Subject RE: [firebird-support] "Attempted update of read-only column"
Author Helen Borrie
At 06:10 PM 25/02/2010, Svein Erling Tysvær wrote:

>By the way, one thing that hasn't been mentioned and that I really don't know whether would report an error or not (because I've never tried it), is using NEW. in a BEFORE DELETE trigger.

A particularly likely trap could be the multi-op triggers, i.e., those written as BEFORE | AFTER INSERT or UPDATE or DELETE - there be Dragons if there are *any* references to the NEW or OLD arrays. ;-)