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.
mito
Jaime Casanova wrote:
On Mon, Apr 13, 2009 at 11:12 AM, mito <[email protected]> wrote:
It need to simulate unique constraint on field s_users.new_id, so it should
deny to update multiple rows with same value.
Any suggestions are welcome.
why not simply create a UNIQUE constraint?
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