From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Stas Kelvich <s(dot)kelvich(at)postgrespro(dot)ru> |
Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Tsvector editing functions |
Date: | 2015-10-06 22:21:33 |
Message-ID: | CA+TgmoYAQHp6vgUU-Ma4A-19rpLm4cTSUvfV24z8-0Aupea5gA@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-hackers |
On Mon, Oct 5, 2015 at 1:29 PM, Stas Kelvich <s(dot)kelvich(at)postgrespro(dot)ru> wrote:
> Hello.
>
> There is patch that adds some editing routines for tsvector type.
>
> tsvector delete(tsvector, text)
> removes entry from tsvector by lexeme name
> set unnest(tsvector)
> expands a tsvector to a set of rows. Each row has following columns: lexeme, postings, weights.
> text[] to_array(tsvector)
> converts tsvector to array of lexemes
> tsvector to_tsvector(text[])
> converts array of lexemes to tsvector
When submitting a patch, it's a good idea to explain why someone would
want the feature you are adding. Maybe that's obvious to you, but it
isn't clear to me why we'd want this.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
From | Date | Subject | |
---|---|---|---|
Next Message | Andreas 'ads' Scherbaum | 2015-10-06 22:33:30 | Small documentation fix in src/bin/initdb/po/zh_CN.po |
Previous Message | Robert Haas | 2015-10-06 22:20:39 | Re: Odd query execution behavior with extended protocol |