Optimistic locking in DB2 9.5 improves scalability by minimizing the time for which a given resource is unavailable for use by other transactions.
DB2 V9.5 的乐观锁定特性最小化了给定资源对于其他事务的不可用时间，进一步改善了可伸缩性。
Optimistic locking in DB2 9.5 improves scalability by minimizing the time for which a given resource is unavailable for use by other transactions.
DB2 V9.5 的乐观锁定特性最小化了给定资源对于其他事务的不可用时间，进一步改善了可伸缩性。
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