Use the SQL Querying: Advanced course to gain hands-on expertise in working with SQL Query. The course teaches you how to use subqueries to perform advanced querying, manipulate table data, and table structure; work with views, index data, and manage transactions. By understanding SQL, you get the knowledge of fundamental queries associated with data management so that you can verify, monitor, and control all the activities operating in the database.
A gateway into any profession and one of most important positions in an Organization