CREATE TABLE table_203_74 (id DECIMAL, "rank" DECIMAL, "urban area" TEXT, "population\ ( 2001 census ) " DECIMAL, "area  ( km2 ) " DECIMAL, "density  ( people/km2 ) " DECIMAL, "major subdivisions" TEXT, "metropolitan area" TEXT)

what is the total area of edinburg ?
SELECT "area (km2)" FROM table_203_74 WHERE "urban area" = 'edinburgh'
SELECT "area (km2)" FROM "table_203_74" WHERE "urban area" = 'edinburgh'