Department Employee • Code Name Manager .ID Name Salary 44 Engineering 2538 2538 Lisa Ellison 45000 82 Sales 3829 5384 Sam Snead 30500 12 Marketing 6381 6381 Maria Rodriguez 92300 99 Technical Support NULL In the Department table, which foreign key value violates referential integrity? 2538 3829 NULL

Department Employee • Code Name Manager .ID Name Salary 44 Engineering 2538 2538 Lisa Ellison 45000 82 Sales 3829 5384 Sam Snead 30500 12 Marketing 6381 6381 Maria Rodriguez 92300 99 Technical Support NULL In the Department table, which foreign key value violates referential integrity? 2538 3829 NULL

Programming Logic & Design Comprehensive

9th Edition

ISBN:9781337669405

Author:FARRELL

Publisher:FARRELL

Chapter8: Advanced Data Handling Concepts

Section: Chapter Questions

Problem 17RQ

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LECTURER_ID LECTURER_NAME DEPT ID DEPT_NAME SUBJECT_CO DE SUBJECT_ NAME TEACHING_HOUR_PER_SU ВJЕCT BIT5078 DATABASE 1053 KRISHNAN 01 IT BIT5018 PROGRAMMING 4 ВАC1011 ВАC1022 ACCOUNTINGI ACCOUNTING2 4 ACCOUNTING 1195 НАМID 02 ВВА1011 ВВA2022 MANAGEMENT MARKETING 3 1247 AMELIA 03 BUSINESS 1. Based on the table above, draw the dependency diagram and identify all dependencies (including all partial and transitive dependencies).
DailyCases * Day PCRTests 9 TestNo Patientid TodalTestCount DateofTest PositiveTestCount Result NegativeTestCount Tester DateofResult Department TotalCases * Dey DepartmentName TotalTestCount TotaPositiveCount Patient * Patientid Employee * Empoyeeld FirstName LastName Title IdentityNumber FirstName RegisteredDate LastName BloodGroup Department CurrentStatus StartDate HesCode Figure 1 According the database design given in Figure 1; Write a SQL statement to display PCR test results as below (Figure 2). First Name of Patient Last Name of Patient Date of Test Ttle of Tester Name of Tester Date of Result Resut DİŞÇİ Prof Dr. Eren Bakız 2021-01-20 00:00:00.000 Pending VOLKAN 2021-12-01 YILDIZ MUHAMMET EMİN TUNÇ OZALP 2 SAFA 2021-12-01 Dr. Bartu Olay 2021-01-21 00:00.00.000 Pendng 3 2021-12-01 Prof Dr. Eren Bakız 2021-01-18 00 00-00.000 Pending 2021-01-12 Bartu Olay Bartu Olay HILAL Dr. 2021-01-18 00:00.00.000 Pendng BURAK AŞRAK 2021-01-12 Dr. 2021-01-20 00:00:00.000 Positive 6 ALI TAHA…
Which diagram type is shown in this figure? Describe the diagram completely. Medical Receptionist PRS 옷 P: Patientinfo D: Mentcare-DB AS: Authorization login ( ) ok alt [sendinfo] updatelnfo( ) updatePRS (UID ) I authorize (TF, UID) authorization update (PID) update OK Message (OK) [sendSummary] UpdateSummary( summarize (UID ) authorize (TF, UID) authorization :summary update (PID) Message (OK) update OK logout ()
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…
.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)?
A candidate key is a characteristic that is included in a composite primary key.
Observe the HOMETOWN REALESTATE database: SELLER SellerID SellerName RealtorID S111 Paul R1 S222 Carly R1 S333 Ana R2 S444 Charlotte R2 S555 Aidan R3 Có66 Eric R1 C777 Christina R1 REALTOR RealtorID RealtorName R1 Claire R2 Kate R3 Cliff R4 William If a DBMS enforces a DELETE CASCADE option on the referential integrity constraint between SELLER and REALTOR in the HOMETOWN REALESTATE database, what will be the outcome after a user tries to delete the third record (R3, Cliff) from REALTOR? O SELLER will have 7 records, REALTOR will have 4 records O SELLER will have 6 records, REALTOR will have 3 records O SELLER will have 7 records, REALTOR will have 3 records O SELLER will have 6 records, REALTOR will have 4 records O SELLER will have 3 records, REALTOR will have 3 records
Observe the HOMETOWN REALESTATE database: SELLER SellerID SellerName RealtorID S111 Paul R1 S222 Carly R1 S333 Ana R2 S444 Charlotte R2 S555 Aidan R3 C666 Eric R1 C777 Christina R1 REALTOR RealtorID RealtorName R1 Claire R2 Kate R3 Cliff R4 William If a DBMS enforces a DELETE CASCADE option on the referential integrity constraint between SELLER and REALTOR in the HOMETOWN REALESTATE database, what will be the outcome after a user tries to delete the last record (R4, William) from REALTOR? O SELLER will have 7 records, REALTOR will have 4 records O SELLER will have 6 records, REALTOR will have 3 records O SELLER will have 7 records, REALTOR will have 3 records O SELLER will have 6 records, REALTOR will have 4 records O SELLER will have 3 records, REALTOR will have 3 records
Mailings Review View Help m、m、和三E AaBbCcI AaBbCcI AAB6C AaBbCc AaBbC AaBbo 目三==這、田。 1 Normal I No Spac. Heading 1 Heading 2 Title Subt Styles Paragraph 2. What is a syntax tree? Draw the syntax tree for the expression a*(b+c)*d.
to de Category 15 PK to do id PK category id name description create date 18 deadine FK categoryid FK user id create date user PK user id first name last name email create_date The above ER Diagram shows a simple TODO tasks management database. The create table script for Category table is given to you below. Complete the script by providing the correct definitions of the other two tables. Choose the data types of each attribute and assume all primary keys to be auto incrementing integers. Create Table Category ( user_id int primary Key identity(1,1), name varchar(255),
Observe the HOMETOWN REALESTATE database: SELLER SellerID SellerName RealtorID S111 Paul R1 S222 Carly R1 S333 Ang R2 S444 Charlotte R2 S555 Aidan R3 C666 Eric R1 C777 Christina R1 REALTOR RealtorID RealtorName R1 Claire R2 Kate R3 Cliff R4 William If a DBMS enforces a DELETE RESTRICT option on the referential integrity constraint between SELLER and REALTOR in the HOMETOWN REALESTATE database, what will be the outcome after a user tries to delete the last record (R4, William) from REALTOR? O SELLER will have 7 records, REALTOR will have 4 records O SELLER will have records, REALTOR will have 3 records O SELLER will have 7 records, REALTOR will have 3 records O SELLER will have 6 records, REALTOR will have 4 records O SELLER will have 3 records, REALTOR will have 3 records
Observe the table ENROLLMENT: ENROLLMENT StudentID StudentName MajorID MajorName 111 Joe E English 222 Bob H History 333 Lisa H History Which of the following (regarding the relation ENROLLMENT) represents the deletion anomaly? O Deleting a major ID may delete the major name O Deleting a major may delete all information about a student O None of the answers O Deleting a student ID may delete a student name O Deleting a student may delete all information about a major

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