From: | Raghavendra <raghavendra(dot)rao(at)enterprisedb(dot)com> |
---|---|
To: | Joe Van Dyk <joe(at)tanga(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: row_to_json question |
Date: | 2012-06-24 02:44:13 |
Message-ID: | CA+h6AhhX93KMZk2eEi47hsXoeuAq+W-StM=LoJCsBKwEpgGL-A@mail.gmail.com |
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Thread: | |
Lists: | pgsql-general |
Also try:
https://bitbucket.org/adunstan/json_91
--Raghav
On Sun, Jun 24, 2012 at 3:45 AM, Joe Van Dyk <joe(at)tanga(dot)com> wrote:
> On Sat, Jun 23, 2012 at 3:03 PM, Joe Van Dyk <joe(at)tanga(dot)com> wrote:
> > How can I use row_to_json for a subset of columns in a row? (without
> > creating a new view or using a CTE?)
> >
> > What I want returned:
> > {"email_address":"joe(at)tanga(dot)com","username":"joevandyk"}
> > Note that there is no "id" column in the result.
> >
> >
> > create table users (id serial primary key, email_address varchar,
> > username varchar);
> > insert into users (email_address, username) values ('joe(at)tanga(dot)com',
> > 'joevandyk');
>
> This is the best I can come up with:
>
> select row_to_json(f) from (select email_address, username from users) f;
> {"email_address":"joe(at)tanga(dot)com","username":"joevandyk"}
>
> Is there a cleaner way to do this?
>
> --
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