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29.1.5 分布式事务处理
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29.1.5 分布式事务处理
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2006-10-13 14:41:00
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<div style='float:left;width:49%'>·<a href='100165741.htm'>29.1.2 使用Enterprise Services的场合</a></div><div style='float:right;width:49%'>·<a href='100165742.htm'>29.1.3 环境</a></div><div style='float:left;width:49%'>·<a href='100165743.htm'>29.1.4 自动的事务处理</a></div><div style='float:right;width:49%'>·<a href='100165745.htm'>29.1.6 对象池</a></div><div style='float:left;width:49%'>·<a href='100165746.htm'>29.1.7 基于角色的安全性</a></div><div style='float:right;width:49%'>·<a href='100165747.htm'>29.1.8 排队的组件</a></div></div>
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0cm'><span lang=EN-US>29.1.5 </span><span style='font-family:黑体'>分布式事务处理</span></h3>
<p class=MsoNormal><span lang=EN-US>Enterprise Services</span><span
style='font-family:宋体'>不仅提供了自动的事务处理，事务处理还可以分布在多个数据库中。</span><span lang=EN-US>Enterprise
Services</span><span style='font-family:宋体'>事务处理通过</span><span lang=EN-US>Distributed
Transaction Coordinator(DTC)</span><span style='font-family:宋体'>来支持，</span><span
lang=EN-US>DTC</span><span style='font-family:宋体'>支持使用</span><span lang=EN-US>XA</span><span
style='font-family:宋体'>协议的数据库，</span><span lang=EN-US>XA</span><span
style='font-family:宋体'>协议是一种两阶段执行的协议，由</span><span lang=EN-US>SQL Server</span><span
style='font-family:宋体'>和</span><span lang=EN-US>Oracle</span><span
style='font-family:宋体'>支持。单个事务处理可以把数据写到</span><span lang=EN-US>SQL Server</span><span
style='font-family:宋体'>和</span><span lang=EN-US>Oracle</span><span
style='font-family:宋体'>数据库上。</span></p>
<p class=MsoNormal><span style='font-family:宋体'>分布式事务处理不仅对数据库有用，而且单个事务处理还可以把数据写到数据库和消息队列上，如果这两个操作中的一个失败，另一个操作就会回滚。</span></p>
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<div style='float:left;width:49%'>·<a href='100165741.htm'>29.1.2 使用Enterprise Services的场合</a></div><div style='float:right;width:49%'>·<a href='100165742.htm'>29.1.3 环境</a></div><div style='float:left;width:49%'>·<a href='100165743.htm'>29.1.4 自动的事务处理</a></div><div style='float:right;width:49%'>·<a href='100165745.htm'>29.1.6 对象池</a></div><div style='float:left;width:49%'>·<a href='100165746.htm'>29.1.7 基于角色的安全性</a></div><div style='float:right;width:49%'>·<a href='100165747.htm'>29.1.8 排队的组件</a></div></div>
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