Re: variable substitution in SQL commands

Tom Lane wrote:
> bill house <wchouse@bellsouth.net> writes:
>> I am trying to learn how to construct SQL commands using information
>> derived from other SQL commands/querys.
>> These commands are stored for the moment in a simple text file which
>> would be executed by the psql client like so:
>>     current_database=# \i sql_command_file.sql
>
> This is really getting beyond what you can do usefully with a simple
> psql text file.  My first suggestion would be to see if you can write
> what you need as a plpgsql function.
>
>             regards, tom lane
>

I was afraid you were going to say that.  This was the indication that I
was getting from my reading, but I just wanted to make sure this trip
was really necessary.

Thanks,

Bill House