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单项选择题查询出EMP表中1982年及以后入职的员工信息()(注:字段hiredate为入职日期,数据类型为DATE型)

A、select * from emp where hiredate>='19820101';

B、select * from emp where hiredate>=to_char('19820101','YYYYMMDD');

C、select * from emp where to_date(hiredate,'YYYYMMDD')>='19820101';

D、select * from emp where to_char(hiredate,'YYYYMMDD')>='19820101';

  • D
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