hotel reservation database design

It is obviously unwise to manually configure the programs on each server in the cluster, and it is not possible to bother with the differences caused by the inconsistencies. And in the event of a configuration change, you need one by one to make changes, but also trouble The acquisition and loading of configuration content is incorporated as a feature plug-in into the program. It receives the change notification from the Configuration service management side as a message listener, removes the da

job title Hourly wage Rate Q01 Engineer 65 Q02 Technician 60 Q03 Workers 55 Project list: Project No. Project name A1 Garden Building A2 Overpass A3 Riverside Hotel Employee Participation Project List Number Project No. Employee number H

Label:14. Select question number: 4.4.4.3.2 15. (1) Readers and books: one-to-many; but what about books and readers? Bibliography and reader: one to one; Bibliography and books: one on one. (2) Borrowing also records (reader ID, book ID, loan time, should also time, return time); Reservation registration (reader ID, appointment time, appointment period, book ID). (3) Primary key FOREIGN key Reader Reader ID Bibliography ISBN Book book ID or ISBN none

14.Select question number:4.4.4.3.215.(1) Readers and books: one-to-many; but what about books and readers?Bibliography and reader: one to one;Bibliography and books: one on one.(2) Borrowing also records (reader ID, book ID, loan time, should also time, return time);Reservation registration (reader ID, appointment time, appointment period, book ID).(3)Primary key FOREIGN keyReader Reader IDBibliography ISBNBook book ID or ISBN noneBorrowing also reco