Chris Mair <[EMAIL PROTECTED]> writes: >> Why you should write a function first and then the trigger, which must >> call that function?
> ... there's not just PL/PGSQL: you might want
> to define a function in C or Perl and then have a trigger call it.
Right, that's the real reason: this approach doesn't constrain which
PL you can write your triggers in.
regards, tom lane
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