Show the most common apartment type code.
CREATE TABLE Apartments (apt_type_code VARCHAR)
SELECT TOP 1 apt_type_code FROM Apartments GROUP BY apt_type_code ORDER BY COUNT(*) DESC
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE Apartments (apt_type_code VARCHAR) Question: Show the most common apartment type code. [/INST] SELECT TOP 1 apt_type_code FROM Apartments GROUP BY apt_type_code ORDER BY COUNT(*) DESC </s>