Table: college_hockey_teams_2
Columns: institution
location
founded
affiliation
enrollment
team_nickname
primary_conference
home_rink

Question: How many locations does Elon University have?
SQL: SELECT COUNT("location") FROM college_hockey_teams_2 WHERE "institution" = 'Elon University'

Question: Private/Catholic school's minimum enrollment is?
SQL: SELECT MIN("enrollment") FROM college_hockey_teams_2 WHERE "affiliation" = 'Private/Catholic'

Question: Which school has the mascot of the Colonials?
SQL: SELECT "institution" FROM college_hockey_teams_2 WHERE "team_nickname" = 'Colonials'