Re: allow disabling indexscans without disabling bitmapscans

Justin Pryzby <[email protected]>
Newsgroups gmane.comp.db.postgresql.devel.general
Message-ID <[email protected]>
On Sat, Jan 04, 2020 at 10:50:47AM -0600, Justin Pryzby wrote:
> > Doesn't enable_indexscan=off accomplish this already?  It is possible but
> > not terribly likely to switch from index to seq, rather than from index to
> > bitmap.  (Unless the index scan was being used to obtain an ordered result,
> > but a hypothetical enable_bitmapscan=FORCE can't fix that).
> 
> No, enable_indexscan=off implicitly disables bitmap index scans, since it does:

I don't know how I went wrong, but the regress tests clued me in..it's as Jeff
said.

Sorry for the noise.

Justin
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