Hi Gonzalo,
that is indeed something that is missing in voyage to make that kind of queries more easy. But you can do it using something like that
itemsForUser: aUser
^ Item selectMany: {
'user.__id' -> aUser voyageId } asDictionary
Norbert
Am 18.09.2014 um 03:06 schrieb gonza <
[hidden email]>:
> Hi people, I've been making a small project using Pharo and Voyage, and
> everything is going well, but I'm facing a performance issue when retrieving
> items from Mongo.
>
> I've two classes, one for items, and other for users, and both are Root.
> Each item contains the user who created it.
>
> My question is if there's a best way of querying all items for an user,
> using selectMany, when you have a document containing another.
>
> As work-around, by now, I'm making a selectAll and then filter them on
> memory, and that takes a lot of time and memory when the collection grows.
>
> Can you help on this?
>
> Thanks,
>
> Gonzalo
>
>
>
> --
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>