Table: northern_4a_schools
Columns: school
mascot
location
league
enrollment

Question: Which School's Mascot is Raiders?
SQL: SELECT "school" FROM northern_4a_schools WHERE "mascot" = 'raiders'

Question: What is North Valleys School Mascot?
SQL: SELECT "mascot" FROM northern_4a_schools WHERE "school" = 'north valleys'

Question: What is the Enrollment where Cougars is a Mascot?
SQL: SELECT SUM("enrollment") FROM northern_4a_schools WHERE "mascot" = 'cougars'

Question: In what League is the Reed School?
SQL: SELECT "league" FROM northern_4a_schools WHERE "school" = 'reed'