Question: What is the lowest year joined in the city of college park at the Conference championships smaller than 0?
SQL: SELECT MIN("Joined") FROM "2-12093571-1" WHERE "City" = 'college park' AND "Conference championships" < 0.0;

Question: What is the latest year joined with a Conference championships of 5, and an Institution of University of North Carolina?
SQL: SELECT MAX("Joined") FROM "2-12093571-1" WHERE "Conference championships" = 5.0 AND "Institution" = 'University of North Carolina';

Question: What is the year joined with a Conference championships of 5, and a Nickname of Wolfpack?
SQL: SELECT "Joined" FROM "2-12093571-1" WHERE "Conference championships" = 5.0 AND "Nickname" = 'Wolfpack';