From: | "D(dot) Duccini" <duccini(at)backpack(dot)com> |
---|---|
To: | Chris <csmith(at)squiz(dot)net> |
Cc: | pgsql-novice(at)hub(dot)org |
Subject: | Re: changing data type |
Date: | 2000-10-19 05:35:24 |
Message-ID: | Pine.GSO.4.03.10010190033330.843-100000@ra.bpsi.net |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-novice |
can't do it (in 6.x)
the best you can do is
alter table rename column1 to oldcolumn1
alter table add column1 attr type;
then insert into it from the old one
alternately, dump the data out, and reload into your new table
On Thu, 19 Oct 2000, Chris wrote:
> Hi all,
>
> I tried to do a search for this, but couldn't find anything.
> How do I change a datatype in postgres?
> eg, change a column from being "text" to "varchar".
>
> Thanks
> ------------------------
> Chris Smith
> http://www.squiz.net
>
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