Hello,
On 23.07.2019 09:55, Wh isere wrote:
> Is this possible with the current websearch_to_tsquery function?
>
> Thanks.
>
> Hello everyone, I am wondering if
> AROUND(N) or <N, M> is still possible? I found this thread below and
> the original post
> https://www.postgresql.org/message-id/fe931111ff7e9ad79196486ada79e268%40postgrespro.ru
> mentioned the proposed feature: 'New operator AROUND(N). It matches
> if the distance between words(or maybe phrases) is less than or
> equal to N.'
>
> currently in tsquery_phrase(query1 tsquery, query2 tsquery, distance
> integer) the distaince is searching a fixed distance, is there way to
> search maximum distance so the search returns query1 followed by
> query2 up
> to a certain distance? like the AROUND(N) or <N, M> mentioned in the
> thread?
As far as I know AROUND(N) and <N, M> weren't committed, unfortunately.
And so you can search only using a fixed distance currently.
websearch_to_tsquery() can't help here. It just transforms search
pattern with OR, AND statements into tsquery syntax.
--
Arthur Zakirov
Postgres Professional: http://www.postgrespro.com
Russian Postgres Company