On Fri, Jun 26, 2015 at 9:06 AM, <Holger(dot)Friedrich-Fa-Trivadis(at)it(dot)nrw(dot)de>
wrote:
> If you format the error output with a fixed-pitch font, the ^ points
> exactly to the := operator. (It seems to me that neither @ nor := exists
> in PostgreSQL.)
Neither exists. There is no concept of variables in plain SQL (there is in
procedural languages though).
--
Matheus de Oliveira