Re: How about to have relnamespace and relrole?
От | Kyotaro HORIGUCHI |
---|---|
Тема | Re: How about to have relnamespace and relrole? |
Дата | |
Msg-id | 20150310.174220.124647514.horiguchi.kyotaro@lab.ntt.co.jp обсуждение исходный текст |
Ответ на | Re: How about to have relnamespace and relrole? (Jim Nasby <Jim.Nasby@BlueTreble.com>) |
Ответы |
Re: How about to have relnamespace and relrole?
Re: How about to have relnamespace and relrole? |
Список | pgsql-hackers |
Thank you for the correction. At Wed, 4 Mar 2015 01:01:48 -0600, Jim Nasby <Jim.Nasby@BlueTreble.com> wrote in <54F6ADDC.8030201@BlueTreble.com> > On 3/3/15 8:04 PM, Kyotaro HORIGUCHI wrote: > >> >Note: The OID alias types don't sctrictly comply the transaction > >> > isolation rules so do not use them where exact transaction > >> > isolation on the values of these types has a > >> > significance. Likewise, since they look as simple constants to > >> > planner so you might get slower plans than the queries joining > >> > the system tables correnspond to the OID types. > > Might I suggest: > > Note: The OID alias types do not completely follow transaction > isolation rules. The planner also treats them as simple constants, > which may result in sub-optimal planning. Looks far simple and enough. The note has been replaced with your sentence in the attached patch. regards, -- Kyotaro Horiguchi NTT Open Source Software Center
В списке pgsql-hackers по дате отправления: