Have a look at https://issues.apache.org/jira/browse/SOLR-5027 +
https://wiki.apache.org/solr/CollapsingQParserPlugin
Otis
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On Wed, Nov 13, 2013 at 2:46 PM, David Anthony Troiano <
dtr
That's not the way grouping is done.
On a first round all shards return their 10 best group (represented as
their 10 best grouping values).
As a result it's a three round thing instead of the two round for regular
search, so observing an increasing in latency is normal but not in the
realm of what
bq: Of the 10k docs,
most have a unique near duplicate hash value, so there are about 10k unique
values for the field that I'm grouping on.
I suspect (but don't know the grouping code well) that this is the issue.
You're
getting the top N groups, right? But in the general case, you can't insure
