Re: why partition pruning doesn't work?

On Mon, Jun 11, 2018 at 6:24 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Not sure about a good fix for this.  It seems annoying to copy the
> rel's whole partkey data structure into query-local storage, but
> I'm not sure we have any choice.  On the bright side, there might
> be an opportunity to get rid of repeated runtime fmgr_info lookups
> in cross-type comparison situations.

Is this the same issue I raised in
https://www.postgresql.org/message-id/flat/CA%2BTgmoYKToP4-adCFFRNrO21OGuH%3Dphx-fiB1dYoqksNYX6YHQ%40mail.gmail.com
or a similar issue that creeps up at execution time?

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company