Re: [HACKERS] path toward faster partition pruning

On 9 May 2018 at 14:29, Amit Langote <Langote_Amit_f8@lab.ntt.co.jp> wrote:
> On 2018/05/09 11:20, Michael Paquier wrote:
>> While looking at this code, is there any reason to not make
>> gen_partprune_steps static?  This is only used in partprune.c for now,
>> so the intention is to make it available for future patches?
>
> Yeah, making it static might be a good idea.  I had made it externally
> visible, because I was under the impression that the runtime pruning
> related code would want to call it from elsewhere within the planner.
> But, instead it introduced a make_partition_pruneinfo() which in turn
> calls get_partprune_steps.

Yeah. Likely left over from when run-time pruning was generating the
steps during execution rather than during planning.

-- 
 David Rowley                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services