Re: ALTERING A TABLE - Mailing list pgsql-general

From Mike Mascari
Subject Re: ALTERING A TABLE
Date
Msg-id 3936B065.DF42F637@mascari.com
Whole thread Raw
In response to ALTERING A TABLE  (Peter Landis <ntwebdeveloper@yahoo.com>)
Responses index problem  (Marcin Inkielman <marn@wsisiz.edu.pl>)
List pgsql-general

Steve Wampler wrote:
>
> Ron Peterson wrote:
> >
> >
> > You can't use ALTER TABLE to change a field's data description.  You'll
> > have to make a new table.  Then use SELECT INTO to move your data.  Then
> > DROP TABLE oldtable.  Then ALTER TABLE tablename RENAME TO newname.
>
> Would this really work?  According to the docs, SELECT INTO creates a
> new table (which must not yet exist).  So this new table
> would have the same field data descriptions as the original, right?
>
> Is the documentation wrong?

You are correct. I use INSERT INTO <tablename> SELECT ...

Hope that helps,

Mike Mascari

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