 　　舱位信息的输入和修改，包括舱位等级编号、舱位等级名称、提供的各种服务类别，以及备注信息等。

 　　客机信息的输入、修改和查询，包括客机编号、客机型号、购买时间、服役时间、经济舱座位数量、公务舱座位数量、头等舱座位数量以及备注信息等。

 　　航线信息的输入、修改和查询，包括航线编号、出发城市、到达城市、航班日期、出发时间、到达时间、客机编号、经济舱价格、公务舱价格、头等舱价格和备注信息等。

 　　客户等级信息的输入、修改，包括客户等级编号、客户等级名称、折扣比例和备注信息等。

 　　客户信息的输入、修改和查询，包括客户编号、客户姓名、客户性别、身份证号码、联系电话、客户类型和备注信息等。

 　　订票信息的输入、查询和修改，包括订票编号、客户编号、客户姓名、客户类型、折扣比例、航线编号、出发城市、到达城市、出发时间、舱位类型、票价、结算金额和备注信息等。

-Accommodation information input and modification, including the class number, class name, type of service provided, as well as information such as Notes.

　passenger information input, modify, and query, including the aircraft number, aircraft type, purchase time, service time, the number of seats in economy class, business class seats, the number of first-class seats, as well as information such as Notes.

　route information input, modify, and query, including the flight number, departure city, arrival city, flight date, departure time, arrival time, passenger numbers in economy class prices, business class prices, first class information such as price and Remarks.

　customer information input level, modified, including customer rating number, the customer level names, and notes the proportion of discount information.

　input customer information, modify, and inquiries, including customer ID, customer name, customer gender, identity card number, con