Re: Regarding creation of gin index on column that has varchar datatype

On Sat, May 23, 2020 at 6:50 PM Andreas Kretschmer <andreas(at)a-kretschmer(dot)de>
wrote:

>
>
> Am 23.05.20 um 12:37 schrieb Durgamahesh Manne:
> > Hi
> >
> > Respected to PGDG GLOBAL TEAM
> >
> > I am getting this error( ERROR: data type character varying has no
> > default operator class for access method "gin"
> > HINT: You must specify an operator class for the index or define a
> > default operator class for the data type ) while i try to create gin
> > index on vch_message column of slp01 table (CREATE INDEX ON slp01
> > using gin(vch_message);)
> >
> > vch_message column has lot of this info like
> > {"requestBody":{"firstName":"SALVATORE","lastName":"NAPOLITANO","email":"
> remuda135(at)hotmail(dot)com
> > <mailto:remuda135(at)hotmail(dot)com>","personID":"C48268","ClientSSN":"153520698","advisorPersonID":["10214","15270","15271","15272"]},"header":{"cache-control":"no-cache","content-type":"application/json","authorization":"Basic
>
> >
> Y3JlYXRlVXNlcnM6ZGFrdm5laXdvbjRpOWZqb3duY3VpMzRmdW4zOTQ4aGY=","accept":"application/json,
>
> > text/json, text/x-json, text/javascript, application/xml, text/xml"
> >
> >
>
>
> the string looks like JSON (with missing the correct end of the string).
> Please check. If you are storing JSON or JSONB - Values, you should use
> the proper datatype -JSON/JSONB. In this case you can create an
> GIN-Index on it.
>
>
> Regards, Andreas
> (and please don't email me private the same question)
>
> --
> 2ndQuadrant - The PostgreSQL Support Company.
> www.2ndQuadrant.com
>
>
> Hi Andreas
>

Thank you for this information

Regards

Durgamahesh Manne