Re: Output shell variable from psql - Mailing list pgsql-admin

From Wim Bertels
Subject Re: Output shell variable from psql
Date
Msg-id 2d780c962fe0bf751857c68358e1db74ddae29c3.camel@ucll.be
Whole thread Raw
In response to [MASSMAIL]Output shell variable from psql  (Murthy Nunna <mnunna@fnal.gov>)
Responses RE: Output shell variable from psql
List pgsql-admin
Murthy Nunna schreef op ma 08-04-2024 om 15:17 [+0000]:
> U ontvangt niet vaak e-mail van mnunna@fnal.gov. Meer informatie over
> waarom dit belangrijk is
> 
> Hi,
>  
> Is there a way to output shell variable from psql?
>  
> export TEST_V=7
> echo Value is  ${TEST_V}
> Value is 7
>  
> psql -U postgres -p 5439
> \echo Value is  ${TEST_V}
> Value is ${TEST_V}

$ export test=E
$ psql
psql (16.2 (Debian 16.2-1.pgdg120+2))
Type "help" for help.

wim=# \! echo $test
E
wim=# 

hth,
Wim

>  
> Thanks!
>  
>  


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