On 5 April 2017 at 18:48, Tom Lane <t...@sss.pgh.pa.us> wrote:
> Simon Riggs <si...@2ndquadrant.com> writes:
>> Collect and use multi-column dependency stats
>
> The buildfarm is unhappy about the fact that this changed the API
> for clauselist_selectivity().  I am not convinced that that change
> was a good idea, so before telling FDW authors that they need to
> change their code, I'd like to hear a defense of the API change.
> Why not just use the existing varRelid parameter for that?  Why
> is there an assumption that only one rel's extended stats will
> ever be of interest?  This function does get used for join clauses.

Point noted. Reading thread and hope to fix today.

-- 
Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


-- 
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-hackers

Reply via email to