Considering the following tables,. is a foreign ke Student Table SID Name Expected Graduation 123 Smith 2017 234 Jones 2018 567 Barilla 2018 Professor Table PID Name Tenure Year АВС Jones 1995 DEF Brilliant 2000 GHI Genius 2000 Class Table ID Name PID MGT101 Intro to Management АВС BUS101 Intro to Business АВС MGT201 Intermediate Management GHI O Class Table: PID O Student Table: ID O Professor Table: Name O Student Table: Expected Graduation Year

Considering the following tables,. is a foreign ke Student Table SID Name Expected Graduation 123 Smith 2017 234 Jones 2018 567 Barilla 2018 Professor Table PID Name Tenure Year АВС Jones 1995 DEF Brilliant 2000 GHI Genius 2000 Class Table ID Name PID MGT101 Intro to Management АВС BUS101 Intro to Business АВС MGT201 Intermediate Management GHI O Class Table: PID O Student Table: ID O Professor Table: Name O Student Table: Expected Graduation Year

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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Convert the following relation into First Normal Form. If necessary, split into multiple tables to avoid redundancy anomaly. Product Name Color Maker Price Category ABC Red Yellow X 15 Toy Luxury PQR Blue Green Y 10 Luxury DEF Yellow Green X 15 Gadget Hardware
Customer_ID Customer_Name Order_ID Order_Date Product_Name Quantity 101 Alice 1 2023-09-01 Laptop 2 101 Alice 1 2023-09-01 Mouse 1 102 Bob 2 2023-09-02 Monitor 1 102 Bob 2 2023-09-02 Keyboard 1 103 Carol 3 2023-09-03 Laptop 1 103 Carol 3 2023-09-03 Speaker 2 For the following tables, identify the following functional dependencies where ( ? → Customer_Name). (Customer_ID → Customer_Name ). (Customer_ID, Order_ID → Customer_Name ). (Customer_ID, Order_ID, Order_Date → Customer_Name ). (Order_ID → Customer_Name ).
So if I have this table: staffNo dentistName patientNo patientName appointment_date appointment_time surgery_no S1011 Tony Smith P100 Gillian White 12-Aug-03 10:00 S10 S1011 Tony Smith P105 Jill Bell 13-Aug-03 12:00 S15 S1024 Helen Pearson P108 Ian MacKay 12-Sep-03 10:00 S10 S1024 Helen Pearson P108 Ian MacKay 14-Sep-03 10:00 S10 S1032 Robin Plevin P105 Jill Bell 14-Oct-03 16:30 S15 S1032 Robin Plevin P110 John Walker 15-Oct-03 18:00 S13 Here the non-trivial functional relations include at least the following: staffNo --> dentistName patientNo -->patientName partientNo, appointment_date, appointment_time --> surgery_no Do you believe there are other functional dependencies? If so, what are they? If not, why not? Do you believe it would help to create additional attributes during normalization? If so, what are they? If not, justify why it's not needed.How do I draw this out?
Now, you will calculate the highest-price house highest-price house sold for each agent when he or she served as a Dual Agent (DA). Use mixed references for ranges and the agent code condition in cell J3. Use relative cell references to the agent condition in cell E2. When you copy the formulas, use the paste Formulas options to preserve border formatting. In cell H2, insert the MAXIFS function in cell H2 to display the highest-price house sold by the first agent (cell E2) who was a Dual Agent (DA) (J3) for that house. Copy the function to the range H3:H4 and preserve the borders in the range H3:H4.
