2014 年 2月 28 日随笔档案 - silentjesse

2014年2月28日

摘要： the conception of schema is different in different db software.here i just refer to oracle schema。following is quote from "http://docs.oracle.com/cd/B19306_01/server.102/b14200/sql_elements007.htm"schema conception:Schema ObjectsAschemais a collection of logical structures of data, or sche 阅读全文

posted @ 2014-02-28 11:05 silentjesse 阅读(388) 评论(0) 推荐(0)