What area is the school with a decile of 8 in?
CREATE TABLE "hibiscus_and_bays_local_board" (
  "name" text,
  "years" text,
  "area" text,
  "authority" text,
  "decile" text,
  "roll" real
);
SELECT "area" FROM "hibiscus_and_bays_local_board" WHERE "decile"='8';