Searching for Mutiple Information
From value : 100000 To value : 200000
If only from value is input, information is retrieved according to this search condition. If only to value is input, information is retrieved according to this search condition. How Can I change the following SQL ?
SELECT A.EmpID
A.EmpName
B.DepID
B.DepartmentName
FROM Employee A,
Department B
WHERE A.EmpID = B.EmpID
AND A.Salary BETWEEN'100000' AND '200000'