Re: SELECT * in a view
От | Andreas Kretschmer |
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Тема | Re: SELECT * in a view |
Дата | |
Msg-id | 20100421181437.GA9678@tux обсуждение исходный текст |
Ответ на | Re: SELECT * in a view (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: SELECT * in a view
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Список | pgsql-general |
Tom Lane <tgl@sss.pgh.pa.us> wrote: > > That's not what I want. That means that if old_view changes, new_view > > will not reflect the changes. Is there any way to get new_view to > > automatically include all fields from old_view, no matter how many or > > how few fields there are? > > No. This behavior is specifically required by the SQL standard: the > result rowtype of a view is determined when the view is created, and > is not supposed to change when underlying tables have columns added. > That's why we expand * when the view is created. Right, and additional, don't use select *, in particular production code. Andreas -- Really, I'm not out to destroy Microsoft. That will just be a completely unintentional side effect. (Linus Torvalds) "If I was god, I would recompile penguin with --enable-fly." (unknown) Kaufbach, Saxony, Germany, Europe. N 51.05082°, E 13.56889°
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