On Fri, Jul 09, 2021 at 01:16:16PM +1000, rob stone wrote: > Hello, > > I am curious. > > NVL, DECODE and SELECT FROM dual are Oracle methods and these appear in > your code. > > How did you make these work in Postgres? > > Cheers, > Rob Hi Rob, At a guess, they are using the Orafce PostgreSQL extension. It provides a lot of compatibility functions. Regards, Ken