How many different matchup/results appear in San Diego, California?
CREATE TABLE table_23718905_6 (matchup_results VARCHAR, city VARCHAR)
SELECT COUNT(matchup_results) FROM table_23718905_6 WHERE city = "San Diego, California"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23718905_6 (matchup_results VARCHAR, city VARCHAR) Question: How many different matchup/results appear in San Diego, California? [/INST] SELECT COUNT(matchup_results) FROM table_23718905_6 WHERE city = "San Diego, California" </s>