On Fri, Sep 25, 2015 at 6:49 PM, Erick Erickson <[email protected]>
wrote:

> yeah, the streaming stuff is pretty bleeding-edge but pretty cool.
>

I looked at this for a bit, but I wasn't clear on the performance
implications of streaming.  We use pagination heavily in our solr
interactions, and the doc seems to suggest this isn't supported with
streaming?  That it's really designed with the export case in mind for data
analysis rather than real time queries.  Am I reading that wrong?


> Your understanding is accurate, the pathological case is the reason
> it's not been implemented in core Solr. I suppose you could do exactly
> what you outlined, just with two queries.
>
> for SOLR-4095, why would this affect sharding for your main collection?
> The groups collection is just a separate collection, I don't see why you
> think it would affect sharding of the main collection. That just means I
> don't understand your problem probably...
>

Ah, no it's just that we have a multi-tenant environment where we have a
collection per tenant (on the order of many hundreds).  Putting the group
info into a side collection would mean doubling the number of collections
(and the effort into managing them).   And just in general it would
complicate our general indexing and searching code.  Not impossible, but
we're rather avoid it.

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