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itpub.net
20 年
alter session set sql_trace=true
为什么每次生成的文件名都是ORA00448.TRC?可不可改?以利区分,而且时间总是Wed Dec 21 16:25:38 2005?不同于文件属性里的生成时间。 跟踪文件里的checkpoint cnt和scn也总是不变(期间我有改数据提交、alter system checkpoint若干次)?
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