CREATE TABLE table_203_105 (id DECIMAL, "name" TEXT, "street address" TEXT, "years as tallest" TEXT, "height\ ft  ( m ) " TEXT, "floors" DECIMAL)

is the metropolitan building or the lumber exchange building taller ?
SELECT "name" FROM table_203_105 WHERE "name" IN ('metropolitan building', 'lumber exchange building') ORDER BY "height\nft (m)" DESC LIMIT 1
SELECT "name" FROM "table_203_105" WHERE "name" IN ('metropolitan building', 'lumber exchange building') ORDER BY "height\nft (m)" DESC NULLS LAST LIMIT 1