On Mon, Apr 13, 2009 at 12:59 PM, mito <[email protected]> wrote: > I am using rules as layer to save every version of row in shadow table, so i > cant use unique constraint on column, because of many versions may have same > value.
Use a partial index. ...Robert -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
