CREATE TABLE "table1_28019988_2" (
  "series_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" text,
  "u_s_viewers_million" text
);

Question: Who wrote the episode that 2.93 million viewers?
SQL: SELECT "written_by" FROM "table1_28019988_2" WHERE "u_s_viewers_million"='2.93';

Question: What series number is the episode with production code bdf101?
SQL: SELECT MAX("series_num") FROM "table1_28019988_2" WHERE "production_code"='BDF101';

Question: What series number is the episode entitled "Booty"?
SQL: SELECT MAX("series_num") FROM "table1_28019988_2" WHERE "title"='\"Booty\"';

Question: What is the series number for the episode with production code bdf109?
SQL: SELECT "series_num" FROM "table1_28019988_2" WHERE "production_code"='BDF109';