An expression that specifies the collection from which the sum should be computed.
Returns
A new DbFunctionExpression that produces the sum.
Exceptions
collection
is null
.
collection
is invalid.
Applies to
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