How many women doubles teams competed in the same year as when Jamie van Hooijdonk competed in men singles?
CREATE TABLE table_12232843_1 (womens_doubles VARCHAR, mens_singles VARCHAR)
SELECT COUNT(womens_doubles) FROM table_12232843_1 WHERE mens_singles = "Jamie van Hooijdonk"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_12232843_1 (womens_doubles VARCHAR, mens_singles VARCHAR) Question: How many women doubles teams competed in the same year as when Jamie van Hooijdonk competed in men singles? [/INST] SELECT COUNT(womens_doubles) FROM table_12232843_1 WHERE mens_singles = "Jamie van Hooijdonk" </s>