2012年11月5日
Schema Objects
摘要： A schema is a collection of logical structures of data, or schema objects. A schema is owned by database user and has the same name as that user. Each User owns a single schema. Schema objects can be created and manipulated with SQL and include the following types of objects: Clusters; Database link 阅读全文
posted @ 2012-11-05 13:47 南宫元耘 阅读(240) 评论(0) 推荐(0)