[Reposting accidental private response to list]
On 11/15/07, Abraham, Danny <danny_abraham@xxxxxxx> wrote:
> How do I add a note to a thread?
You add pgsql-general@xxxxxxxxxxxxxx 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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