| From: | "Anthony E (dot) Greene" <agreene(at)pobox(dot)com> |
|---|---|
| To: | pgsql-novice(at)postgresql(dot)org |
| Subject: | Re: pg_dump only certain rows |
| Date: | 2001-02-10 23:18:17 |
| Message-ID: | 20010210181817.E8182@cp5340 |
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| Lists: | pgsql-novice |
On Sat, 10 Feb 2001 16:11:00 Stefan Waidele jun. wrote:
>I want to normalize an existing table.
>
>Is there a way to drop the unwanted columns in my original table?
>
>SQL-alter does not seem to do it, neither can I specify the columns used in
>
>pd_dump. Or have I overlooked something?
Select the rows and columns you want directly into a new table, then drop
the old table:
SELECT column1,column2 INTO new_table FROM old_table WHERE
filter_conditions;
Tony
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Anthony E. Greene <agreene(at)pobox(dot)com> <http://www.pobox.com/~agreene/>
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