- tilesql = QuadTile.sql_for_area(minlat, minlon, maxlat, maxlon, prefix)
- minlat = (minlat * 10000000).round
- minlon = (minlon * 10000000).round
- maxlat = (maxlat * 10000000).round
- maxlon = (maxlon * 10000000).round
+ tilesql = QuadTile.sql_for_area(minlat, minlon, maxlat, maxlon, prefix)