摘要:
http://www.oracle.com/technology/global/cn/oramag/webcolumns/2003/techarticles/rischert_regexp_pt2.html 阅读全文
posted @ 2010-07-18 17:48 kingwangzhen 阅读(244) 评论(0) 推荐(0)
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摘要:
http://www.oracle.com/technology/global/cn/oramag/webcolumns/2003/techarticles/rischert_regexp_pt2.html 阅读全文
posted @ 2010-07-18 17:48 kingwangzhen 阅读(244) 评论(0) 推荐(0)
摘要:
1.select* from emp;2. select empno, ename, job from emp;3. select empno 编号, ename 姓名, job工作from emp;4. select job from emp;5. select distinct job from emp;6. select distinct empno, job from emp;说明:因为雇... 阅读全文
posted @ 2010-07-18 14:57 kingwangzhen 阅读(978) 评论(0) 推荐(0) |
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