AW: AW: Proposal for enhancements of privilege system
От | Zeugswetter Andreas SB |
---|---|
Тема | AW: AW: Proposal for enhancements of privilege system |
Дата | |
Msg-id | 219F68D65015D011A8E000006F8590C604AF7DB6@sdexcsrv1.f000.d0188.sd.spardat.at обсуждение исходный текст |
Ответы |
Re: AW: AW: Proposal for enhancements of privilege system
|
Список | pgsql-hackers |
> > > > Other db's usually use a char array for priaction and don't have > > > > priisgrantable, but code it into priaction. Or they use > a bitfield. > > > > This has the advantage of only producing one row per table. > > > > > > That's the price I'm willing to pay for abstraction, > > > extensibility, and > > > verifyability. But I'm open for better ideas. > > > > Imho this is an area that is extremly sensitive to performance, > > the rights have to be checked for each access. > > Yes, but I believe that Peter's idea is good. System tables > are used for > each access not only for ACL, and performance problem is a problem for > system cache not primary for privilege system. Yes I totally agree, that the basic idea is great, all I am saying is, that I would 1. gather more than one priviledge per table into one row (all of: select, insert, update ...) 2. try to look at some existing table structure from one biggie db and see if it fits Andreas
В списке pgsql-hackers по дате отправления: