This assignment aims atenhancingyour skills of using complex SQL statements to solve more realisticbusiness problems. Work through each section in the SQL queries and subqueries tutorial pay special attention on how to write statements for joins and use operators such as UNION INTERSECT and MINUS.Oracle SQL Queries and SubqueriesDocument your work withscreen shotsof SQL queries and the results of executing the queries. You are encouraged to come up with your own queries based on what the tutorial has explained.Submit a 2-5 page summary of your work which discusses your experience. Put this document and the file containing your screen shots into onezip file and submit it