čt 6. 12. 2018 v 18:05 odesílatel Pavel Stehule <pavel.steh...@gmail.com> napsal:
> > > čt 6. 12. 2018 v 17:57 odesílatel Robert Haas <robertmh...@gmail.com> > napsal: > >> On Thu, Dec 6, 2018 at 11:39 AM Jonah H. Harris <jonah.har...@gmail.com> >> wrote: >> > IIRC, PRAGMA in Ada was compile-time only. How would you foresee it >> affecting runtime? >> >> Well, I don't know what Ada does with PRAGMA exactly, but look at >> these examples from Oracle: >> >> http://psoug.org/definition/pragma.htm >> >> You wouldn't *execute* those at runtime, but at least for some of >> them, the runtime behavior would depend on whether or not they were >> specified. It certainly seems possible that we might want to have >> similar things. >> > > My proposal doesn't block it. > > The pragma in Ada has three levels - function, block, statement. I propose > (in this moment) just statement level syntax, but I am sure, so other > levels are possible. > My idea about plpgsql PRAGMA is very close to PL/SQL or Ada PRAGMA. This is not runtime statement - the information from this command will be assigned to related object - function, block, command at parser time. > I would to have a autonomous functions or autonomous blocks too, and Ada > syntax (same with PL/SQL) is good. > > Regards > > Pavel > > > > >> -- >> Robert Haas >> EnterpriseDB: http://www.enterprisedb.com >> The Enterprise PostgreSQL Company >> >
