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OCP 考试日记 20041012 031
ALTER SYSTEM SET timed_statistics =TRUE DEFERRED; 设置统计信息收集参数!SELECT name, value FROM v$parameter WHERE isdefault = ‘FALSE’; 查询已经修改的参数!You can change the value of a parameter system-wide by using t原创 2004-10-12 16:34:00 · 945 阅读 · 0 评论 -
OCP 考试日记 031 20041018
8. Which file records all changes made to the database and is used onlywhen recovering an instance?A. Archive log fileB. Redo log file C. Control fileD. Alert log file答案:B10. How many ARCn processes原创 2004-10-18 17:02:00 · 1062 阅读 · 0 评论