Where is the area of operation that had drilling during the year 1999?
CREATE TABLE table_name_19 (area_of_operation VARCHAR, services VARCHAR, years_of_operation VARCHAR)
SELECT area_of_operation FROM table_name_19 WHERE services = "drilling" AND years_of_operation = "1999"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_19 (area_of_operation VARCHAR, services VARCHAR, years_of_operation VARCHAR) Question: Where is the area of operation that had drilling during the year 1999? [/INST] SELECT area_of_operation FROM table_name_19 WHERE services = "drilling" AND years_of_operation = "1999" </s>