Write a PL/SQL block of code that performs the following tasks: i. Read a Book id provided by user at run time and store it in a variable. ii. Fetch the Author and title of the book having the entered id and store them inside two variables ii. Display the fetched book author and title.

Develop a PL/SQL block that would go through all the employees from EMPLOYEES table who work in department id= 90 (there is suppose to be 3 employee who work in Department 90)- IN BEGIN END END SECTION; Execute 3 separate of SELECT statement one after the other. Each SELECT will pull first name. salary of each employee and store them in local variables.+ SELECT LOAD INTO v_firstname1, v_salarxlWHERE emrlexee.id=100 Then second WHERE emploxee.id3101+ SELECT first_name, salary INTO v_firstname2, v_salary2 Then third + SELECTSELECTI tirst.name, salary INTO v_firstname3, v_salary3 iin WHERE emploxee id=102 ..... You must now have 6 local variables. DECLARE all of them accordingly in DECLARE section and use them in BEGIN and END.+ Then add another SELECT statement in BEGIN-END to find company average salary SELECT xa(salary) INTO aKasal FROM EMPLOYEES; !!! Do not forget to create y avgsal local variable in DECLARE section.

Database: https://www.w3schools.com/sql/trysql.asp?filename=trysql_select_all

In SQL code: Create a PL/SQL block to retrieve the name of each employee from the EMPLOYEE table and print the first initial of each name on the screen, incorporating an INDEX BY table.