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- consider the database below and answer the query. pk refers to primary key and FK refers to foreign key. Employee(Employee_id(PK), First_name, Last_name, Email, Phone_number, Hire_Date, Job_ID(FK) COmmision_pct, manager_id, department_id(FK)) Departments(Department_id(PK), dept_name, manager_id(FK), location_id) Locations(Location_id(PK), street_address, postal_code, city, state_province, country_id) Jobs(Job_id(PK), job_title, min_salary, max_salary) write a pl/aql script to create a procedure the string accordingly, if the employee is receiving any commision(COMMISSION_PCT) or not. the argument of the profedure is Empl_id. also, write the procedure callconsider the database below and answer the query. pk refers to primary key and FK refers to foreign key. Employee(Employee_id(PK), First_name, Last_name, Email, Phone_number, Hire_Date, Job_ID(FK) COmmision_pct, manager_id, department_id(FK)) Departments(Department_id(PK), dept_name, manager_id(FK), location_id) Locations(Location_id(PK), street_address, postal_code, city, state_province, country_id) Jobs(Job_id(PK), job_title, min_salary, max_salary) write a pl/sql script to create a trigger that prints"the department name is changed from IT to sales" whenever the department is changed from IT to salesconsider the database below and answer the query. pk refers to primary key and FK refers to foreign key. Employee(Employee_id(PK), First_name, Last_name, Email, Phone_number, Hire_Date, Job_ID(FK) COmmision_pct, manager_id, department_id(FK)) Departments(Department_id(PK), dept_name, manager_id(FK), location_id) Locations(Location_id(PK), street_address, postal_code, city, state_province, country_id) Jobs(Job_id(PK), job_title, min_salary, max_salary) wirte a function (with one argument : department name) that calculates and returns the total number of employees who are not working in IT department and earning more than $5000. write an appropriate call also. COMP 214 pl/sql
- consider the database below and answer the query. pk refers to primary key and FK refers to foreign key. Employee(Employee_id(PK), First_name, Last_name, Email, Phone_number, Hire_Date, Job_ID(FK) COmmision_pct, manager_id, department_id(FK)) Departments(Department_id(PK), dept_name, manager_id(FK), location_id) Locations(Location_id(PK), street_address, postal_code, city, state_province, country_id) Countries(Country_id(PK), Country_name, region_id) Jobs(Job_id(PK), job_title, min_salary, max_salary) write a pl/sql script (using cursor and %TYPE) query to show the ames of all the departments which are not located in US or CanadaSubject - Fundamentals to Database Question 2 Based on the Table 5 and Table 6, write the SQL statement for the following cases in (5a), (5b), (5c), (5d) and (5e). Table 5: Employee Employee_Id First_name Last_name Salary Joining_Date Department 1 John Abraham 1000000 01-Jan-13 12.00.00AM Banking 2 Micheal Clarke 800000 01-Jan-13 12.00.00AM Insurance 3 Roy Thomas 700000 01-Feb-13 12.00.00AM Banking 4 Tom Jose 600000 01-Feb-13 12.00.00AM Insurance 5 Jerry Pinto 650000 01-Feb-13 12.00.00AM Insurance 6 Philip Mahtew 750000 01-Jan-13 12.00.00AM Services 7 TestName1 123 650000 01-Jan-13 12.00.00AM Services 8 TestName2 Lname% 600000 01-Feb-13 12.00.00AM Insurance Table 6: Incetives Employee_ref_id Incentive_date Incentive_amount 1 01-Feb-13 5000 3 01-Feb-13 3000 4 01-Feb-13 4000 5 01-Jan-13 4500 6 01-Jan-13 3500 (a) Write the SQL command that remove the employees from the employee table WHERE the joining date is before 1-Jan-13. (b) Write the SQL…Subject - Fundamentals to Database Question 5 Based on the Table 5 and Table 6, write the SQL statement for the following cases in (5a), (5b), (5c), (5d) and (5e). Table 5: Employee Employee_Id First_name Last_name Salary Joining_Date Department 1 John Abraham 1000000 01-Jan-13 12.00.00AM Banking 2 Micheal Clarke 800000 01-Jan-13 12.00.00AM Insurance 3 Roy Thomas 700000 01-Feb-13 12.00.00AM Banking 4 Tom Jose 600000 01-Feb-13 12.00.00AM Insurance 5 Jerry Pinto 650000 01-Feb-13 12.00.00AM Insurance 6 Philip Mahtew 750000 01-Jan-13 12.00.00AM Services 7 TestName1 123 650000 01-Jan-13 12.00.00AM Services 8 TestName2 Lname% 600000 01-Feb-13 12.00.00AM Insurance Table 6: Incetives Employee_ref_id Incentive_date Incentive_amount 1 01-Feb-13 5000 3 01-Feb-13 3000 4 01-Feb-13 4000 5 01-Jan-13 4500 6 01-Jan-13 3500 (d) Write the SQL code to get employee details from employee table whose first name ends with ‘n’ and name contain 4 letters. (e) Write…
- Subject: Database Management System Consider the following relations: PERSON(P_id,_F_name, L_name,Occupation, Salary, City) ORDER(O_id, P_id, Item, Quantity, Price, Order_date) The Primary Keys are P_id and O_id respectively. Express the following queries in SQL and Relational Algebra. a) Find the person's name and city whose name starts with S. b) Find the person with the highest salary. c) Find the average salary for each Occupation. d) Find the detail of the person who has ordered any item. e) Find the name of the person who has ordered in the same date. f) Find the game of the person who hasn't ordered any item. g) Find the highest ordered item. h) Find the detail of Item with lowest Price.A DreamHome database has following tables. Branch (branchNo, street, city, postcode) Staff (staffNo, fName, lName, position, sex, DOB, salary, branchNo) PropertyForRent (propertyNo, street, city, postcode, type, rooms, rent, ownerNo, staffNo, branchNo) PrivateOwner (ownerNo, fName, lName, address, telNo) How many rows and columns are there in the relation Branch X Staff, if Branch has 20 tuples and Staff has 15 tuples. ( ) 35 rows and 300 columns ( ) 300 rows and 35 columns ( ) 300 rows and 12 columns ( ) 35 rows and 12 columnsA DreamHome database has following tables.Branch (branchNo, street, city, postcode)Staff (staffNo, fName, lName, position, sex, DOB, salary, branchNo)PropertyForRent (propertyNo, street, city, postcode, type, rooms, rent, ownerNo, staffNo, branchNo)PrivateOwner (ownerNo, fName, lName, address, telNo) If every non-key attribute is fully functionally dependent on the primary key, then the relation will be in ____.( ) 1NF( ) 2NF( ) 3NF( ) 4NF
- #6. Can you explain the difference between a primary key and a foreign key in a database table?. Ena.___5__. Can you explain the difference between a primary key and a foreign key in a database table?cepa explain.Consider the relational database below, where the primary keys are underlined.employee (person-name, street, city)works (person-name, company-name, salary)company (company-name, city)manages (person-name, manager-name)Give a query for each of the following:a Find all employees who live in the same city as the company for which they work islocated.b Find all employees who live in the same city and on the same street as theirmanagers.c Find all employees in the database who do not work for the First Bank Corporation. d Find all employees who earn more than the average salary of all employees of theircompany.e Find the company that has the most employees.f Find the company that has the smallest payroll.g Modify the database so that Jones now lives in Newtown.h Give all employees of the First Bank Corporation a 10 percent raise.i Give all managers in database a 10 percent raise.j Give managers in the database a 10 percent raise, unless the salary would be greaterthan $100,000. In such…