How many vacators have October 22, 1808 as date successor seated?
CREATE TABLE table_225093_4 (vacator VARCHAR, date_successor_seated VARCHAR)
SELECT COUNT(vacator) FROM table_225093_4 WHERE date_successor_seated = "October 22, 1808"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_225093_4 (vacator VARCHAR, date_successor_seated VARCHAR) Question: How many vacators have October 22, 1808 as date successor seated? [/INST] SELECT COUNT(vacator) FROM table_225093_4 WHERE date_successor_seated = "October 22, 1808" </s>