For plpgsql use TG_OP. See link below. http://www.postgresql.org/docs/8.1/interactive/plpgsql-trigger.html On Thursday 13 July 2006 03:50 pm, Daniel Caune wrote: > Hi, > > > > I've created a trigger BEFORE INSERT OR UPDATE on a table and, indeed, > when the trigger is raised before insertion the record "old" is not > assigned. Is there a way to distinguish in the trigger procedure from > an insert statement to an update statement? > > > > Regards, > > > Daniel CAUNE > > Ubisoft Online Technology > > (514) 490 2040 ext. 3613