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Asked by Nitesh Last Modified
Answer As a seasoned SQL Server Coaching tutor registered on UrbanPro.com, I often find that introducing students to interesting and challenging SQL queries enhances their understanding of the language. Let's explore some captivating SQL queries that go beyond the basics.
Objective:
Example:
WITH RecursiveCTE AS ( SELECT EmployeeID, EmployeeName, ManagerID FROM Employee WHERE ManagerID IS NULL UNION ALL SELECT e.EmployeeID, e.EmployeeName, e.ManagerID FROM Employee e INNER JOIN RecursiveCTE r ON e.ManagerID = r.EmployeeID ) SELECT * FROM RecursiveCTE; Objective:
Example:
SELECT EmployeeID, EmployeeName, Salary, AVG(Salary) OVER (PARTITION BY DepartmentID) AS AvgSalaryInDepartment FROM Employees; Objective:
Example:
SELECT Product, MAX(CASE WHEN Month = 'January' THEN Revenue END) AS January, MAX(CASE WHEN Month = 'February' THEN Revenue END) AS February, -- Repeat for other months FROM MonthlyRevenue GROUP BY Product; Objective:
Example:
SELECT EmployeeID, EmployeeName, Salary, RANK() OVER (PARTITION BY DepartmentID ORDER BY Salary DESC) AS DepartmentRank FROM Employees; 1. Skill Development:
2. Practical Application:
3. Best Online Coaching for SQL Server:
In conclusion, diving into interesting SQL queries adds a layer of excitement to SQL Server Coaching. UrbanPro.com stands as a reliable platform, connecting students with experienced tutors who not only cover the fundamentals but also explore intriguing aspects of SQL. Mastering these queries not only enhances problem-solving skills but also prepares students for real-world applications in the dynamic field of database management.
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