What is the IATA code of the airport that has a Total Cargo of 1,838,894 Metric Tonnes?
CREATE TABLE table_name_20 (code__iata_ VARCHAR, total_cargo__metric_tonnes_ VARCHAR)
SELECT code__iata_ FROM table_name_20 WHERE total_cargo__metric_tonnes_ = "1,838,894"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_20 (code__iata_ VARCHAR, total_cargo__metric_tonnes_ VARCHAR) Question: What is the IATA code of the airport that has a Total Cargo of 1,838,894 Metric Tonnes? [/INST] SELECT code__iata_ FROM table_name_20 WHERE total_cargo__metric_tonnes_ = "1,838,894" </s>