Re: Shrinking TSvectors

On Tue, Apr 5, 2016 at 5:37 PM, Howard News <howardnews(at)selestial(dot)com>
wrote:

>
>
> On 05/04/2016 14:44, Oleg Bartunov wrote:
>
>
>
> On Tue, Apr 5, 2016 at 2:37 PM, Howard News <howardnews(at)selestial(dot)com>
> wrote:
>
>> Hi,
>>
>> does anyone have any pointers for shrinking tsvectors
>>
>> I have looked at the contents of some of these fields and they contain
>> many details that are not needed. For example...
>>
>> "'+1':935,942 '-0500':72 '-0578':932 '-0667':938 '-266':937 '-873':944
>> '-9972':945 '/partners/application.html':222
>> '/partners/program/program-agreement.pdf':271
>> '/partners/reseller.html':181,1073 '01756':50,1083 '07767':54,1087
>> '1':753,771 '12':366 '14':66 (...)"
>>
>
> I am not interested in keeping the numbers or urls in the indexes.
>>
>
>
> select strip ('asd:23');
> strip
> -------
> 'asd'
> (1 row)
>
>
>
> Hi Oleg,
>
> Is this function documented anywhere?
>
> Howard.
>

​
http://www.postgresql.org/docs/9.4/static/textsearch-features.html#TEXTSEARCH-MANIPULATE-TSVECTOR
​