Create a crows foot ER diagram to show the relationship that exists between all 4 tables in figure 1
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- A local veterinarian hospital keeps record about the different pets they see over time, as well as information about the owners and treatment provided.The following tables represent a sample of the information recorded about owners, pets, and treatments. Owners LastName FirstName Phone Downs Marsha 555-537-8765 James Richard 555-537-7654 Frier Liz 555-537-6543 Pets PetName Type Breed Weight King Dog Std. Poodle 25.5 Teddy Cat Cashmere 10.5 Fido Dog Std. Poodle 28.5 King Horse Border Collie 25.0 Treatments Name Anesthesia Required Vaccine No Dental Yes Surgery Yes A veterinarian hospital wants to set up a data warehouse containing various information about the business. One section of this data warehouse should focus on recording information related to each pet visit to the hospital. For each of the visit, it is essential to record the various information…View 4 Seneca Courses Inc. Customer Forms All customer information for SCI is maintained on file forms. The following are sample customer information forms: CUST_ID 78 CUST _ID 54 NAME YORK UNIVERSITY NAME SENECA COLLEGE LOCATION NORTH YORK LOCATION NORTH YORK SALES_REP ANDRE MARTIN SALES_REP PARVEZ RAI CUST _ID 74 CUST _ID 43 NAME RYERSON NAME INDIGO BOOKS LOCATION TORONTO LOCATION TORONTO SALES_REP PARVEZ RAI SALES_REP ANDRE MARTIN Business Rules: NAME must always be different for each customer. SALES_REP must always have a value. SALES_REP must be an existing employee. A customer only has one sales rep, but the sales_rep may have more than one customer. Normalize the above user view. Document all steps including UNF, 1NF, Dependencies, 2NF, and 3NF and explain or list the…QUESTION 2 Hillar Furniture Enterprise is a furniture store owned by Dr. Hillar Addo of AIT. The materials manager of this company maintains a list of suppliers for each of the materials items purchased by the company from outside vendors. The following table shows the essential data required for this application. Hillar Furniture Company Purchasing Data is shown below: Attribute Name Material_ID Material_ Name Unit_of_Measure Standard_Cost Vendor_ID Vendor_name Unit_price Terms_Code Terms Sample Value 3792 Hinges 3” locking Each GHC 5.00 V300 Apex Hardware GHC 4.75 1 COD a) Using the dependency diagram, identify the functional dependencies for this data. You may assume the following: Each material has one or more suppliers. Each supplier may have supply one or more items or may not supply many items. The unit price for a material may vary from one vendor to another The terms of a code for a supplier uniquely identifies the terms of a sale (e.g. code 2…
- The relational database below contains two related tables - “Supplier” and “Product”: “Product” table: Primary key = Prod-code, Foreign key = Supp-code Prod-code Prod -name Prod -desript Prod -stocktype Prod -stocklevel Prod -expireDate Supp-code 10010 aaa qwert 615 123445677 2017-11-14 501 10011 bbb asdfgg 615 234567899 2017-11-16 501 10012 ccc zxxcvv 234 345678900 2017-11-13 502 10013 eee ytuytu 234 454577777 2017-10-13 503 10014 jjj werewr 231 436436885 2017-10-23 503 10015 sdg rtyrtyry 275 676446322 2017-10-30 504 10016 ewt erterter 789 232317879 2017-12-30 501 “Supplier” table: Primary key = Supp -code, No Foreign key Supp -code Supp -lname Supp -fname Supp -Initial Supp -areacode Supp -phone 501 xxx qwert F 615 123445678 502 yyy asdfgg B 615 234567890 503 zzz zxxcvv X 234 345678901…The relational database below contains two related tables - “Supplier” and “Product”: “Product” table: Primary key = Prod-code, Foreign key = Supp-code Prod-code Prod -name Prod -desript Prod -stocktype Prod -stocklevel Prod -expireDate Supp-code 10010 aaa qwert 615 123445677 2017-11-14 501 10011 bbb asdfgg 615 234567899 2017-11-16 501 10012 ccc zxxcvv 234 345678900 2017-11-13 502 10013 eee ytuytu 234 454577777 2017-10-13 503 10014 jjj werewr 231 436436885 2017-10-23 503 10015 sdg rtyrtyry 275 