Which Population density (per km²) has a Change (%) larger than 4.9, and a Land area (km²) smaller than 15.59, and a Population (2011) larger than 790?
CREATE TABLE "northern_villages" (
  "name" text,
  "population_2011" real,
  "population_2006" real,
  "change_pct" real,
  "land_area_km" real,
  "population_density_per_km" real
);
SELECT MAX("population_density_per_km") FROM "northern_villages" WHERE "change_pct">4.9 AND "land_area_km"<15.59 AND "population_2011">790;