sql geography类型（地理坐标） 赋值

sql 语句赋值

  update [lishui].[dbo].[t_NearbyService] set  [location]= geography::Point(0,0, 4326)
      ,[locationbaidu]=geography::Point(0,0, 4326) where [location] is null

f_geolatlng.STDistance(geography::Point(@lat,@lng, 4326))