Table name: EMPLOYEE EMP CODE Q1 Table name: BENEFIT EMP LNAME JOB_CODE EMP CODE PLAN_CODE 14 Rudel 15 15 McDade 1. 15 3. 16 Ruelardo 1. 16 1. 17 Smith 3. 17 20 Smith 17 17 20 Table name: JOB Table name: PLAN JOB CODE JOB_DESCRIPTION 1 Clerical 2 Technical 3 Managerial PLAN DESCRIPTION 1 Term life 2 Stock purchase 3 Long-term disabilty PLAN CODE 4 Dental a. For each table in the database, identify the primary key and the foreign key(s). If a table does not have a foreign key, write None in the space provided. b. Create the ERD to show the relationship among tables Do the tables exhibit entity integrity? Answer yes or no, and then C. explain your answer 2 d. Do the tables exhibit referential integrity? Answer yes or no, and then explain your answer. Write NA (Not Applicable) if the table

Table name: EMPLOYEE EMP CODE Q1 Table name: BENEFIT EMP LNAME JOB_CODE EMP CODE PLAN_CODE 14 Rudel 15 15 McDade 1. 15 3. 16 Ruelardo 1. 16 1. 17 Smith 3. 17 20 Smith 17 17 20 Table name: JOB Table name: PLAN JOB CODE JOB_DESCRIPTION 1 Clerical 2 Technical 3 Managerial PLAN DESCRIPTION 1 Term life 2 Stock purchase 3 Long-term disabilty PLAN CODE 4 Dental a. For each table in the database, identify the primary key and the foreign key(s). If a table does not have a foreign key, write None in the space provided. b. Create the ERD to show the relationship among tables Do the tables exhibit entity integrity? Answer yes or no, and then C. explain your answer 2 d. Do the tables exhibit referential integrity? Answer yes or no, and then explain your answer. Write NA (Not Applicable) if the table

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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Please refer to the following diagram for Q19 to Q20. PERSON PK P_ID P_LNAME P_FNAME ΕMPLOYΕ P_ID EMP_HIRE_DATE STUDENT P ID STUDY ΜAIOR PK, FK1 PK, FK1 19. Which of the following statements is/are true? (1) A Person must be either a Student or an Employee. (2) A Person can neither be a Student nor an Employee. (3) A Person must be a Student or an Employee or both. a. (1) only b. (3) only c. (1) and (2) only d. (1), (2) and (3).
.Here it isstudent Relation Student_ID Student_Name Dept_Name 0000 AAAAA Computer Science 1111 BBBBB Computer Science 2222 CCCCC Business Administration 3333 DDDDD Education 4444 EEEEE Physics 5555 FFFFF History Student_Courses Relation Student_ID Course_ID Section Year Grade 0000 CS 2203 2 2020 A 0000 CS 1101 1 2019 A 1111 CS 1101 5 2019 B 1111 CS 1102 1 2019 B 1111 CS 2204 1 2020 A 1111 CS 2401 1 2020 A 2222 BUS 1101 3 2019 C 2222 BUS 2201 1 2020 B 2222 BUS 3302 1 2020 B 3333 EDUC 5010 1 2019 A 3333 EDUC 5210 1 2020 B 4444 PHY 1101 4 2019 A 4444 PHY 2202 1 2020 C 4444 PHY 3304 1 2020 A Considering Student and Student_Courses relations shown above, discuss when Union, Inner Join, Left Outer Join, Right Outer Join, and Full Outer Join should be used and provide examples using the above relations. I AM GETTING USED TO MYSQL WORKBENCH. (Kindly take me through the path)?
Consider the following relation: TempID 111 222 333 444 555 666 TempName Joe Mike Sue Pat Bob Joe TemplD JobID J111 J222 J333 J444 J555 J666 TempName TEMP AGENCY Job TypelD T1 T2 T1 JobID T2 T1 T2 Job TypeDesc Bookkeepiing Answering calls Bookkeepiing Answering calls Bookkeepiing Answering calls • Each job has one job type, but multiple jobs can have the same job type • Each job is assigned to one employer. Same employer can have multiple jobs. 5a) In the figure below, indicate functional dependencies by drawing lines with arrows. -| Some of the requirements that this table is based on are as follows: • Each temporary worker has a unique TempID, and a non-unique TempName. • Each employer has a unique EID, and a non-unique EName. • Each job has a unique JobID, and a job type. • Each job type has a unique JobTypeID and a non-unique job type description (JobTypeDesc). • Each temporary worker is assigned to only one job. EID E1 E1 E2 E2 E2 E1 Job TypeID Job TypeDesc Ename Mid Bank Mid Bank…
Use the university schema for the following questions student takes ID ID course id sec id name dept_name tot ged semester vear grade section course course id sec id department course id advisor title dept_name credits dept name s id semester Year building room number time slot id building budget time_slot time slot id day start time end time prereq instructor classroom couTse id grereg id ID building room_number name dept_name salary сараcity teaches ID course id sec id semester year Figure 2.9 Schema diagram for the university database. Use the online SQLite tool from db-book.com to write SQL statements for each of the questions below. Paste your solution SQL statement under each question and upload the document to Canvas. 1. Display the name and total institution credits taken (not tot_cred which includes transfer credits) of students that do not have an assigned advisor (across all years). a. Hint: link takes with courses and student, for students not in advisor, project the name…
