For the query "list all the distinctive hotel names for all the hotels in the city...
For the query "list all the distinctive hotel names for all the hotels in the city London", write it as an expression for the relational algebra
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For the query "list all the distinctive hotel names for all the
hotels in the city...
** Please use elational algebra expressions ** HOTEL (hotelNo, hotelName, city) ROOM (roomNo, hotelNo, type, price)...
** Please use elational algebra expressions ** HOTEL (hotelNo, hotelName, city) ROOM (roomNo, hotelNo, type, price) RESERVATION (hotelNo, guestNo, dateFrom, dateTo, roomNo) GUEST (guestNo, guestName, guestAddress) Consider the same schema from question 1 and express the following queries using relational algebra expressions: i) List the price and type of all rooms at the “Governor Hotel”. ii) List all guests who stayed at the “Governor Hotel” between 31st December 2018 (check-in) and 1stJanuary 2019 (check-out). iii) List all room numbers and...
The following tables form part of a database held in a relational DBMS: Hotel (hotelNo, hotelName,...
The following tables form part of a database held in a relational DBMS: Hotel (hotelNo, hotelName, city) Room (roomNo, hotelNo, type, price) Booking (hotelNo, guestNo, dateFrom, dateTo, roomNo) Guest (guestNo, guestName, guestAddress) where Hotel contains hotel details and hotelNo is the primary key; Room contains room details for each hotel and (roomNo, hoteINo) forms the primary key; Booking contains details of bookings and (hoteINo, guestNo, dateFrom) forms the primary key; Guest contains guest details and guestNo is the primary key....
Write a query to find all product names from Production.Product table. with the list price greater...
Write a query to find all product names from Production.Product table. with the list price greater than $3,000. Use SQL select statement.
need help MYSQL # 9 to 17 please Perform the following (each 3 Points): 1. List...
need help MYSQL # 9 to 17 please
Perform the following (each 3 Points): 1. List full details of all hotels. 2. List full details of all hotels in London 3. List the names and addresses of all guests in London, alphabetically ordered by name. 4. List all double or family rooms with a price below $40 per night, in ascending order of price. 5. List the bookings for which no dateTo has been specified. 6. How many hotels are...
I need help with this please, I'm very confused. Given the following relational model database schema:...
I need help with this please, I'm very confused. Given the following relational model database schema: GUEST (email, address, phone_no, name) (phone_no) is a candidate key. Email and address are long strings, phone_no and name are also strings. TYPE (code, description) The type code is a numeric code and the description a length varying string. AMENITY (code, description) The amenity code is a numeric code and the description a length varying string. CITY (city_id, name, state, country) The city identification...
Write a query to print department names and their full address of the location in column,...
Write a query to print department names and their full address of the location in column, if the department is located in UK. (5 points) Ex) department_name Address Human Resources 8204 Arthur St, London, , UK SQL Statement Result Screenshot
Given the following schema: Airport (City, Country, NumberOfRunways) Flight (FlightID, Day, DepartCity, DepartTime, ArrCity, ArrTime, PlaneType)...
Given the following schema: Airport (City, Country, NumberOfRunways) Flight (FlightID, Day, DepartCity, DepartTime, ArrCity, ArrTime, PlaneType) Plane (PlaneType, NumberOfPassengers) Write the SQL queries with A. using except operator, or with “Not IN” operator, then B. covert it to Relational Algebra way. The question is, we want to find out: The Belgian airport that have only domestic flights. Show this query in SQL using Except or “Not IN” (pick only one): Solution: Show this query in Relational Algebra: Solution:
Write a query to list the names of items that are 'Black' and have never been...
Write a query to list the names of items that are 'Black' and
have never been sold.
QSALE QITEM *saleno saleqty *itemname itemtype itemcolor QDEPT QDEL QSPL *deptname deptfloor deptphone *delno delaty *splno splname department's boss employee's department QEMP *empno empfname empsalary employee's boss
1. Write a query to list the first name and last name of those pilots who...
1. Write a query to list the first name and last name of those pilots who were hired after January 1, 2010. Sort your result by the ascending order of last name. Within matching last names, order by first name. 2. Write a query to list flight number, pilot number, pilot last name for all flights whose destinations are using the IN keyword. 3. Write a query to list the names and telephone numbers of the passengers who have reservations...
Q8: Consider the following tables. Write a query to list Students (StudentID, StudentName) and the names...
Q8: Consider the following tables. Write a query to list Students (StudentID, StudentName) and the names of their Advisors (AdvisorName), include students who do not yet have an advisor assigned. (Where AdvisorlD is null) STUDENT Table ADVISOR Table StudentID StudentName AdvisorlD AdvisorlD AdvisorName
need help MYSQL # 9 to 17 please
Perform the following (each 3 Points): 1. List full details of all hotels. 2. List full details of all hotels in London 3. List the names and addresses of all guests in London, alphabetically ordered by name. 4. List all double or family rooms with a price below $40 per night, in ascending order of price. 5. List the bookings for which no dateTo has been specified. 6. How many hotels are...
Write a query to list the names of items that are 'Black' and
have never been sold.
QSALE QITEM *saleno saleqty *itemname itemtype itemcolor QDEPT QDEL QSPL *deptname deptfloor deptphone *delno delaty *splno splname department's boss employee's department QEMP *empno empfname empsalary employee's boss
Q8: Consider the following tables. Write a query to list Students (StudentID, StudentName) and the names of their Advisors (AdvisorName), include students who do not yet have an advisor assigned. (Where AdvisorlD is null) STUDENT Table ADVISOR Table StudentID StudentName AdvisorlD AdvisorlD AdvisorName
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