SearchScoreDefinitionBuilderTDocumentBoost Method (ExpressionFuncTDocument, Double, Double)

Creates a score modifier that multiplies a result's base score by the value of a numeric field in the documents.

Namespace: MongoDB.Driver.Search
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.19.1+3a2a09dd959482f665ffbb5df2557ec541597af4

Syntax

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public SearchScoreDefinition<TDocument> Boost(
	Expression<Func<TDocument, double>> path,
	double undefined = 0
)

Public Function Boost ( 
	path As Expression(Of Func(Of TDocument, Double)),
	Optional undefined As Double = 0
) As SearchScoreDefinition(Of TDocument)

member Boost : 
        path : Expression<Func<'TDocument, float>> * 
        ?undefined : float 
(* Defaults:
        let _undefined = defaultArg undefined 0
*)
-> SearchScoreDefinition<'TDocument>

Parameters

path: Type: System.Linq.ExpressionsExpressionFuncTDocument, Double
The path to the numeric field whose value to multiply the default base score by.
undefined (Optional): Type: SystemDouble
The numeric value to substitute if the numeric field is not found in the documents.

Return Value

Type: SearchScoreDefinitionTDocument
A boost score modifier.

Reference

SearchScoreDefinitionBuilderTDocument Class

Boost Overload

MongoDB.Driver.Search Namespace