2012年
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Oracle Wait Event – db file sequential read (转)
A server process is waiting on “db file sequential read” wait event after it performs a single block I/O operation and it is waiting for the operating system to complete it.A single block I...
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Oracle Wait Event – db file scattered read (转)
A server process is waiting on “db file scattered read” wait event after it performs a multiblock I/O operation and it is waiting for the operating system to complete it.A multiblock I/O operation...
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Oracle博客站点记录
dbtan谈DB
