what is the maximum freight (metric tonnes) with airport being liverpool
CREATE TABLE table_13836704_9 (freight__metric_tonnes_ INTEGER, airport VARCHAR)
SELECT MAX(freight__metric_tonnes_) FROM table_13836704_9 WHERE airport = "Liverpool"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_13836704_9 (freight__metric_tonnes_ INTEGER, airport VARCHAR) Question: what is the maximum freight (metric tonnes) with airport being liverpool [/INST] SELECT MAX(freight__metric_tonnes_) FROM table_13836704_9 WHERE airport = "Liverpool" </s>