layer:
  id: "place"
  description: [OSM Places](http://wiki.openstreetmap.org/wiki/Key:place)
  buffer_size: 128
  datasource:
    query: (SELECT * FROM layer_place(!bbox!, z(!scale_denominator!), !pixel_width!)) AS t
schema:
  - ./place.sql
datasources:
  - type: imposm3
    mapping_file: ./mapping.yaml