Hi
>> I propose really basic functionality, that can be enhanced in future - >> step by step. This proposal doesn't contain any controversial feature or >> syntax, I hope. It is related to PLpgSQL only, but described feature can be >> used from any PL languages with implemented interface. >> > > > I think it would make sense to implement the interface in at least one of > our other supported PLs. I'm not entirely clear how well this will match up > with, say, plperl, but I'd be interested to see. > The minimalistic interface can be based on get/set functions. We can do necessary transformations there. Regards Pavel