From: | "Alexander Staubo" <alex(at)purefiction(dot)net> |
---|---|
To: | "Abraham, Danny" <danny_abraham(at)bmc(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: FW: Chunk Delete |
Date: | 2007-11-15 13:14:49 |
Message-ID: | 88daf38c0711150514p1efe9cbbl2c0b1fbb20512fde@mail.gmail.com |
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Lists: | pgsql-general |
[Reposting accidental private response to list]
On 11/15/07, Abraham, Danny <danny_abraham(at)bmc(dot)com> wrote:
> How do I add a note to a thread?
You add pgsql-general(at)postgresql(dot)org to To: or Cc:. Your mail program
probably has a "Reply to all" button that will accomplish this.
> THE problem is that the table does not have a primary key; Too expensive.
How many attributes? If they're not too many, you could do:
delete from foo where (a, b) in (select a, b from foo order by a limit 50000);
I take it you want to delete a specific subset of rows, not just random ones?
Alexander.
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