Method SingleAsync

Namespace

MongoDB.Driver

Assembly

MongoDB.Driver.dll

SingleAsync<TResult>(IAggregateFluent<TResult>, CancellationToken)

Returns the only document of the aggregate result. Throws an exception if the result set does not contain exactly one document.

public static Task<TResult> SingleAsync<TResult>(this IAggregateFluent<TResult> aggregate, CancellationToken cancellationToken = default)

Parameters

aggregate IAggregateFluent<TResult>

The aggregate.

cancellationToken CancellationToken

The cancellation token.

Returns

Task<TResult>

The fluent aggregate interface.

Type Parameters

TResult

The type of the result.