Cursors in SQL server Explained Step by Step with Example #sql #sqltutorial

In this video, we will learn what a cursor is in SQL Server and how it works with a real-time example. A cursor is used to process data row by row instead of handling all rows at once like a normal SQL query. In this tutorial, we will understand the complete cursor life cycle including DECLARE, OPEN, FETCH, LOOP, CLOSE, and DEALLOCATE. 🎯 What you will learn in this video: What is a Cursor in SQL Server Why and when to use a cursor Step-by-step cursor life cycle Real example using Employees table How FETCH works in SQL Server Difference between row-by-row and set-based processing Why cursors are slower than normal queries 🧠 Example Covered: We take an Employees table and use a cursor to: Read each employee record one by one Display Employee Name and Salary Understand how SQL Server processes data sequentially ⚡ Key Concept: SQL Server is optimized for set-based operations, but cursors are used when row-by-row processing is required. 📌 Cursor Life Cycle Covered: DECLARE → OPEN → FETCH → WHILE LOOP → CLOSE → DEALLOCATE 👍 Who should watch this? Beginners learning SQL Server Students preparing for interviews Developers who want to understand cursors clearly Anyone confused about row-by-row processing in SQL 🔔 Stay Connected: If you found this video helpful, please like 👍, share 🔁, and subscribe for more SQL Server tutorials. #SQLServer #SQLTutorial #Cursor #SQLInterviewQuestions #Database #LearnSQL #SQLForBeginners #programmingtutorial SQL scripts CREATE TABLE Employees ( EmployeeID INT, EmployeeName VARCHAR(50), Salary INT ); INSERT INTO Employees VALUES (1, 'Aman', 40000), (2, 'Rahul', 50000), (3, 'Priya', 60000); Cursor scripts Declare Employee_cursor cursor for Select EmployeeName,Salary from Employees; Declare @name varchar(20); Declare @Salary int; open Employee_cursor Fetch next from Employee_cursor into @name,@Salary ; while @@FETCH_STATUS=0 begin Print @name + ' earns ' + cast(@salary as varchar); Fetch next from Employee_cursor into @name,@Salary; end close Employee_cursor; deallocate Employee_cursor;