db.command.geoIntersects | Weixin public doc

# db.command.geoIntersects

To set up a geographical location index for the queried field

Finds out the records in which the given geographical location graph is intersected

Method signature:

function geoIntersects(IOptions): Command

interface IOptions {
  geometry: Point | LineString | MultiPoint | MultiLineString | Polygon | MultiPolygon // Geographical location
}

Sample code: Find out the records in which the geographical location graph intersects a polygon.

const db = wx.cloud.database()
const _ = db.command
const { Point, LineString, Polygon } = db.Geo
db.collection('restaurants').where({
  location: _.geoIntersects({
    geometry: Polygon([
      LineString([
        Point(0, 0),
        Point(3, 2),
        Point(2, 3),
        Point(0, 0)
      ])
    ]),
  })
})