676446322 2017-10-30 504 10016 ewt erterter 789 232317879 2017-12-30 501 “Supplier” table: Primary key = Supp -code, No Foreign key Supp -code Supp -lname Supp -fname Supp -Initial Supp -areacode Supp -phone 501 xxx qwert F 615 123445678 502 yyy asdfgg B 615 234567890 503 zzz zxxcvv X 234 345678901…Topic: Database Design and Entity Relationship Diagrams Please convert the below diagram to Crow's Foot notation. Here is the relational schema: Relational Diagram (Schema) Position: Position_ID Title Volunteer: Person_ID Gender_ID Occupation Status Notes Position_ID Location: Location_id Location_Name Street_No Street_Name PostalCode Phone CommunityContact: Organization_ID Person_ID Notes Location_ID Event: Event_ID Type Event_Date Location_Name Location_ID VolunteerShift: Shift_ID Start_Time End_Time Event_ID Person_ID Pending: Pending_ID CV Cover_Letter Interview VolunteerClass: VolunteerClass_ID Training_Graduation_Date NonPending: Person_ID Active Date_Inactive VolunteerClass_ID Workshop: Workshop_ID Event_ID Name GuestSpeaker: Event_ID Person_ID Subject_ID GuestSpeakerShift: Event_ID Person_ID Subject_ID Start_Time…
- EmployeeID is the primary key for the relation below. Which column violates a rule (characteristic) of a relation? Employee Relation EmployeeID Department PhoneNum PhoneNum 300 Finance 321-299-1234 407-999-2300 200 Sales 407-222-9090 321-365-0912 400 Sales 407-807-1124 407-453-2294 100 HR 321-934-2034 Group of answer choices The column named PhoneNum because you can’t have two columns with the same name. All the columns are valid. The EmployeeID column because the ID numbers are not in order. The Department column.Given the following relation that stores details about students' activities: StudentID StudentName Activity ActivityFee AmountPaid 100 Jones Golf 65.00 65.00 100 Jones Skiing 200.00 0.00 200 Davis Skiing 200.00 0.00 200 Davis Swimming 50.00 50.00 300 Garrett Skiing 200.00 100.00 300 Garrett Swimming 50.00 50.00 400 Jones Golf 65.00 65.00 400 Jones Swimming 50.00 50.00which representation is the maximum number of entites that can be involved in relationship a)Reflective relationship b) aTTRIBUTES C) cardinality d) Binary Relationship
- Assume the EMPLOYEE table contains four attributes, ID, DEPT, SALARY and NAME, and has the following rows ID DEPT SALARY NAME 100 SALES 40000 Smith 101 RD 38000 Terry 102 HR 60000 David 103 SALES 58000 Ellie 104 RD 70000 Judy The DEPARTMENT table contains two attributes, DEPTNAME and PHONE, and has the following rows: DEPTNAME PHONE RD 8596001234 SALES 8596005555 HR 8596009876 A.) The EMPLOYEE table needs to enforce the following integrity constraints: • The ID is the primary key. • The DEPT column is a foreign key that references the DEPTNAME in the DEPARTMENT table, so that any value that appears in the DEPT column should also exist in the DEPARTMENT table. • The value for the NAME column can never be null. What should be the statement used to create the EMPLOYEE table, if 1) the table was created as a partitioned table such…All entity names, relationship names, and attribute definitions must be correct.Make a relational diagram with the following data:1. Patient Entity:RUT (Primary Key): IntegerName: StringLast name: StringDate of Birth: DateEmail: StringAddress: StringTelephone numbers: StringPension System: String 2. Health Insurance Entity:Code (primary key): IntegerType: String 3. Medical entity:RUT (Primary Key): IntegerName: StringLast name: StringDate of Birth: DateSpecialties: StringYears of practice: Integer 4. Medical Specialty Entity:Code (primary key): IntegerSpecialty Name: String 5. Pharmaceutical company entity:Code (primary key): IntegerName: StringPhone number: String 6. Medication Entity:Business name (primary key): StringFormula: StringPharmaceutical company code (foreign key): Integer 7. Pharmacy Entity:Code (primary key): IntegerName: StringAddress: StringPhone number: String 8. Patient-Doctor Assignment Entity:Assignment ID (primary key): IntegerPatient RUT (foreign key): IntegerDoctor RUT (Foreign Key): IntegerStart date: DateEnd…