Show all role codes with at least 3 employees.
CREATE TABLE Employees (role_code VARCHAR)
SELECT role_code FROM Employees GROUP BY role_code HAVING COUNT(*) >= 3
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE Employees (role_code VARCHAR) Question: Show all role codes with at least 3 employees. [/INST] SELECT role_code FROM Employees GROUP BY role_code HAVING COUNT(*) >= 3 </s>