Jing Fan wrote: > Why the one inside does not do anything? It won't be executed?
It is executed. It might filter out the occasional row, but if you look at the example I gave you, you'll see that it won't do anything to keep it from recursing. Yours, Laurenz Albe -- Sent via pgsql-general mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
