I have simple solution
http://www.sai.msu.su/~megera/wiki/2008-12-17
On Thu, 2 Jul 2009, Hans-Juergen Schoenig -- PostgreSQL wrote:
> hello,
>
> i made a small patch which i found useful for my personal tasks.
> it would be nice to see this in 8.5. if not core then maybe contrib.
> it transforms a tsvector to table format which is really nice for text
> processing and comparison.
>
> test=# SELECT * FROM tsvcontent(to_tsvector('english', 'i am pretty sure this
> is a good patch'));
> lex | rank
> --------+------
> good | 8
> patch | 9
> pretti | 3
> sure | 4
> (4 rows)
>
> many thanks,
>
> hans
>
>
Regards, Oleg
_____________________________________________________________
Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),
Sternberg Astronomical Institute, Moscow University, Russia
Internet: oleg@sai.msu.su, http://www.sai.msu.su/~megera/
phone: +007(495)939-16-83, +007(495)939-23-83
