On Feb 18, 2010, at 1:54 PM, patrick o'leary wrote:

> Cool, we want to examine certain fields of a docset which currently is a
> multivalued field, obviously only the first value gets loaded into field
> cache.
> 
> But if a poly field that can be loaded into FC, then that will work, we can
> extend FC to return an Field[] and make that cache aware.

Have you looked at UninvertedField?  Not sure if it is what you are after, but 
it is essentially multivalued FC.

> 
> 
> Sorting on multivalued is definitely a subjective matter that a function
> query would rock in, having an FC or VS that supports is would make that
> much easier, like say events where an event can have multiple dates,
> sort_date_compared(performance_dates, NOW)

I suppose if you have a multivalued function (see the Vector Distance stuff), 
you can do that already.  This is in fact how sort by distance works on trunk 
now.

> 
> Or even distances from a poly, polyDistance(convexHull, point) or
> polyDistance(center, point) etc..

Yep.

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