单选

●有如下两个关系，其中雇员信息表关系EMP的主键是雇员号，部门信息表关系DEPT的主键是部门号。
EMP
DEPT
若执行下面的操作，哪个操作不能成功执行 (22) 。
(22) A．从DEFT中删除部门号='03'的行
   B．在DEFT中插入行('06'，'计划部'，'6号楼')
   C．将DEFT'中部门号='02'的部门号改为'10'
   D．将DEPT中部门号='01'的地址改为'5号楼'

试题出自试卷《2011年程序员考试考前密卷（四）-上午试题》

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