Why not create a new field that just contains the day component? Then you
can group by this field.


On Thu, Nov 29, 2012 at 12:38 PM, sdanzig <sdan...@gmail.com> wrote:

> I'm trying to create a SOLR query that groups/field collapses by date.  I
> have a field in YYYY-MM-dd'T'HH:mm:ss'Z' format, "datetime", and I'm
> looking
> to group by just per day.  When grouping on this field using
> group.field=datetime in the query, SOLR responds with a group for every
> second.  I'm able to easily use this field to create day-based facets, but
> not groups.  Advice please?
>
> - Scott
>
>
>
> --
> View this message in context:
> http://lucene.472066.n3.nabble.com/Grouping-by-a-date-field-tp4023318.html
> Sent from the Solr - User mailing list archive at Nabble.com.
>

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