oracle PL/SQL習題

（1）編寫一個PL/SQL塊，輸出全部員工的員工姓名、員工號、工資和部門號。web declare v_emp scott.emp%rowtype; cusor a is select empno,ename,sal,deptno from emp; begin open a ; loop fetch a into v_emp; exit when a%notfound;

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