declare and assign variable in sql code example
Example 1: sql declare variable
-- Declare the variable to be used.
DECLARE @MyCounter int;
-- Initialize the variable.
SET @MyCounter = 0;
Example 2: how to declare a variable in sql
DECLARE @COURSE_ID AS INT, @COURSE_NAME VARCHAR (10);
Example 3: Assign value to var in SQL
DECLARE @EmpIDVariable int;
SELECT @EmpIDVariable = MAX(EmployeeID)
FROM HumanResources.Employee;