Supported File Formats and Limits

MapLarge supports a wide variety of format options for importing data.

File Extension

Type

Details

.csv
.xlsx
.txt

Comma-Separated data file
Excel
Text file

Supports these valid column headers: Lat, Lng, Address, City, State, Zip, Country. WKT columns with Polygon, Line, and Point also supported.
Unsupported but coming soon: FIPS CodGeometry e / Census GeoID
Schemaless import/Duck Typing - columns are scanned and type is automatically detected (Integer, DateTime, etc)
Automatic delimiter detection for TXT files
CSV assumed to be comma-deliminated

.shp

ESRI Shape file

.kml

KML files

Supports: Geometry, Features, Data
Not supported: Style
Imports with varying geometry split into separate tables
Example: File with points, lines, and shapes becomes:
MyTablePoint
MyTableLine
MyTablePoly

.geojson

GeoJSON

Supports the following geometry types:
Point
LineString
Polygon
MultiPoint
MultiLineString
MultiPolygon

.gpx

GPS Exchange Format

Minimum properties: Latitude and longitude for every single point.

.dxf

Drawing Exchange Format

Basic Organization:

Header	General information about the drawing
Classes	Application-defined information
Tables	Item definitions
Blocks	Descriptions of entities
Entities	Drawing entities
Objects	Data of non-graphical objects. Each section has a code that is associated with its value.
Thumb-Nail-Image	Preview image
End of File Marker	EOF directive on the last line of the file

All of the following compression types are supported:

Due to browser limitations, upload sizes are limited to 2GB Compressed for Post Upload.
URL download is unlimited in size.