What district is represented by a Republican Appropriations Committee?
CREATE TABLE "current_members_of_the_baltimore_county_" (
  "district" text,
  "counties_represented" text,
  "delegate" text,
  "party" text,
  "first_elected" real,
  "committee" text
);
SELECT "district" FROM "current_members_of_the_baltimore_county_" WHERE "party"='Republican' AND "committee"='Appropriations';