CREATE TABLE "season_7_1998_1999" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "director" text,
  "writer_s" text,
  "original_air_date" text,
  "production_code" text
);

Question: who directed the production code 2398204
SQL: SELECT "director" FROM "season_7_1998_1999" WHERE "production_code"='2398204';

Question: when did "unpleasantville" air?
SQL: SELECT "original_air_date" FROM "season_7_1998_1999" WHERE "title"='\"Unpleasantville\"';