摘要: Basic Select Statement SELECT *|{[DISTINCT] column|expression [alias],….} FROM table; Using Arithmetic Operators SELECT 12* (column +10)+200  FROM table; Using the Concatenation Operato... 阅读全文
posted @ 2009-09-24 21:26 guzufeng 阅读(343) 评论(0) 推荐(0) 编辑