add_index :map_bugs, [:tile, :status], :name => "map_bugs_tile_idx"
add_index :map_bugs, [:last_changed], :name => "map_bugs_changed_idx"
add_index :map_bugs, [:date_created], :name => "map_bugs_created_idx"
add_index :map_bugs, [:tile, :status], :name => "map_bugs_tile_idx"
add_index :map_bugs, [:last_changed], :name => "map_bugs_changed_idx"
add_index :map_bugs, [:date_created], :name => "map_bugs_created_idx"