--Student(S#,Sname,Sage,Ssex) 学生表 --SC(S#,C#,score) 成绩表 --Course(C#,Cname,T#) 课程表 --Teacher(T#,Tname) 教师表 --问题： 1、--查询“001”课程比“002”课程成绩高的所有学生的学号； select a.S# from (select s#,score from SC where C#='001') a,(select s#,score from SC where C#='002') b
1073页啊，够爽吧： Introduction 15 New in This Release 15 Introduction to Toad 23 DB Admin Module 24 Toad and Oracle Enterprise Manager 29 Quick Search Bar 30 Additional Resources 31 Working with other Quest Products 32 Knowledge Xpert 32 Using SQL Optimiz
rem rem $Header: summit2.sql 27-jun-2000.12:30:22 slari Exp $ rem rem Copyright (c) 1991, 2000 Oracle Corporation. All rights reserved. rem rem NAME rem summit2.sql - rem DEscr iptION rem rem RETURNS rem rem FUNCTION rem Create and populate tables
----105 select * from ( select a.* from computer a where a.item_attibute='B' AND a.status in('1002') AND a.check_result='F' and (select count(*) from computer aa where aa.item_attibute='B' AND aa.check_result='F' AND aa.term_id = a.term_id) = (selec
Copyright iv Deitel® Books, Cyber Classrooms, Complete Training Courses and Web-Based Training Courses published by Prentice Hall ii Preface xxv Features in Java How to Program, 6/e xxvi Teaching Approach xxix Tour of the Book xxxiii A Tour of the O
