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The Car Maintenance team wants to update the price of Oil Change to 75. In addition, they will no longer provide or require a Gas Pump Change in the future and there is no need to keep the maintenance item in the database. Update the cost of the oil change and remove the gas pump change option from the MAINTENANCE_TYPES table.

The Car Maintenance team wants to update the price of Oil Change to 75. In addition, they will no longer provide or require a Gas Pump Change in the future and there is no need to keep the maintenance item in the database. Update the cost of the oil change and remove the gas pump change option from the MAINTENANCE_TYPES table.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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The Car Maintenance team wants to update the price of Oil Change to 75. In addition, they will no longer provide or require a Gas Pump Change in the future and there is no need to keep the maintenance item in the database. Update the cost of the oil change and remove the gas pump change option from the MAINTENANCE_TYPES table.

Instructions Page 1 of 4 Scenario and Database Model: InstantRide InstantRide is the new ride sharing application in the city and it has just started its operations. With the help of the InstantRide mobile application, the users request a ride with their location. Drivers and cars are assigned to the request; and then the driver picks up the user to ride their requested location. Information for the users, drivers and cars are stored in the database as well as the travel transactions. In the USERS table, information for the users are stored with their first name, last name and email: USER ID USER FIRST_NAME USER_ LAST_NAME USER_EMAIL 3001 Jack Hill j.hill@xmail.com 3002 Ryan Collins r.collins@xmail.com 3003 Nursin Yilmaz n.atak@gmail.com 3004 Sarah Price s.price@xmail.com 3005 Bobby Griffin b.griffin@xmail.com 3006 Randy Clark r.clark@xmail.com 3007 Jose Thomas j.thomas@xmail.com 3008 Nursin Yilmaz n.yilmaz@xmail.com USERS Table In the DRIVERS table, all the drivers in the InstantRide are stored with their name, driving license number and check and rating information: DRIVER ID DRIVER_FIRST_NAME DRIVER_LAST_NAME DRIVER DRIVING_LICENSE_ID DRIVER START DATE DRIVER_DRIVING_LICENSE CHECKED DRIVER_RATING 2001 Willie Butler 1874501 2019-09-12 4.4 2002 Justin Howard 1953853 2019-09-09 4.8 2003 Anthony Walker 1735487 2019-09-15 1 3.5 2004 Ece Yilmaz 1734747 2019-08-15 1 DRIVERS Table In the CARS table, all the cars in the InstantRide system are kept with the license plate, model and year: CAR ID CAR PLATE CAR_MODEL CAR YEAR 1001 BB-542-AB TOYOTA PRIUS 2018 1002 BB-883-EE TESLA MODEL 3 2019 1003 BB-451-ZN TOYOTA AURIS 2019 1004 B-189-ММ MERCEDES E200 2019 CARS Table
Transcribed Image Text:Instructions Page 1 of 4 Scenario and Database Model: InstantRide InstantRide is the new ride sharing application in the city and it has just started its operations. With the help of the InstantRide mobile application, the users request a ride with their location. Drivers and cars are assigned to the request; and then the driver picks up the user to ride their requested location. Information for the users, drivers and cars are stored in the database as well as the travel transactions. In the USERS table, information for the users are stored with their first name, last name and email: USER ID USER FIRST_NAME USER_ LAST_NAME USER_EMAIL 3001 Jack Hill j.hill@xmail.com 3002 Ryan Collins r.collins@xmail.com 3003 Nursin Yilmaz n.atak@gmail.com 3004 Sarah Price s.price@xmail.com 3005 Bobby Griffin b.griffin@xmail.com 3006 Randy Clark r.clark@xmail.com 3007 Jose Thomas j.thomas@xmail.com 3008 Nursin Yilmaz n.yilmaz@xmail.com USERS Table In the DRIVERS table, all the drivers in the InstantRide are stored with their name, driving license number and check and rating information: DRIVER ID DRIVER_FIRST_NAME DRIVER_LAST_NAME DRIVER DRIVING_LICENSE_ID DRIVER START DATE DRIVER_DRIVING_LICENSE CHECKED DRIVER_RATING 2001 Willie Butler 1874501 2019-09-12 4.4 2002 Justin Howard 1953853 2019-09-09 4.8 2003 Anthony Walker 1735487 2019-09-15 1 3.5 2004 Ece Yilmaz 1734747 2019-08-15 1 DRIVERS Table In the CARS table, all the cars in the InstantRide system are kept with the license plate, model and year: CAR ID CAR PLATE CAR_MODEL CAR YEAR 1001 BB-542-AB TOYOTA PRIUS 2018 1002 BB-883-EE TESLA MODEL 3 2019 1003 BB-451-ZN TOYOTA AURIS 2019 1004 B-189-ММ MERCEDES E200 2019 CARS Table
