Answered Essay: Please write a PLSQL code for the following SQL PLSQL Question

Please write a PLSQL code for the following

SQL PLSQL Question

Please Use the following code and provide both SQL and PLSQL Statements

Code 1(Step 1) https://codeshare.io/2EMK1o
Code 2 (Step 2) https://codeshare.io/5PpZ0d

Questions

Query 1: Produce a list of current salary, monthly salaries, new salaries (monthly with 20% increase) for all staff, showing staff number, first and last names, and salary details.

Query 2: List all staff whose salary is greater or equal than the average salary of staff working in Branch B010, and show by how much.

Query 3: Find name of owners that the rent of their property is larger than all properties handled by branch B010.

Query 4: For total rent collected for properties located in different cities, list the cities and property with the highest rent collected

Query 5: List properties handled by staff at Burmingham.

Expert Answer

 

hi, it is not given if the salary in staff table is daily on monthly, here given to calculate, so assuming its daily
Query1:

select fname,lname, salary as ‘current salary’ , salary*30 as ‘monthly’, salary*36 as ‘new salary’ from staff;
// here monthly is 30 times daily, 20% more is salary*30+ 0.20*30*(salary)
Query 2:
select fname, lname, salary-avg(salary) as ‘difference’ from staff where brachno=’B010′ and salary>=avg(salary);
//calculating avg and showing difference
Query 3:
select b.fname,b.lname from property_for_rent a,private_owner b and rent>(select sum(rent) from property_of_rent where branchno=’B0101′ ) where a.ownerno=b.ownerno;
//finding all properties having rent greater than sum of rents handled by B0101
Query4:
select sum(rent) as total,city from property_for_rent group by city order by total desc;
// calculating total rent by city
Query 5:

Here, staff has to determined by staffno or branchno, please clarify that then we can write the query.
Thumbs up if this was helpful, otherwise let me know in comments.

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