132页, 奈飞自由与责任,中英文对照版本ppt,值得看看。文中包括了奈飞追求卓越的过程中坚持的7个方面,值得学习。
Values are what we Value(价值观来自于我们推崇和珍视的价值)
High Performance (追求高绩效)
Freedom & Responsibility(自由和责任)
Context, not Control(情景管理而非控制)
Highly Aligned, Loosely Coupled(认同一致,松散耦合)
Pay Top of Market
作者:Itzhipan
1 列出emp表中各部门的部门号,最高工资,最低工资
select max(sal) as 最高工资,min(sal) as 最低工资,deptno from emp group by deptno;
2 列出emp表中各部门job为'CLERK'的员工的最低工资,最高工资
select max(sal) as 最高工资,min(sal) as 最低工资,deptno as 部门号 from emp where job = 'CLERK' group by dept