IMongoCollectionExtensionsFindOneAndUpdateAsyncTDocument, TProjection Method (IMongoCollectionTDocument, ExpressionFuncTDocument, Boolean, UpdateDefinitionTDocument, FindOneAndUpdateOptionsTDocument, TProjection, CancellationToken) |
Finds a single document and updates it atomically.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.10.0+569905ff5e778c38ea19d9d0392496a83e1704ed
Syntax public static Task<TProjection> FindOneAndUpdateAsync<TDocument, TProjection>(
this IMongoCollection<TDocument> collection,
Expression<Func<TDocument, bool>> filter,
UpdateDefinition<TDocument> update,
FindOneAndUpdateOptions<TDocument, TProjection> options = null,
CancellationToken cancellationToken = null
)
<ExtensionAttribute>
Public Shared Function FindOneAndUpdateAsync(Of TDocument, TProjection) (
collection As IMongoCollection(Of TDocument),
filter As Expression(Of Func(Of TDocument, Boolean)),
update As UpdateDefinition(Of TDocument),
Optional options As FindOneAndUpdateOptions(Of TDocument, TProjection) = Nothing,
Optional cancellationToken As CancellationToken = Nothing
) As Task(Of TProjection)
[<ExtensionAttribute>]
static member FindOneAndUpdateAsync :
collection : IMongoCollection<'TDocument> *
filter : Expression<Func<'TDocument, bool>> *
update : UpdateDefinition<'TDocument> *
?options : FindOneAndUpdateOptions<'TDocument, 'TProjection> *
?cancellationToken : CancellationToken
(* Defaults:
let _options = defaultArg options null
let _cancellationToken = defaultArg cancellationToken null
*)
-> Task<'TProjection>
Parameters
- collection
- Type: MongoDB.DriverIMongoCollectionTDocument
The collection. - filter
- Type: System.Linq.ExpressionsExpressionFuncTDocument, Boolean
The filter. - update
- Type: MongoDB.DriverUpdateDefinitionTDocument
The update. - options (Optional)
- Type: MongoDB.DriverFindOneAndUpdateOptionsTDocument, TProjection
The options. - cancellationToken (Optional)
- Type: System.ThreadingCancellationToken
The cancellation token.
Type Parameters
- TDocument
- The type of the document.
- TProjection
- The type of the projection (same as TDocument if there is no projection).
Return Value
Type:
TaskTProjection
The returned document.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IMongoCollectionTDocument. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
See Also