On Thu, 9 Aug 2007, Tom Lane wrote:

Oleg Bartunov <[EMAIL PROTECTED]> writes:
On Wed, 8 Aug 2007, cluster wrote:
Does anyone know where I can request an OR-version of plainto_tsquery()?

plainto_tsquery expects plain text, use to_tsquery for boolean operators.

Are either of these definitions really right?  If I type "foo bar baz"
into Google, for instance, it seems to produce some sort of weighted
result, neither a strict AND nor a strict OR.  Google didn't get where
they are by misjudging what the simplest search behavior should be like.

we provide strict basic query language via to_tsquery(), which could be a foundation for different ql. We need consensus here and we leave it for future. Someone could write google like ql, but I didn't see any description what exactly google does. Currently, people write their own search wrappers which implement google-like ql.

        Regards,
                Oleg
_____________________________________________________________
Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),
Sternberg Astronomical Institute, Moscow University, Russia
Internet: [EMAIL PROTECTED], http://www.sai.msu.su/~megera/
phone: +007(495)939-16-83, +007(495)939-23-83

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TIP 9: In versions below 8.0, the planner will ignore your desire to
      choose an index scan if your joining column's datatypes do not
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