| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | Oleg Bartunov <oleg(at)sai(dot)msu(dot)su> |
| Cc: | Teodor Sigaev <teodor(at)sigaev(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: ts_count |
| Date: | 2011-06-04 23:45:39 |
| Message-ID: | 4DEAC3A3.1080309@dunslane.net |
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| Lists: | pgsql-hackers |
On 06/04/2011 04:51 PM, Oleg Bartunov wrote:
> Well, there are several functions available around tsearch2. so I suggest
> somebody to collect all of them and create one extension - ts_addon.
> For example, these are what I remember:
> 1. tsvector2array
> 2. noccurences(tsvector, tsquery) - like your ts_count
> 3. nmatches(tsvector, tsquery) - # of matched lexems in query
> Of course, we need to think about better names for functions, since
> ts_count is a bit ambiguous.
>
>
Getting agreed names was one reason for posting. I don't know why these
need to be an extension. I think they are of sufficiently general
interest (and sufficiently lightweight) that we could just build them in.
cheers
andrew
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