Is the following table in First Normal Form? If so, how would you get it into first normal form. SalesPerson/Product table Order Number Product Number Salesperson ID SalesPerson Name Commission Percentage Year of Hire Department Number Department Name Product Name Unit Price Quantity 137 19440 15 Baker 10 1995 73 Commercial Sales Hammer 17.50 473 24013 Saw 26.25 170 26722 Pliers 11.50 688 186 16386 7 Adams 15 2001 59 Home Sales Wrench 12.95 1745 19440 Hammer 17.50 2529
I need help with the SQL query for the following question: 1. What is the total number of reviews in every zip code. Here is the information on the field names: The table name is: Reviews Review Form Fields Product/ModelName: Product/Category: Product/Price: Retailer/Name: Retailer/ZipCode: Retailer/City: Retailer/State: Product/On Sale: Manufacturer/Name: Manufacturer/Rebate: Review/UserId: Review/Rating: Review/Date: Review/Text: Example of Review Form Filled out ProductModelName: Galaxy S4 ProductCategory: Smart Phone ProductPrice: 499 RetailerName: Bestbuy RetailerZipCode: 44114 RetailerCity: Cleveland RetailerState: OH ProductOnSale: No ManufacturerName: Samsung ManufacturerRebate: No ReviewUserId: xmm473 ReviewRating: 3 ReviewDate: 6/10/2012 ReviewText: overheats after 2 hours
I need help with the SQL query for the following question: 1. Show the total number of customers who complained about Bluetooth issues for every product name of every manufacturer from every retailer Here is the information on the field names: The table name is: Reviews Review Form Fields Product/ModelName: Product/Category: Product/Price: Retailer/Name: Retailer/ZipCode: Retailer/City: Retailer/State: Product/On Sale: Manufacturer/Name: Manufacturer/Rebate: Review/UserId: Review/Rating: Review/Date: Review/Text: Example of Review Form Filled out ProductModelName: Galaxy S4 ProductCategory: Smart Phone ProductPrice: 499 RetailerName: Bestbuy RetailerZipCode: 44114 RetailerCity: Cleveland RetailerState: OH ProductOnSale: No ManufacturerName: Samsung ManufacturerRebate: No ReviewUserId: xmm473 ReviewRating: 3 ReviewDate: 6/10/2012 ReviewText: overheats after 2 hours
The spreadsheet contains codes (BA, DA, SA) to represent agent roles (Buyer's Agent, Dual Agent, Seller's Agent). You want to switch the codes for the actual descriptions. In cell E12 of the Details sheet, insert the SWITCH function to evaluate the agent code in cell D12. Include mixed cell references to the codes and roles in the range J2:K4 for the values and results arguments. use all cell references in the function. Copy the function to the range E13:E39. Now you want to calculate the number of days between the list date and sale date. In cell J12, insert the DAYS function to calculate the number of days between the Listing Date and the Sale Date. Copy the function to the range J13:J39. You want to calculate agent commissions based on their role. In cell K12, insert the IFS function to calculate the agent's commission based on the agent code and the applicable rates in the range L2:L4. Use relative and mixed references correctly. Copy the function to the range K13:K39. You want to…
Refer to the sample tables and data below. Tables: employees (id(pk), name, job_code(fk)) jobs (code (pk), title, salary) mysql> SELECT * FROM employees; | id | name +-- | 1 | Captain Hook 2 Tiger Lily 3 | Pocahontas 4 | Meeko 4 rows in set (0.00 sec) mysql> select * from jobs; | code title | salary | +- I author | 100.50 200.00 | editor 3 manager 150.00 | | 1 2 I job_code 3 rows in set (0.00 sec) 2 1 | foreign key references jobs (code) How many rows will the following commands return? (a) SELECT name, salary FROM employees LEFT JOIN jobs ON job_code = code; (b) SELECT name, salary FROM employees RIGHT JOIN jobs ON job_code = code; [Select] [Select]
Show all the related employee attributes for those employees satisfying both following conditions (1) department_id is 100, (2) salary is above 8000 or manager_id is 103
You want to count the number of houses in one city. In cell C2, insert the COUNTIF function to count the number of houses in the city of Alpine. Use mixed references for the range; and use a relative reference to cell A2. Copy the function and use the Paste Formulas option to paste the function in the range C3:C5 so that the border in cell C5 is preserved. You want to calculate the total commissions for each agent (the condition). In cell B7, insert the SUMIF function to total the commissions by agent. Use mixed references for the ranges; and use a relative reference to cell A7. Copy the function and use the Paste Formulas option to paste the function in the range B8:B9 so that the borders are preserved. The top-middle section of the spreadsheet is designed for summary statistics for multiple conditions. You will calculate the number of houses sold for each agent when he or she served as a Dual Agent (DA). Use mixed references for ranges and the agent code condition in cell J3. Use…
WEEK 4 ASSIGNMENT Complete the following exercises: Using your student table, what is the average GPA? Using your student table, what is the minimum GPA? Explain why the following select statement is incorrect (your answer should be limited to no more than a few sentences): SELECT COUNT(first_name) FROM student Explain the following select statement (your answer should be limited to no more than a few sentences): SELECT MIN(DISTINCT gpa) FROM student