練習——查詢學生相關基本資訊
SELECT *FROM dbo.Student
/*查詢第一學期的全部學生資訊*/
SELECT LoginPwd,studentName,Sex,GradeId,Phone,Address,BornDate,Email
FROM dbo.Student
WHERE GradeId='6'
/*查詢第二學期的全部學生的姓名和電話*/
SELECT studentName,Phone
FROM dbo.Student
WHERE GradeId='7'
/*查詢第一學期全部女同學的資訊*/
SELECT *
FROM dbo.Student
WHERE SEX='女' AND GradeId='6'
/*查詢課時超過60的科目資訊*/
SELECT *
FROM dbo.Subject
WHERE ClassHour>60
SELECT *
FROM Student
WHERE studentName