Re: how to build a database from scratch

From: NENASHI, Tegiri <tnmail42_at_gmail.com>
Date: Fri, 8 Dec 2006 14:35:21 +0100 (CET)
Message-ID: <Xns989357845DF56asdgba_at_194.177.96.26>


Sampo Syreeni <decoy_at_iki.fi> wrote in news:Pine.SOL.4.62.0612080913040.17498_at_kruuna.helsinki.fi:

>
> 2PL does make life easy, but you can't use it unless you know precisely
> what data is going to be touched by a transaction when it begins.

It is very strange what you say. Microsoft SQL Server utilizes 2PL and I think DB2 also. But one does not "know precisely what data is going to be touched". Then how it is possible that many of people use these databases ?

--
Tegi
Received on Fri Dec 08 2006 - 14:35:21 CET

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