Tell me the sum of cars per set for operator of london midland
CREATE TABLE table_name_3 (cars_per_set INTEGER, operator VARCHAR)
SELECT SUM(cars_per_set) FROM table_name_3 WHERE operator = "london midland"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_3 (cars_per_set INTEGER, operator VARCHAR) Question: Tell me the sum of cars per set for operator of london midland [/INST] SELECT SUM(cars_per_set) FROM table_name_3 WHERE operator = "london midland" </s>