Show the role code with the least employees.
CREATE TABLE Employees (role_code VARCHAR)
SELECT TOP 1 role_code FROM Employees GROUP BY role_code ORDER BY COUNT(*)
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE Employees (role_code VARCHAR) Question: Show the role code with the least employees. [/INST] SELECT TOP 1 role_code FROM Employees GROUP BY role_code ORDER BY COUNT(*) </s>