Given an Employees table with columns EmployeeID, Name, and Salary, write a SQL query to find the highest salary.
Use the provided employees table. Salary values that are NULL should not affect the result.
highest_salary.| Column | Type | Description |
|---|---|---|
| employee_idPK | INTEGER | Unique employee identifier |
| name | VARCHAR(100) | Employee name |
| salary | NUMERIC(12,2) | Employee salary |