I want the total number of gross tonnage when entered service was 1903
CREATE TABLE table_name_51 (gross_tonnage VARCHAR, entered_service VARCHAR)
SELECT COUNT(gross_tonnage) FROM table_name_51 WHERE entered_service = "1903"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_51 (gross_tonnage VARCHAR, entered_service VARCHAR) Question: I want the total number of gross tonnage when entered service was 1903 [/INST] SELECT COUNT(gross_tonnage) FROM table_name_51 WHERE entered_service = "1903" </s>