Rodolfo,


> Thank you very much, I tried to declare the namespace before but probably
> did something stupid and it didn't work. Anyway it's working smoothly now!
>

Ok. Great!


> We're dealing with huge collections and working with some ETL scripts, we
> need to fine tune our sedna database because our project is growing fast and
> soon we gonna have more than 10 million documents.
>

Super. Let's know if you have problems with that. We'll try to help.


> BTW, we were trying to make a composite index (using the same example), a
> index based on "controle" and "estadoControle", is it possible? any tip on
> doing this?
>

No. It's not possible now directly. If you really need this (for example
there are a lot of different "controle" values per "estadoControle" value)
you can introduce additional some artificial compound element to index on:

<hash>Aberto4298</hash>

or if you want integer index (better performance), you can use some hash
function for strings (see Java String.hashCode() for example).


Ivan Shcheklein,
Sedna Team
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