What is the connectivity in the following ERD between Employee and Department? Department Employee Employee number First name Last name Job title Dept number Dept number works Dept name in Dept location Instruction: Use proper spelling and/or punctuation in your answer.
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- PRACTICE ACTIVITY FOR JOINS (using APEX) Table name: ADVISORS ADVISORID ADVISORNAME A102 Sami A103 Alice A104 Suad Tamil A105 A101 Arun Table name: DEPARTMENTS DEPTID DEPTNAME D102 ELC D101 D103 IT BSD D104 ENG Table name: STUDENTS | STUDENTID GENDER STUDENTNAME DOB ALLOWANCE DEPTID ADVISORID STUDENTLEVEL AGE S103 6/1/1999 Male 90 D102 A102 Level 1 Hisham 22 S102 Sara 12/30/1994 Female 45 D103 A104 Diploma 27 6/1/1999 Male 5/6/1995 Male S101 Salim 45 D103 A104 Diploma 22 S107 Khalil 45 D101 A101 BTech 26 S109 Said 10/15/1992 Male 45 D104 A101 Advanced Diploma 29 S100 Ahmad 5/1/1995 Male 45 D101 A103 BTech 26 4/5/1998 Male 2/23/1992 Female S104 Faisal 90 D104 A101 Advanced Diploma 23 S105 Fatima 90 D102 A102 Level 2 29 S106 Arwa 9/12/1999 Female 45 D102 A102 Level 3 22 S108 Ibtisam 8/13/1991 Female 90 0103 A104 Diploma 30 Write the SQL statement for the following: 1. Using the ON clause, display the advisor name and student name for all students in the BTech level 2. Display the student…Each of company's divisions arecomposed of many departments. Each of those departments has many employees assigned to it, but each employee works for only one department. Each department is managed by one employee.ERD with primary and foreign keyMultiple choice in network Is a subtype of a membership query message. a. Group-and-source specific query b. General query c. Group-specific query d. All choices
- Suppliers * SupplierlD Products Order Details Orders Customers * CustomerID V ProductID 9 OrderlD V ProductID * OrderlD CompanyName ProductName 00 CustomeriD EmployeelD OrderDate CompanyName ContactName SupplierID CategoryID QuantityPerUnit UnitPrice UnitPrice ContactName ContactTitle Quantity ContactTitle Address Discount RequiredDate Address City Region City ShippedDate ShipVia Unitsinstock 00 Region PostalCode UnitsOnOrder PostalCode Freight ShipName ShipAddress ShipCity ShipRegion ShipPostalCode ShipCountry Employees V EmployeelD Country Reorderlevel Country Phone Discontinued Phone Fax LastName Fax HomePage FirstName Title TitleOfCourtesy Shippers V ShipperID Birthdate Categories * CategorylD HireDate CompanyName Address Phone CategoryName Description City Region Picture PostalCode Country HomePhone Extension Photo Notes Reportsto Figure 2. The relationship diagram of the NorthWind database. a. Use the ERDPlus tool to design a STAR schema of the data warehouse containing one fact…IF POSSIBLE PLEASE TYPE OR WRITE ELIGIBLY illustrate the process of normalizing the data shown in this table to third normal form (3NF). officeNo officeAddress telNo mgrStaffNo name B001 8 Jefferson Way, Portland, ME 97201 503-555-3618 S1500 Tom Daniels B002 City Center Plaza, Seattle, WA 98122 206-555-6756 S0010 Mary Martinez B003 14 – 8th Avenue, New York, NY 10012 212-371-3000 S0145 Art Peters B004 16 – 14th Avenue, Seattle, WA 98128 206-555-3131 S2250 Sally Stern Primary key: officeNo Why the above table is not in 3NF? Describe and illustrate the process of normalizing the data shown in this table to third normal form (3NF). c) Identify the primary and foreign keys in your 3NF relations.first last cid name quantity ordDate address Customer custord Order prodord pid Product pname price color What is the primary key of ORDER table? Select one: a.ORDER table has no Primary Key b.Combination of cid and pid c.Combination of cid, pid and ordDate d.cid
- Use the XYZ Apartment Rental Company ERD shown on Figure 1 to answer questions 9 through 12: According to the XYZ Apartment Rental Company ER diagram, which of the following is NOTtrue? A building can have no builders A building can have one builder A building can have two builders A building can have more than two builders Answer: ____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…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).
- Question attached!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?1. Write a database description for each of the relations shown, using SQL DDL (shorten, abbreviate, or change any data names, as needed for your SQL version). Assume the following attribute data types: StudentID (integer, primary key) StudentName (25 characters) FacultylD (integer, primary key) FacultyName (25 characters) CourselD (8 characters, primary key)