Markus Bertheau =?UTF-8?Q?=E2=98=AD?= <[EMAIL PROTECTED]> writes:
> Well, that's not my question. I have a plpgsql function like that:
> ...
> And I can't call it with a TEXT variable, because casting from TEXT to
> BOOLEAN isn't possible.

In plpgsql it is: just assign the text value to a boolean variable.
plpgsql's notions of type safety are pretty lax ;-)

                        regards, tom lane

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