练习——查询学生相关基本信息
SELECT *FROM dbo.Student
/*查询第一学期的全部学生信息*/
SELECT LoginPwd,studentName,Sex,GradeId,Phone,Address,BornDate,Email
FROM dbo.Student
WHERE GradeId='6'
/*查询第二学期的全部学生的姓名和电话*/
SELECT studentName,Phone
FROM dbo.Student
WHERE GradeId='7'
/*查询第一学期全部女同学的信息*/
SELECT *
FROM dbo.Student
WHERE SEX='女' AND GradeId='6'
/*查询课时超过60的科目信息*/
SELECT *
FROM dbo.Subject
WHERE ClassHour>60
SELECT *
FROM Student
WHERE studentName