Trying to understand expression in SQL module

[Alan DeKok]

> On Jul 10, 2017, at 7:02 AM, Kenroy <bennettk9999 at gmail.com> wrote:
> 
> Hello everyone,
>    I am  reading the  sql model query config trying to understand it. I
> came across the following an expression  *${....acct_table1}*  . What is
> the purpose of the the ellipsis (....)  in front of the  variable
> acct_table1.

  It's a macro expansion, done when the server starts.  See raddb/radiusd.conf.  There are lots of examples

> See below for full query expression.

  We already know what the queries look like.  Please don't post them to the list.

  Alan DeKok.