From: | Philip Hallstrom <philip(at)adhesivemedia(dot)com> |
---|---|
To: | Terrence Brannon <metaperl(at)mac(dot)com> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: how does one replace a row in Postgresql? (ala MySQL REPLACE) |
Date: | 2001-12-12 00:39:06 |
Message-ID: | 20011211163822.O70071-100000@teak.adhesivemedia.com |
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Thread: | |
Lists: | pgsql-novice pgsql-sql |
Try to UPDATE the row. If that fails, then insert it.
There's no REPLACE in postgresql (unless someone added it and forgot to
tell me :)
On Tue, 11 Dec 2001, Terrence Brannon wrote:
> A common task is to check to see if a row with a certain primary
> key exists before inserting it. If the row exists, then you
> simply update/overwrite its contents with the new row data.
> Otherwise you insert it.
>
> MySQL has a REPLACE command which does this.
>
> I didn't see one in the Postgresql manual. How do you do this in
> Postgresql?
>
>
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