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

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'