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IAggregateFluentExtensions.SetWindowFields<TResult, TPartitionBy, TWindowFields> Method (IAggregateFluent<TResult>, Expression<Func<TResult, TPartitionBy>>, SortDefinition<TResult>, Expression<Func<ISetWindowFieldsPartition<TResult>, TWindowFields>>)

Appends a $setWindowFields to the pipeline.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.20.0+ee01960089f28ea1b501690df5fc9f6318a70242
Syntax
public static IAggregateFluent<BsonDocument> SetWindowFields<TResult, TPartitionBy, TWindowFields>(
	this IAggregateFluent<TResult> aggregate,
	Expression<Func<TResult, TPartitionBy>> partitionBy,
	SortDefinition<TResult> sortBy,
	Expression<Func<ISetWindowFieldsPartition<TResult>, TWindowFields>> output
)

Parameters

aggregate
Type: MongoDB.Driver.IAggregateFluent<TResult>
The aggregate.
partitionBy
Type: System.Linq.Expressions.Expression<Func<TResult, TPartitionBy>>
The partitionBy expression.
sortBy
Type: MongoDB.Driver.SortDefinition<TResult>
The sortBy expression.
output
Type: System.Linq.Expressions.Expression<Func<ISetWindowFieldsPartition<TResult>, TWindowFields>>
The window fields expression.

Type Parameters

TResult
The type of the result.
TPartitionBy
The type of the value to partition by.
TWindowFields
The type of the added window fields.

Return Value

Type: IAggregateFluent<BsonDocument>
The fluent aggregate interface.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IAggregateFluent<TResult>. 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