On Mon, Sep 19, 2016 at 4:19 AM, Oleg Bartunov <obartunov@gmail.com> wrote:
> On Mon, Sep 19, 2016 at 3:46 AM, Kiran <bangalore.kiran@gmail.com> wrote:
>> Dear All,
>>
>> I have a ts_vector column in question table called weighted_tsv.
>> I am trying to search using ts_query as follows
>>
>> SELECT *
>>
>> FROM question
>>
>> WHERE weighted_tsv @@ to_tsquery('Hur ofta');
>
> you should use to_tsquery('Hur & ofta') ! Read
> https://www.postgresql.org/docs/9.5/static/datatype-textsearch.html
or use plainto_tsquery('Hur ofta')
>
>>
>>
>> But the query results in an error as follows:
>>
>> ERROR: function ts_query(unknown) does not exist
>>
>> LINE 1: ...* from question where weighted_tsv @@ ts_query('...
>>
>> HINT: No function matches the given name and argument types. You might need
>> to add explicit type casts.
>>
>>
>> What is the reason I am getting this error I am not able to figure it out.
>>
>> It would be of great help if anyone point me into right direction.
>>
>>
>> Thanks
>>
>> Kiran
>>
>>
>>
>>