Re: Generalizing range-constraint detection in clauselist_selectivity - Mailing list pgsql-hackers

From Josh Berkus
Subject Re: Generalizing range-constraint detection in clauselist_selectivity
Date
Msg-id 5066439C.3010002@agliodbs.com
Whole thread Raw
In response to Re: Generalizing range-constraint detection in clauselist_selectivity  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On 9/28/12 5:13 PM, Tom Lane wrote:
> We could probably eliminate that inconsistency by insisting that two
> clauses can only be matched for this purpose when they reference the
> same set of rels overall, but that doesn't feel right --- it certainly
> seems like the example above ought to be thought of as a range
> restriction if possible.

Yes, it does.

-- 
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com



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