IndexKeysDefinitionBuilderTDocumentWildcard Method (FieldDefinitionTDocument)

Creates a wildcard index key definition. The method doesn't expect to specify a wildcard key explicitly.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.21.0+5a9c3311e158910b88195f290e6d4b1b2715d2b2

Syntax

Copy

public IndexKeysDefinition<TDocument> Wildcard(
	FieldDefinition<TDocument> field = null
)

Public Function Wildcard ( 
	Optional field As FieldDefinition(Of TDocument) = Nothing
) As IndexKeysDefinition(Of TDocument)

member Wildcard : 
        ?field : FieldDefinition<'TDocument> 
(* Defaults:
        let _field = defaultArg field null
*)
-> IndexKeysDefinition<'TDocument>

Parameters

field (Optional): Type: MongoDB.DriverFieldDefinitionTDocument
The wildcard key name. If the wildcard name is empty, the generated key will be `All field paths`, otherwise `A single field path`.

Return Value

Type: IndexKeysDefinitionTDocument
A wildcard index key definition.

Reference

IndexKeysDefinitionBuilderTDocument Class

Wildcard Overload

MongoDB.Driver Namespace