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通过等待事件学习Oracle 体系结构：（二）谈谈PGA和临时表空间
三、通过direct path read/write temp 谈谈PGA和临时表空间：官方描述：When a process is writing buffers directly from PGA (as opposed to the DBWR writing them from the buffer cache), the process waits on this event for the write call to complete. Operations that could perfor...