Database Schema The schema for the Ch07_FACT database is shown below and should be used to answer the next several problems. Click this image to view it in its own tab. FIGURE P7.56 THE CH07_FACT ERD CHECKOUT PATRON PK Check Num PK Pat ID FK1 Book_Num FK2 Pat_ID Check_Out_Date Check_Due_Date Check_In_Date >0-----H- Pat_FName Pat LName Pat_Type BOOK AUTHOR PK Book_Num PK Au ID Book_Title Book_Year Book_Cost Book_Subject FK1 Pat_ID Au_FName Au_LName Au_BirthYear WRITES PK,FK1 Book Num PK,FK2 Au ID The CIS Department at Tiny College maintains the Free Access to Current Technology (FACT) library of e-books. FACT is a collection of current technology e-books for use by faculty and students. Agreements with the publishers allow patrons to electronically check out a book,
Q2/ write the schema that descibes the following relations: 1- The course relation course.id title deptname Biology Biology Biology Intro. to Computer Science Comp. Sci. Comp. Sci. Comp. Sci. Comp. Sci. Database System Concepts Comp. Sci. Elec. Eng. Finance History Music Physics credits BIO-101 Intro. to Biology 4 BIO-301 BIO-399 CS-101 CS-190 CS-315 CS-319 CS-347 EE-181 FIN-201 HIS-351 MU-199 Genetics 4 Computational Biology 4 4 Game Design Robotics Image Processing Intro. to Digital Systems Investment Banking World History Music Video Production Physical Principles PHY-101 2- The section relation course.id secid building rooIJumber timeslot.id semester ynar BIO-101 BIO-301 CS-101 CS-101 CS-190 CS-190 CS-315 CS-319 CS-319 CS-347 EE-181 1 Summer Summer Fall 2009 Painter 514 514 101 101 3128 2010 Painter 2009 Packard 1 Spring 1 Packard 2009 Taylor 2009 Taylor 2010 | Watson 2010 2010 Spring Spring E Spring 3128 120 100 3128 3128 Spring 2. Watson 2010 Taylor 2009 Taylor 2009 Taylor…
PART 3 Relational Model EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex Salary AAAA DEPARTMENT Dnamc Dnumber Mgr_san Mgr_start_datc AAA DEPT_LOCATIONS Dnumber Dlocation PROJECT Pname Pnumber Plocation Dnum WORKS ON Essn Pno Hours DEPENDENT Essn Dependent_name Sex Bdate Relationship Drawn the ER diagram Super_ssn Dno
4. Write the business rules against the following E-R diagram. movie_cast act_id mov_id |integer integer char (30) actor genres Y act_id act_fname integer char (20) Y gen_id integer char (20) role gen_title act_Iname act_gender char (20) char (1) movie mov_id mov_title mov_year mov_time mov_lang mov_dt_rel mov_rel_country char (5) integer char (50) integer integer char (50) date director movie_genres Y dir_id integer integer char (20) char (20) mov_id dir_fname gen_id integer dir_Iname rating mov_id rev_id integer integer integer num_o_ratings integer reviewer movie_direction rev_id integer char (30) dir_id integer rev_stars mov_id integer rev_name w3resource.com 81 8 8Ị 8Ị 81 81
Exercise Wellmeadows Hospital Patient Medication Form • Illustrate the Patient Number: P1O034 Full Name: Robert MacDonald Ward Number: Ward 11 process of normalizing the data shown in the form on your Bed Number: 84 Ward Name: Orthopaedic Drug Number Name Description Dosage Method of Units per Start Date Finish Date Admin Day right side. 10223 Morphine Pain Killer 10mg/ml Oral 50 24/03/04| 24/04/05 10334 Tetracyclene Antibiotic | 0.5mg/ml IV 10 24/03/04| 17104/04 10223 Morphine Pain Killer 10mg/ml Oral 25/04/05 | 02105/06 10
Below is a database with 2 tables - Painter, Painting: Painting table: primary key = Painting Num, foreign key = Painter_Num 11 Painting Num Painting_title Painter_Num 1336 Tired peasants 123 1337 Dawn Thunder 111 1338 Plastic Paradise 111 Hasty Exit Vanilla Chocolate 123 1339 134 1340 1341 X-files 123 Painter table: primary key Painter Num, no foreign key Painter Num Painter_lastname Painter_Firstname Painter_Initial Nationality 111 Ross Smithson P British 123 Angela Itero X Italian The above database contains an error in the data. Identify and describe this error.
Customers ld Username Firstname Sumame Email PostalAddress Orders Id Customorld Created Status Orderitems Orderid StyleRequested SizeRequested Stockid Shirts Stockld Style Size StoreLocation Count Which of the following statements are correct for this entity rel ionship diagram? a. There is a many to many relationship between Orderitems and Orders Ob. There is a many to one relationship between Customers and Orders c. Orderltems is a bridge table Od. There is a many to one relationship between Orderitems and Shirts □e. Orders is a bridge table Of. There is a many to many relationship between Orderltems and Shirts
A company has a number of employees. Each employee is identified by an Emplyee_Id. The companywants to store Employee_Name, Employee_Address, and Employee_BirthDate in the database. Thecompany also has several projects. Each project is identified by a Project_Id. The company wants tostore Project_Name and Project_StartDate in the database. Each employee must be assigned to one ormore projects, or may not be assigned to a project. A project must have at least one employee assignedand may have any number of employees assigned. An employee’s billing rate may vary by project, andthe company wishes to record the applicable billing rate (Billing_Rate) for each employee when assignedto a particular project. Draw an entity relationship diagram (ERD) using crows foot notation for the following situation. Show visible analyst.