Re: Optimizing projections containing unused columns
От
Grzegorz Jaśkiewicz
Тема
Re: Optimizing projections containing unused columns
Дата
Msg-id
2f4958ff0810161244x6e028a53y65d4173d4d2f3d58@mail.gmail.com
Ответ на
Список
Дерево обсуждения
Opptimizing projections containing unused columns "Andrus" <kobruleht2@hot.ee>
Re: Opptimizing projections containing unused columns Tom Lane <tgl@sss.pgh.pa.us>
Re: Opptimizing projections containing unused columns "Andrus" <kobruleht2@hot.ee>
Re: Opptimizing projections containing unused columns Tom Lane <tgl@sss.pgh.pa.us>
Re: Optimizing projections containing unused columns "Andrus" <kobruleht2@hot.ee>
Re: Optimizing projections containing unused columns Martijn van Oosterhout <kleptog@svana.org>
Re: Optimizing projections containing unused columns "Grzegorz Jaśkiewicz" <gryzman@gmail.com>
Re: Optimizing projections containing unused columns "Andrus" <kobruleht2@hot.ee>
Re: Optimizing projections containing unused columns "Andrus" <kobruleht2@hot.ee>
Re: Optimizing projections containing unused columns "Grzegorz Jaśkiewicz" <gryzman@gmail.com>
Re: Opptimizing projections containing unused columns "Grzegorz Jaśkiewicz" <gryzman@gmail.com>
I just generally wanted to show, that even tho it is much smarter from version to version, it still has this little things.
I generally don't put 'is null' or 'is not null' in queries on column that is 'not null' - but it is imo example of those little things, where postgres isn't so smart yet :)
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От: Pavel Stehule
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