CREATE TABLE table_20712 ("Number in series" FLOAT, "Broadcast Order" TEXT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original airdate" TEXT, "Production Code" FLOAT)

Who directed the episode with the production code 209?
SELECT "Directed by" FROM table_20712 WHERE "Production Code" = '209'
SELECT "Directed by" FROM "table_20712" WHERE "Production Code" = '209'