oracle的有关备份和回复数据库的一些基础概念可以参考一下，不过是英文版的-oracle of the backup and restore some of the basic database of reference for the concept, but is the English version of

Oracle 的入门基础PPT，共18个，全是上课学习的资料，不过全是英文的。-Oracle' s entry-based PPT, a total of 18, all classes of learning materials, but all in English.