What are the unique types of player positions in the tryout?
CREATE TABLE tryout (pPos VARCHAR)
SELECT COUNT(DISTINCT pPos) FROM tryout
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE tryout (pPos VARCHAR) Question: What are the unique types of player positions in the tryout? [/INST] SELECT COUNT(DISTINCT pPos) FROM tryout </s>