摘要:
转载:http://www.broadh2o.net/docs/database/oracle/oracleLocks.htmlOracle Locking Survival GuideOverviewIn multi-user systems, many users may update the same information at the same time. Locking allows only one user to update a particular data block; another person cannot modify the same data.The basi 阅读全文
posted @ 2011-04-28 15:02
尹庆超
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