SAL FFP Club.
The SAL ticket office.
The SAL headquarters.
SAL Customer Service Center.
第1题:
Examine the following commands and their output:SQL> SELECT ename, sal FROM emp WHERE ename=‘JAMES‘; ENAME SAL JAMES 1050QL> UPDATE emp SET sal=sal+sal*1.2 WHERE ename=‘JAMES‘;1 row updated.SQL> SELECT ename, sal FROM emp WHERE ename=‘JAMES‘; ENAME SAL JAMES 2310View the exhibit and examine the Flashback Version Query that was executed after the preceding commands.What could be the possible cause for the query not displaying any row?()
A. Flashback logging is not enabled for the database.
B. The changes made to the table are not committed.
C. Supplemental logging is not enabled for the database.
D. The database is not configured in ARCHIVELOG mode.
第2题:
A.select * from emp wher sal in (2000,3000);
B.select * from emp wher sal like (2000,3000);
C.select * from emp wher sal = (2000,3000);
D.select * from emp wher sal between 2000 and 3000;
第3题:
以下语句错误的是( )
A.select sal+1 from emp;
B.select sal*10,sal*deptno from emp;
C.不能使用运算符号
D.select sal*10,deptno*10 from emp;
第4题:
Evaluate this SQL statement: SELECT ename, sal, 12* sal+100 FROM emp; The SAL column stores the monthly salary of the employee. Which change must be made to the above syntax to calculate the annual compensation as "monthly salary plus a monthly bonus of $100, multiplied by 12"? ()
第5题:
第6题:
A.v_sal emp%rowtype;
B.v_sal emp.sal%type;
C.v_sal emp.sal.%type;
D.v_sal %type(emp.sal);
E.v_sal (emp.sal)%type;
第7题:
A.GRANT CHANGE ON SCOTT.EMP TO SA
B.GRANT UPDATE ON SCOTT.EMP(SAL) TO SA
C.GRANT UPDATE (SAL) ON SCOTT.EMP TO SA
D.GRANT MODIFY ON SCOTT.EMP(SAL) TO SA
第8题:
以下说法错误的是( )
A.SELECT max(sal),deptno,job FROM EMP group by sal;
B.SELECT max(sal),deptno,job FROM EMP group by deptno;
C.SELECT max(sal),deptno,job FROM EMP;
D.SELECT max(sal),deptno,job FROM EMP group by job;
第9题:
对于雇员表(EMP)中的员工薪水(SAL)进行分级,3000元以上的为A级,2000元以上到3000元为B级,2000元及以下为C级,以下哪此操作能实现以上要求()
第10题:
授予sa用户在SCOTT.EMP表中SAL列的更新权限的语句是()。