Re: Re: [BUGS] BUG #4887: inclusion operator (@>) on tsqeries behaves not conforming to documentation

Robert Haas wrote:
> On Wed, Feb 24, 2010 at 2:11 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> > Oleg, Teodor, would you look at this? ?I see the same behavior in 9.0.
>
> As there has been no movement on this I think we should punt this from:
>
> http://wiki.postgresql.org/wiki/PostgreSQL_9.0_Open_Items
>
> to
>
> http://wiki.postgresql.org/wiki/Todo

Agreed, though I am disappointed because I thought Oleg and Teodor were
going to look at this bug.

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>
> ...Robert
>
> > Alexey Bashtanov wrote:
> >>
> >> The following bug has been logged online:
> >>
> >> Bug reference: ? ? ?4887
> >> Logged by: ? ? ? ? ?Alexey Bashtanov
> >> Email address: ? ? ?bashtanov(at)imap(dot)cc
> >> PostgreSQL version: 8.3.1, 8.3.7
> >> Operating system: ? Linux 2.6.20 FC5 i686, Linux 2.6.27 FC10 i686
> >> Description: ? ? ? ?inclusion operator (@>) on tsqeries behaves not
> >> conforming to documentation
> >> Details:
> >>
> >> Hello!
> >>
> >> '!a|b'::tsquery <@ 'a|b'::tsquery evaluates to false, but should evalueate
> >> to true
> >> (http://www.postgresql.org/docs/8.3/interactive/functions-textsearch.html
> >> says "The tsquery containment operators consider only the lexemes listed in
> >> the two queries, ignoring the combining operators.")
> >>
> >> I think negation operator is treated as a lexeme. So please correct the
> >> behaviour of operators or rewrite this line of docs.
> >>
> >> Thanks,
> >> ?Alexey
> >>
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> >
> > --
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> >
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--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com