Re: [GENERAL] Fragments in tsearch2 headline

2007-10-31 Thread Catalin Marinas
On 30/10/2007, Oleg Bartunov <[EMAIL PROTECTED]> wrote: > ok, then you have to formalize many things - how long should be excerpts, > how much excerpts to show, etc. In tsearch2 we have get_covers() function, > which produces all excerpts like: > > =# select get_covers(to_tsvector('1 2 3 4 5 3 4 ab

Re: [GENERAL] Fragments in tsearch2 headline

2007-10-30 Thread Catalin Marinas
On 30/10/2007, Richard Huxton <[EMAIL PROTECTED]> wrote: > Oleg Bartunov wrote: > > Catalin, > > > > what is your need ? What's wrong with this ? > > > > postgres=# select ts_headline('1 2 3 4 5 3 4 abc abc 2 3 > > xyz','2'::tsquery, 'StartSel=...,StopSel=...') > > ; > > ts_headline

Re: [GENERAL] Fragments in tsearch2 headline

2007-10-30 Thread Catalin Marinas
On 28/10/2007, Oleg Bartunov <[EMAIL PROTECTED]> wrote: > On Sat, 27 Oct 2007, Tom Lane wrote: > > > "Catalin Marinas" <[EMAIL PROTECTED]> writes: > >> Is there an easy way to generate a headline from separate fragments > >> containing the se

[GENERAL] Fragments in tsearch2 headline

2007-10-24 Thread Catalin Marinas
Hi, (I first posted it via google groups and realised that I have to be subscribed; now posting directly) I searched the list but couldn't find anyone raising the issue (or it might simply be my way of using the tool). I'd like to search through some text documents for words and generate headli