Re: Enhancement to psql command, feedback.

On Wed, May 9, 2018 at 3:05 AM, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
wrote:

>
>
> 2018-05-09 9:59 GMT+02:00 John McKown <john(dot)archie(dot)mckown(at)gmail(dot)com>:
>
>> I just wanted to throw this out to the users before I made a complete
>> fool of myself by formally requesting it. But I would like what I hope
>> would be a minor change (enhancement) to the psql command. If you look on
>> this page, https://wiki.postgresql.org/wiki/Shared_Database_Hosting ,
>> you will see a number of example which look like:
>>
>> psql -U postgres template1 -f - << EOT
>>
>> REVOKE ALL ON DATABASE template1 FROM public;
>> REVOKE ALL ON SCHEMA public FROM public;
>> GRANT ALL ON SCHEMA public TO postgres;
>> CREATE LANGUAGE plpgsql;
>>
>> EOT
>>
>>
>> To me this looks similar to a UNIX shell script. Now, going sideways for
>> a second, if someone wanted to create a "self contained" awk script. It
>> would look something like:
>>
>> #!/bin/awk -f
>> ... awk code ...
>>
>> When a user executes the above from the command line, the UNIX system
>> runs the program in the first "magic" line as if the user had entered
>> "/bin/awk -f ..." where the ... is replaced by the name of the file
>> executed followed by the rest of the command line parameters.
>>
>> I think it would be nice if psql would do the same, mainly for
>> "consistency" with other UNIX scripting languages, such as python, perl, &
>> gawk.
>>
>
> These languages has defined # as line comment. It is not true for SQL.
>

For fun, not because I've put considerable thought into it:

#!/usr/bin/psql --enable-hash-comment -f
...

-m