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(a) List all hotels with their names, cities, and states. (b) List all hotel names and street addresses in Alaska (you can use state='AK'). (c) List all hotel rooms with a nightly price less than $40 in Pacific Northwest (i.e., in Idaho, Oregon, and Washington states). (d) List all the guest names for the bookings in March 2020.

(a) List all hotels with their names, cities, and states. (b) List all hotel names and street addresses in Alaska (you can use state='AK'). (c) List all hotel rooms with a nightly price less than $40 in Pacific Northwest (i.e., in Idaho, Oregon, and Washington states). (d) List all the guest names for the bookings in March 2020.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question 1 (faas fny The following relations form part of a Booking schema held in a database: Hotel(hotelNo, hotelName, streetAddress, city, state) Room(roomNo, hotelNo, type, price, noOfBeds) Booking(hotelNo, guestNo, dateFrom, dateTo, roomNo, promotion) Guest(guestNo, guestName, guestAddress, guestState) where 1 of 3 CSC 4710/6710 Spring 2021 Hotel contains hotel details (street address, city and state) and hotelNo is the primary key3; Room contains room details for each hotel and its rooms and (roomNo, hoteINo) forms the primary key, details include type of room, price and number of bed; • Booking contains details of bookings (such as start and end dates of stay, room number, and whether the booking was a promotion) and (hotelINo, guestNo, dateFrom) forms the primary key; and • Guest contains guest details (name, address, and state) and guestNo is the primary key. The following are the foreign key relations for the above schema: Room.hotelNo references Hotel.hotelNo • Booking.hotelNo references Room.hotelNo • Booking.guestNo references Guest.guestNo • Booking.roomNo references Room.roomNo Generate relational algebra expressions for the following queries on : (a) List all hotels with their names, cities, and states. (b) List all hotel names and street addresses in Alaska (you can use state='AK'). (c) List all hotel rooms with a nightly price less than $40 in Pacific Northwest (i.e., in Idaho, Oregon, and Washington states). (d) List all the guest names for the bookings in March 2020. (e) List all the guests who stayed in an 'Executive Suite' but paid less than $100 per night. (f) List all the guests (names) who stayed in a hotel in the same state they reside. (g) List all the guests who stayed in all the hotels John Smith stayed (whose guestNo is 7 in the database). (h) List the minimum, maximum, and average room price for each city and state (i) For each state, list the total number of hotels, total number of rooms, average nightly rate of rooms (price). (i) List the bed capacity (total number of beds) of each hotel in Atlanta, GA.
Transcribed Image Text:Question 1 (faas fny The following relations form part of a Booking schema held in a database: Hotel(hotelNo, hotelName, streetAddress, city, state) Room(roomNo, hotelNo, type, price, noOfBeds) Booking(hotelNo, guestNo, dateFrom, dateTo, roomNo, promotion) Guest(guestNo, guestName, guestAddress, guestState) where 1 of 3 CSC 4710/6710 Spring 2021 Hotel contains hotel details (street address, city and state) and hotelNo is the primary key3; Room contains room details for each hotel and its rooms and (roomNo, hoteINo) forms the primary key, details include type of room, price and number of bed; • Booking contains details of bookings (such as start and end dates of stay, room number, and whether the booking was a promotion) and (hotelINo, guestNo, dateFrom) forms the primary key; and • Guest contains guest details (name, address, and state) and guestNo is the primary key. The following are the foreign key relations for the above schema: Room.hotelNo references Hotel.hotelNo • Booking.hotelNo references Room.hotelNo • Booking.guestNo references Guest.guestNo • Booking.roomNo references Room.roomNo Generate relational algebra expressions for the following queries on : (a) List all hotels with their names, cities, and states. (b) List all hotel names and street addresses in Alaska (you can use state='AK'). (c) List all hotel rooms with a nightly price less than $40 in Pacific Northwest (i.e., in Idaho, Oregon, and Washington states). (d) List all the guest names for the bookings in March 2020. (e) List all the guests who stayed in an 'Executive Suite' but paid less than $100 per night. (f) List all the guests (names) who stayed in a hotel in the same state they reside. (g) List all the guests who stayed in all the hotels John Smith stayed (whose guestNo is 7 in the database). (h) List the minimum, maximum, and average room price for each city and state (i) For each state, list the total number of hotels, total number of rooms, average nightly rate of rooms (price). (i) List the bed capacity (total number of beds) of each hotel in Atlanta, GA.
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