JSON columns, like columns of other binary types, are not indexed directly; instead, you can create an index on a generated column that extracts a scalar value from the JSON column. addTo(map); myLayer. In this video, I have briefly shown the steps required to Add Data to Empty Polygon Shapefile in Arc GIS Software. Switch from Shapefile ESRI Shapefile is a file format for storing geospatial vector data. orient: string.