以下语句不正确的是()
(A)select * from emp;
(B)select ename,hiredate,sal from emp;
(C)select * from emp order dept no;
(D)select * from where deptno=1 and sal<300;
参考答案
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(A)select * from emp;
(B)select ename,hiredate,sal from emp;
(C)select * from emp order dept no;
(D)select * from where deptno=1 and sal<300;