Re: [BUGFIX] amcanbackward is not checked before building backward index paths - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [BUGFIX] amcanbackward is not checked before building backward index paths
Date
Msg-id 26578.1526571982@sss.pgh.pa.us
Whole thread Raw
In response to Re: [BUGFIX] amcanbackward is not checked before building backward index paths  (Andrew Gierth <andrew@tao11.riddles.org.uk>)
Responses Re: [BUGFIX] amcanbackward is not checked before building backwardindex paths  ("David G. Johnston" <david.g.johnston@gmail.com>)
List pgsql-hackers
Andrew Gierth <andrew@tao11.riddles.org.uk> writes:
> Ugh, so the docs for amutils get this wrong, and if I'd looked at this
> more carefully when doing them to begin with I'd have given the
> 'backwards_scan' property a better name or omitted it entirely.

Ooops.

> I'll fix the docs accordingly. I'm referring specifically to this bit:
> https://www.postgresql.org/docs/current/static/functions-info.html#FUNCTIONS-INFO-INDEX-PROPS
> which I think should say "Can the scan direction be changed in
> mid-scan?" in place of the current text (unless anyone has better
> wording?)

Maybe "Can the scan direction be reversed in mid-scan?".  I'm not
absolutely sure that that's better ...

            regards, tom lane


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