What's the most enrolled having the dragons for a mascot and an AAA for the IHSAA Class?
CREATE TABLE "indiana_high_school_athletics_conference" (
  "school" text,
  "location" text,
  "mascot" text,
  "enrollment" real,
  "ihsaa_class" text,
  "num_county" text
);
SELECT MAX("enrollment") FROM "indiana_high_school_athletics_conference" WHERE "ihsaa_class"='aaa' AND "mascot"='dragons';