/// <summary>
 /// Deletes all rows in a given table, asynchronously.
 /// </summary>
 /// <returns>A task that completes when all rows are deleted succesfully.</returns>
 /// <param name="This">The database connection.</param>
 /// <typeparam name="T">The mapped type.</typeparam>
 public static Task DeleteAllRowsAsync <T>(this IAsyncDatabaseConnection This) =>
 This.DeleteAllRowsAsync <T>(CancellationToken.None);