Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_20170644_3 (pick__number VARCHAR, college VARCHAR)

### Question ###
What number picks were the players who went to Calgary? 

### Accurate SQL ###

SELECT pick__number FROM table_20170644_3 WHERE college = "Calgary"