oralce 基础概念
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tnsname.ora 参数详解
This topic is devoted to describing the syntax for the various tnsnames.ora parameters. The parameters are listed in order of enclosure. The outermost element is a net service name definition, so it comes first. A net service name definition may be composed of a description list or a descri...
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undo
原文地址：http://www.cnblogs.com/fnng/archive/2012/09/23/2699110.htmlUndo是干嘛用的？ 在介绍transaction ，翻译成交易或事务。我们在进行一个事务的...
