"john huttley" <john(at)mwk(dot)co(dot)nz> writes:
>> We've had parameterized triggers for years. Maybe you attach some
>> meaning to that term beyond what I do?
> I'm referring to the manual that says functions used for triggers must
> have no parameters and return a type Opaque.
The function has to be declared that way, but you can actually pass a
set of string parameters to it from the CREATE TRIGGER command. The
strings show up in some special variable or other inside the function.
(No, I don't know why it was done in that ugly way...) See the manual's
discussion of trigger programming.
regards, tom lane
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