Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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- Task 2: The Car Maintenance team also wants to store the actual maintenance operations in the database. The team wants to start with a table to store CAR_ID (CHAR(5)), MAINTENANCE_TYPE_ID (CHAR(5)) and MAINTENANCE_DUE (DATE) date for the operation. Create a new table named MAINTENANCES. The PRIMARY_KEY should be the combination of the three fields. The CAR_ID and MAINTENANCE_TYPE_ID should be foreign keys to their original tables. Cascade update and cascade delete the foreign keys. Create a new table to store maintenance operations Test Query DESCRIBE MAINTENANCES Expected Results Field Type Null Key Default Extra CAR_ID char(5) NO PRI NULL MAINTENANCE_TYPE_ID char(5) NO PRI NULL MAINTENANCE_DUE date NO PRI NULLarrow_forwardTask 2: The Car Maintenance team also wants to store the actual maintenance operations in the database. The team wants to start with a table to store CAR_ID (CHAR(5)), MAINTENANCE_TYPE_ID (CHAR(5)) and MAINTENANCE_DUE (DATE) date for the operation. Create a new table named MAINTENANCES. The PRIMARY_KEY should be the combination of the three fields. The CAR_ID and MAINTENACNE_TYPE_ID should be foreign keys to their original tables. Cascade update and cascade delete the foreign keys. Answer in MYSQL pleasearrow_forwardGo to the w3schools website’s SQL browser IDE. This is where you canwrite and test your SQL code using their databases. Once you are happywith it, paste your code in a text file named Student.txt and save it in yourtask folder.● Write the SQL code to create a table called Student. The table structure issummarised in the table below (Note that STU_NUM is the primary key):Attribute Name Data TypeSTU_NUM CHAR(6)STU_SNAME VARCHAR(15)STU_FNAME VARCHAR(15)STU_INITIAL CHAR(1)STU_STARTDATE DATECOURSE_CODE CHAR(3)PROJ_NUM INT(2)● After you have created the table in question 1, write the SQL code to enterthe first two rows of the table as below:STU_NUMSTU_SNAMESTU_FNAMESTU_INITIALSTU_STARTDATECOURSE_CODEPROJ_NUM01 Snow John E 05-Apr-14 201 602 Stark Arya C 12-Jul-17 305 11● Assuming all the data in the Student table has been entered as shownbelow, write the SQL code that will list all attributes for a COURSE_CODE of305.…arrow_forward
- 6.7 LAB - Create Vehicle and EventVehicle tables The California DMV's completed table diagram is presented in the zyBook. The following is a portion of the table di Vehicle VehicleID TypeCode R YearNumber R MakeCode R ModelName R PlateID R VehicleEvent StateCode R -restrict- • VehicleID RegistrationDate -restrict- • EventNumberarrow_forwardUsing the Winners table from Figure 12-2, write a parameter query that selects only ananimated picture’s Year field.arrow_forwardChild row is a related row where there is a ? Primary key Foreign key Candidate key Composite keyarrow_forward
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