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_2508633_6 (college VARCHAR, nfl_team VARCHAR)

### Question ###
Name the college for houston oilers

### Accurate SQL ###

SELECT college FROM table_2508633_6 WHERE nfl_team = "Houston Oilers"