IMongoCollectionTDocumentCountAsync Method (IClientSessionHandle, FilterDefinitionTDocument, CountOptions, CancellationToken) |
Note: This API is now obsolete.
Counts the number of documents in the collection.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.22.0+75246110ed1247226fcc7f8eb2c54ffab745693e
Syntax[ObsoleteAttribute("Use CountDocumentsAsync or EstimatedDocumentCountAsync instead.")]
Task<long> CountAsync(
IClientSessionHandle session,
FilterDefinition<TDocument> filter,
CountOptions options = null,
CancellationToken cancellationToken = default
)
<ObsoleteAttribute("Use CountDocumentsAsync or EstimatedDocumentCountAsync instead.")>
Function CountAsync (
session As IClientSessionHandle,
filter As FilterDefinition(Of TDocument),
Optional options As CountOptions = Nothing,
Optional cancellationToken As CancellationToken = Nothing
) As Task(Of Long)
[<ObsoleteAttribute("Use CountDocumentsAsync or EstimatedDocumentCountAsync instead.")>]
abstract CountAsync :
session : IClientSessionHandle *
filter : FilterDefinition<'TDocument> *
?options : CountOptions *
?cancellationToken : CancellationToken
(* Defaults:
let _options = defaultArg options null
let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<int64>
Parameters
- session
- Type: MongoDB.DriverIClientSessionHandle
The session. - filter
- Type: MongoDB.DriverFilterDefinitionTDocument
The filter. - options (Optional)
- Type: MongoDB.DriverCountOptions
The options. - cancellationToken (Optional)
- Type: System.ThreadingCancellationToken
The cancellation token.
Return Value
Type:
TaskInt64
The number of documents in the collection.
See Also