Finally, the transactions of the rides are stored in the TRAVELS table. For each travel, start and end time with location are stored. In addition, the involved driver, car and user are listed for each drive. Price and discount information are also available in the database: TRAVEL ID TRAVEL, END_TIME TRAVEL, START LOCATION TRAVEL DISCOUNT TRAVEL_START_TIME TRAVEL END LOCATION TRAVEL PRICE DRIVER ID CAR ID USER ID 5001 2019-10-01 04:04:55 9614 York Road 84 Church Lane 2019-10-01 04:14:19 15.44 2001 1003 3005 NULL 5002 2019-10-01 05:57:33 2019-10-01 06:12:33 47 Church Street 68 High Street 20.56 2001 1003 3006 NULL 5003 2019-10-01 13:35:20 2019-10-01 13:45:10 2 Windsor Road 95 West Street 12.32 2002 1001 3002 NULL 5004 2019-10-02 08:44:48 2019-10-02 09:15:28 9060 Mill Lane 27 Main Road 30.49 2003 1002 3001 0.13 5005 2019-10-02 16:38:54 2019-10-02 16:48:10 2 Queensway 24 Mill Lane 11.15 2001 1003 3007 NULL 5006 2019-10-03 19:12:14 2019-10-03 19:23:45 50 Main Road 93 Broadway 14.61 2003 1002 3007 0.10 5007 2019-10-03 16:06:36 2019-10-03 16:08:56 39 Park Road 91 West Street 4.41 2002 1004 3003 0.14 5008 2019-10-03 17:17:12 37 The Drive 17 Stanley Road 25.12 2001 0.25 2019-10-03 17:37:42 1003 3001 5009 2019-10-03 21:16:48 2019-10-03 21:26:18 77 Mill Road 724 Springfield Road 13.55 2001 1003 3005 NULL 5010 2019-10-03 23:21:40 2019-10-03 23:39:10 16 Church Road 30 North Road 25.62 2003 1002 3003 0.20 TRAVELS Table You are assigned as the database administrator to collect and manage transactional data of the InstantRide operations. Your main task is to create SQL scripts to help other teams to retrieve the requested data. In the following activities, you will create the scripts, run against the database and send the result to the corresponding teams.
Transcribed Image Text:Finally, the transactions of the rides are stored in the TRAVELS table. For each travel, start and end time with location are stored. In addition, the involved driver, car and user are listed for each drive. Price and discount information are also available in the database: TRAVEL ID TRAVEL, END_TIME TRAVEL, START LOCATION TRAVEL DISCOUNT TRAVEL_START_TIME TRAVEL END LOCATION TRAVEL PRICE DRIVER ID CAR ID USER ID 5001 2019-10-01 04:04:55 9614 York Road 84 Church Lane 2019-10-01 04:14:19 15.44 2001 1003 3005 NULL 5002 2019-10-01 05:57:33 2019-10-01 06:12:33 47 Church Street 68 High Street 20.56 2001 1003 3006 NULL 5003 2019-10-01 13:35:20 2019-10-01 13:45:10 2 Windsor Road 95 West Street 12.32 2002 1001 3002 NULL 5004 2019-10-02 08:44:48 2019-10-02 09:15:28 9060 Mill Lane 27 Main Road 30.49 2003 1002 3001 0.13 5005 2019-10-02 16:38:54 2019-10-02 16:48:10 2 Queensway 24 Mill Lane 11.15 2001 1003 3007 NULL 5006 2019-10-03 19:12:14 2019-10-03 19:23:45 50 Main Road 93 Broadway 14.61 2003 1002 3007 0.10 5007 2019-10-03 16:06:36 2019-10-03 16:08:56 39 Park Road 91 West Street 4.41 2002 1004 3003 0.14 5008 2019-10-03 17:17:12 37 The Drive 17 Stanley Road 25.12 2001 0.25 2019-10-03 17:37:42 1003 3001 5009 2019-10-03 21:16:48 2019-10-03 21:26:18 77 Mill Road 724 Springfield Road 13.55 2001 1003 3005 NULL 5010 2019-10-03 23:21:40 2019-10-03 23:39:10 16 Church Road 30 North Road 25.62 2003 1002 3003 0.20 TRAVELS Table You are assigned as the database administrator to collect and manage transactional data of the InstantRide operations. Your main task is to create SQL scripts to help other teams to retrieve the requested data. In the following activities, you will create the scripts, run against the database and send the result to the corresponding teams.
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