【简答题】Throughout the ages women had been largely excluded (把...排除在外) from education, from the ownership of property, from economic independence, and from political __________.
【单选题】设有如下关系表 R : R(NO,NAME,SEX,AGE,CLASS) ,主关键字是 NO 其中 NO 为学号, NAME 为姓名, SEX 为性别, AGE 为年龄, CLASS 为班号。写出实现下列功能的 SQL 语句。 插入 "95031" 班学号为 30 ,姓名为 " 郑和 " 的学生记录,应使用的 SQL 语句是:(