Re: postgres connection with port option in shell script

On Wed, Feb 14, 2018 at 9:03 PM, David G. Johnston <
david(dot)g(dot)johnston(at)gmail(dot)com> wrote:

> On Wed, Feb 14, 2018 at 8:21 AM, Abhra Kar <abhra(dot)kar(at)gmail(dot)com> wrote:
>
>> Hi,
>>
>> I want to get postgres connection in script file. I am executing
>> below command and successfully getting connected ---
>>
>>
>> psql postgresql://$USER:$PASSWORD(at)$HOST/$DATABASE <<END
>>
>>
>>
> If all you are going to do is substitute environment variables into a URI
> why not just identify the environment variables that psql uses directly,
> set those, and call "psql" directly.​
>
> select * from abc;
>>
>>
>> This is executing with default 5432 port.If postgres is installed to any
>> other port then port option need to be include here[Don't want to take port
>> from .pgpass file].
>>
>
> ​You couldn't even if you wanted to.​ Did you maybe mean the
> .pg_service.conf file?
>
> You should strongly consider using .pgpass instead of "$PASSWORD" -
> especially depending upon where perform the export.
>
>
>> How I can modify this command with PORT option.
>>
>
> ​https://www.postgresql.org/docs/10/static/libpq-connect.
> html#LIBPQ-CONNSTRING
>
> ​David J.
>

Hi David,
I meant .pgpass file with in user home directory.And I
followed the link you provided.It worked.Thanks a lot.

Regards,
Abhra