Database Systems: Design, Implementation, Management, Loose-leaf Version
12th Edition
ISBN: 9781305866799
Author: Coronel, Carlos; Morris, Steven
Publisher: Course Technology
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Chapter 12, Problem 6RQ
Explanation of Solution
Fully distributed
Fully distributed database management system can fully executes all of the centralized DBMS (Database Management System) functions such as,
- Application or end user request can be received.
- Request can be certified, investigated, and decomposed.
- Request can be mapped from logical-to-physical data components.
- Request can be decomposed into multiple disk Input / Output operations...
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Write .php file that saves car booking and displays feedback.
There are 2 buttons, which are <Book it> <Select a date>. <Select a date> button gets an input from the user, start date and an end date. Book it button can be pressed only if the start date and ending date are chosen by the user. If successful, it books cars for specific dates, with bookings saved.
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Booking should be in the .json file which contains all the bookings, and have the following information:
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End Date.
User Email.
Car ID.
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If the car is already booked for the selected period, a failure message should be displayed, along with a button to return to the homepage.
Use AJAX: Save bookings and display feedback without page refresh, using a custom modal (not alert).
And then add an additional feature that only free dates are selectable (e.g., calendar view).
Chapter 12 Solutions
Database Systems: Design, Implementation, Management, Loose-leaf Version
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