EdmFunctions.Var(DbExpression) Method
Definition
Important
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Creates a DbFunctionExpression that invokes the canonical 'Var' function over the non-null members of the specified collection. The result type of the expression is Edm.Double.
public static System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression Var (this System.Data.Entity.Core.Common.CommandTrees.DbExpression collection);static member Var : System.Data.Entity.Core.Common.CommandTrees.DbExpression -> System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression<Extension()>
Public Function Var (collection As DbExpression) As DbFunctionExpressionParameters
- collection
- DbExpression
An expression that specifies the collection for which the statistical variance should be computed.
Returns
A new DbFunctionExpression that produces the statistical variance value for the non-null members of the collection.
Applies to
Entity Framework
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