IFindFluentTDocument, TProjectionCountDocuments Method

Counts the number of documents.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.17.0+b316340e6cc3a8bfc8638dc31b54fbbfe41bfcb2

Syntax

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long CountDocuments(
	CancellationToken cancellationToken = default
)

Function CountDocuments ( 
	Optional cancellationToken As CancellationToken = Nothing
) As Long

abstract CountDocuments : 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> int64

Parameters

cancellationToken (Optional): Type: System.ThreadingCancellationToken
The cancellation token.

Return Value

Type: Int64
The count.

Remarks

Note: when migrating from Count to CountDocuments the following query operations must be replaced:

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+-------------+--------------------------------+
| Operator    | Replacement                    |
+=============+================================+
| $where      |  $expr                         |
+-------------+--------------------------------+
| $near       |  $geoWithin with $center       |
+-------------+--------------------------------+
| $nearSphere |  $geoWithin with $centerSphere |
+-------------+--------------------------------+

Reference

IFindFluentTDocument, TProjection Interface

MongoDB.Driver Namespace

IFindFluentAddLanguageSpecificTextSet("LSTF8052E0F_0?cs=&lt;|vb=(Of |cpp=&lt;|fs=&lt;'|nu=(");TDocument, TProjectionAddLanguageSpecificTextSet("LSTF8052E0F_1?cs=&gt;|vb=)|cpp=&gt;|fs=&gt;|nu=)");AddLanguageSpecificTextSet("LSTF8052E0F_2?cpp=::|nu=.");CountDocuments Method

Parameters

Return Value

Reference

IFindFluentTDocument, TProjectionCountDocuments Method