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Home -> Community -> Usenet -> c.d.o.server -> Re: Oracle NULL vs '' revisited
> Server statement trigger performs row-actions when the primary key was
> updated (lining up those INSERTED and DELETED rows may prove
> difficult...). Having to do a JOIN on the transition tables to get to rows
> is just nastily inefficient and can be outright wrong.
A reason why the majority of SQL Server folks use a surrogate key in way of IDENTITY - imutable.
-- Tony Rogerson, SQL Server MVP http://sqlblogcasts.com/blogs/tonyrogerson [Ramblings from the field from a SQL consultant] http://sqlserverfaq.com [UK SQL User Community]Received on Wed Aug 22 2007 - 00:56:05 CDT
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