Re: [ADMIN] Using Views as Tables
От | Simon Riggs |
---|---|
Тема | Re: [ADMIN] Using Views as Tables |
Дата | |
Msg-id | CANP8+jJoTsFa+WQxBF4XTQQAWD9Q=vakKfiWhN7_M=qABXUcdQ@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: [ADMIN] Using Views as Tables (David L <segedunum@actuaria.co.uk>) |
Список | pgsql-admin |
> On 9 Jan 2017 1:46 a.m., "Scott Marlowe" <scott.marlowe@gmail.com> wrote: >> I.e. the query planner does NOTHING different for a select from a view >> than if you just run the query that makes the up the view by hand. On 9 January 2017 at 08:22, David L <segedunum@actuaria.co.uk> wrote: > Yes I know. That's the point. At the moment, nobody can see a reason for the behaviour you are describing. To take this further you'd need to show evidence or a repeatable test that showed the effect you are describing is real, even if nobody here can understand what would be causing it, yet. Perhaps try executing your test case a million times and report on any tests that are very substantially longer in the way you describe? -- Simon Riggs http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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