út 19. 5. 2020 v 14:27 odesílatel Robert Haas <robertmh...@gmail.com> napsal:
> On Mon, May 18, 2020 at 10:42 AM Peter Eisentraut > <peter.eisentr...@2ndquadrant.com> wrote: > > What are the thoughts about then marking the postfix operator deprecated > > and eventually removing it? > > I wrote a little bit about this last year: > > > http://postgr.es/m/CA+TgmoarLfSQcLCh7jx0737SZ28qwbuy+rUWT6rSHAO=b-6...@mail.gmail.com > > I think it's generally a good idea, though perhaps we should consider > continuing to allow '!' as a postfix operator and just removing > support for any other. That would probably allow us to have a very > short deprecation period, since real-world use of user-defined postfix > operators seems to be nil -- and it would also make this into a change > that only affects the lexer and parser, which might make it simpler. > > I won't lose a lot of sleep if we decide to rip out '!' as well, but I > don't think that continuing to support it would cost us much. > This is little bit obscure feature. It can be removed and relative quickly. Maybe some warning if somebody use it can be good (for Postgres 13) Pavel > -- > Robert Haas > EnterpriseDB: http://www.enterprisedb.com > The Enterprise PostgreSQL Company > > >
