How many dates of vacancy were on 30 october 2010?
CREATE TABLE table_27683516_3 (team VARCHAR, date_of_vacancy VARCHAR)
SELECT COUNT(team) FROM table_27683516_3 WHERE date_of_vacancy = "30 October 2010"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_27683516_3 (team VARCHAR, date_of_vacancy VARCHAR) Question: How many dates of vacancy were on 30 october 2010? [/INST] SELECT COUNT(team) FROM table_27683516_3 WHERE date_of_vacancy = "30 October 2010" </s>