Re: parallel bitmapscan isn't exercised in regression tests - Mailing list pgsql-hackers

From Andres Freund
Subject Re: parallel bitmapscan isn't exercised in regression tests
Date
Msg-id 20170403175212.olsuo2zwddwf47lm@alap3.anarazel.de
Whole thread Raw
In response to Re: parallel bitmapscan isn't exercised in regression tests  (Dilip Kumar <dilipbalaut@gmail.com>)
List pgsql-hackers
On 2017-04-01 17:23:04 +0530, Dilip Kumar wrote:
> On Sat, Apr 1, 2017 at 12:16 AM, Andres Freund <andres@anarazel.de> wrote:
> > Hi,
> >
> > The parallel code-path isn't actually exercised in the tests added in
> > [1], as evidenced by [2] (they just explain).  That imo needs to be
> > fixed.
> 
> Thanks for reporting. Attached patch fixes that.

That's better than before, but I'd appreciate working on a bit more
coverage. E.g. rescans probably aren't exercised in that test, right?

If you have time & energy, it'd also be good to expand the tests to
cover the prefetching logic - it's quite bad that it's currently not
tested at all :(



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