Re: [PATCH] Phrase search ported to 9.6

From: Oleg Bartunov <obartunov(at)gmail(dot)com>
To: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
Cc: Teodor Sigaev <teodor(at)sigaev(dot)ru>, Dmitry Ivanov <d(dot)ivanov(at)postgrespro(dot)ru>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>, Artur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>, Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru>, David Steele <david(at)pgmasters(dot)net>
Subject: Re: [PATCH] Phrase search ported to 9.6
Date: 2016-04-01 08:36:29
Message-ID: CAF4Au4xtkJgCNRhuK80xLM=B5L7puz75NKcgE-QAHnrgQ4yRTQ@mail.gmail.com
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On Thu, Mar 31, 2016 at 9:14 PM, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
wrote:

> What led you to choose the ? operator for the FOLLOWED BY semantics?
> It doesn't seem a terribly natural choice -- most other things seems to
> use ? as some sort of wildcard. What about something like "...", so you
> would do
> SELECT q @@ to_tsquery('fatal ... error');
> and
> SELECT q @@ (tsquery 'fatal' ... tsquery 'error');
>
>
originally was $, but then we change it to ?, we don't remember why. During
warming-up this morning we came to other suggestion

SELECT q @@ to_tsquery('fatal <> error');
and
SELECT q @@ to_tsquery('fatal <2> error');

How about this ?

> --
> Álvaro Herrera http://www.2ndQuadrant.com/
> PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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