internal static IQueryable <TResult> SelectMany <T, TResult>(this IQueryable <T> queryable, Expression <Func <T, IEnumerable <TResult> > > filter)
{
if (queryable is IMongoQueryable <T> mongoQueryable)
{
return(MongoQueryable.SelectMany(mongoQueryable, filter));
}
return(Queryable.SelectMany(queryable, filter));
}
