With less than 1 Championship, what es the Established date of the Niagara Rugby Union League?
CREATE TABLE table_name_40 (established INTEGER, championships VARCHAR, league VARCHAR)
SELECT SUM(established) FROM table_name_40 WHERE championships < 1 AND league = "niagara rugby union"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_40 (established INTEGER, championships VARCHAR, league VARCHAR) Question: With less than 1 Championship, what es the Established date of the Niagara Rugby Union League? [/INST] SELECT SUM(established) FROM table_name_40 WHERE championships < 1 AND league = "niagara rugby union" </s>