MongoCollectionBaseTDocumentEstimatedDocumentCount Method |
Returns an estimate of the number of documents in the collection.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.15.0+f503bf610759c13f78cff9a3c01e91453185d2ed
Syntax public virtual long EstimatedDocumentCount(
EstimatedDocumentCountOptions options = null,
CancellationToken cancellationToken = default
)
Public Overridable Function EstimatedDocumentCount (
Optional options As EstimatedDocumentCountOptions = Nothing,
Optional cancellationToken As CancellationToken = Nothing
) As Long
abstract EstimatedDocumentCount :
?options : EstimatedDocumentCountOptions *
?cancellationToken : CancellationToken
(* Defaults:
let _options = defaultArg options null
let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> int64
override EstimatedDocumentCount :
?options : EstimatedDocumentCountOptions *
?cancellationToken : CancellationToken
(* Defaults:
let _options = defaultArg options null
let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> int64
Parameters
- options (Optional)
- Type: MongoDB.DriverEstimatedDocumentCountOptions
The options. - cancellationToken (Optional)
- Type: System.ThreadingCancellationToken
The cancellation token.
Return Value
Type:
Int64
An estimate of the number of documents in the collection.
Implements
IMongoCollectionTDocumentEstimatedDocumentCount(EstimatedDocumentCountOptions, CancellationToken)See Also