Re: Is there a way to drop a column?

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От Joseph Shraibman
Тема Re: Is there a way to drop a column?
Дата
Msg-id 3934133C.FB8F874E@selectacast.net
обсуждение исходный текст
Ответ на Re: Is there a way to drop a column?  (Karel Zak <zakkr@zf.jcu.cz>)
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Karel Zak wrote:
>
> On Tue, 30 May 2000, G. Anthony Reina wrote:
>
> > Somehow some columns from one of my tables "melded" with another table.
> > I'm trying to figure out how this happened, but in the meantime, I'd
> > like to be able to delete the extra columns in the table.
> >
> > I can see a way to "alter table ... add column". Is there a way to
> > "alter table ... drop column"?
>
>  SELECT without_a_column INTO xxx FROM tab;
>  DROP TABLE tab;
>  ALTER TABLE xxx RENAME TO tab;
>
>  OK?
>
I could have sworn this was supposed to be added into version 7.  Did
they just make "alter table drop column" into a alias for using a temp
table?

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