摘要： 重建scott用户@?/rdbms/admin/utlsampl.sql@--执行?--$ORACLE_HOME字符区分大小写：SELECT last_name, job_id, department_idFROM employeesWHERE last_name = 'Whalen' ;使用字符函数：SELECT last_name, job_id, department_idFROM employeesWHERE upper(last_name) = 'WHALEN' ;SELECT last_name, job_id, department_idFROM 阅读全文