On 3/19/07, Martijn van Oosterhout <kleptog@xxxxxxxxx> wrote:
In an AFTER trigger you can be sure you're seeing what actually got inserted. In a BEFORE trigger other triggers after you could still modify the data...
yes but in after trigger the only thing you can do is to raise exception. you cannot fix the data, issue warning, or simply stop the insert/update without breaking the transaction. depesz