Design an E-R model for garage repair shop based on the following order form: DATE UTD WORK ORDER #: GARAGE REPAIR ORDER NAME ACCOUNT # SIGNATURE WITH AUTHORITY FOR ACCOUNT DEPARTMENT EXTENSION DESCRIPTION OF PROBLEM LICENSE * MILEAGE YEAR MAKE MODEL QTY PART NO. PARTS UNIT PRICE SERVICES PERFORMED

Design an E-R model for garage repair shop based on the following order form: DATE UTD WORK ORDER #: GARAGE REPAIR ORDER NAME ACCOUNT # SIGNATURE WITH AUTHORITY FOR ACCOUNT DEPARTMENT EXTENSION DESCRIPTION OF PROBLEM LICENSE * MILEAGE YEAR MAKE MODEL QTY PART NO. PARTS UNIT PRICE SERVICES PERFORMED

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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Review: Linking Data Tables to Answer an Inquiry Data Table 1: Project Table Project number Description Dept. number 155 Payroll 257 498 Widgets 632 226 Sales manual 598 Data Table 2: Department Table Dept. number Dept. name Manager SSN 257 Accounting 005-10-6321 632 Manufacturingl 549-77-1001 598 Marketing 098-40-1370 Data Table 3: Manager Table SSN Last name First name Hire date Dept. number 005-10-6321 Johns Francine 10-07-2013 257 549-77-1001 Buckley Bill 02-17-1995 632 098-40-1370 Fiske Steven 01-05-2001 598 © 2013-2019 Cengage learning. All Rights Reserved. May not be copied, scanned, duplicated, in whole or in part, except for use as permitted in a license distributed with a certain product or service or otherwise on a password-protected website for classroom use. 32 TBC – Instructions: Linking your tables together On slide #34, describe and draw a diagram to illustrate how you link the three tables: File: Student-profile contains your first name, last name, first-enrolled-date,…
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?
Mapping from EER to Relational Model title author ISBN Вook ID date price copy m Borrower horrow Loan end Сopy m name no-of-branches location Library Main Branch 1 m branch Figure 2
For each of the following E-R diagrams transform the diagram to a relational schema (draw the graphical notation). QI) COURSE Course ID Description Credits {Prerequisite} Q2) COURSE Course ID Is Prerequisite Description Credits
O 4. Entity set The ISBN in the image below for "BOOK" Entity type is considered as: Main Sub Annual ISBN Author Title Sal ВОOK O 1. Multi-Valued Attribute O 2. Single Attribute 3. Partial key attribute 4. Key attribute
Supplier name ISBN Supplier code Date of supply Title Publisher 04 SUPPLIER Supply BOOK Authors Contact number Address Number of conie Date of Release: City Suburbs
Query design by referring the following scenario.Scenariocompany has a huge database to handle their employees’ details.Most of the details regarding the employee activities and department details are stored in Employeestable and Departments table. Write the appropriate query to support the manager to complete thefollowing:
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.
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…
Name of supplier ISBN Supplier number Title Publisher Date of supply 04 SUPPLIER Provider Supplier Address and Conie Number of the Authors Released on: City Suburbs
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…
o Create a use case diagram for the following requirements o The customer makes a request to purchase a product. The company and the customer negotiate the price if the customer wants. If they agree and the product amount in the system is enough, the company is delivered to the customer by cargo. o Use include and extend relationship at least once