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ISetWindowFieldsPartitionExtensionsCovariancePopulationTInput Method (ISetWindowFieldsPartitionTInput, FuncTInput, Int32, FuncTInput, Int32, SetWindowFieldsWindow)

Returns the population covariance of two numeric expressions that are evaluated using documents in the partition window.

Namespace:  MongoDB.Driver.Linq
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.20.0+ee01960089f28ea1b501690df5fc9f6318a70242
Syntax
public static double CovariancePopulation<TInput>(
	this ISetWindowFieldsPartition<TInput> partition,
	Func<TInput, int> selector1,
	Func<TInput, int> selector2,
	SetWindowFieldsWindow window = null
)

Parameters

partition
Type: MongoDB.DriverISetWindowFieldsPartitionTInput
The partition.
selector1
Type: SystemFuncTInput, Int32
The selector that defines the first expression.
selector2
Type: SystemFuncTInput, Int32
The selector that defines the second expression.
window (Optional)
Type: MongoDB.DriverSetWindowFieldsWindow
The window boundaries.

Type Parameters

TInput
The type of the input documents in the partition.

Return Value

Type: Double
The maximum of the selected values.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ISetWindowFieldsPartitionTInput. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also