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GIS Formats & Cloud Native Data

intermediate

What Information Can Be Lost When Converting GIS Formats?

GIS format conversion can lose or alter schema, CRS metadata, geometry dimensions, identifiers, null semantics, styling, encoding, precision, and other information even when all features appear to export successfully.

Geobble
intermediate

What Is PMTiles?

PMTiles is a single-file archive format for tiled map data designed so clients can retrieve individual tiles from static storage using byte-range requests.

Geobble
intermediate

GeoParquet vs GeoJSON

GeoParquet is a compressed columnar format for analytical vector data, while GeoJSON is a simple JSON representation suited to APIs, interchange, and modest web-map payloads.

Geobble
intermediate

What Is GeoParquet?

GeoParquet defines how geometry and geospatial metadata are stored in Apache Parquet so large vector datasets can use efficient columnar analytical workflows.

Geobble
intermediate

GeoTIFF vs Cloud-Optimized GeoTIFF

A Cloud Optimized GeoTIFF is a GeoTIFF organised for efficient partial access over HTTP; the difference is internal layout and serving behaviour, not a different raster data model.

Geobble
introductory

KML vs GeoJSON

KML is an XML language designed around geographic visualisation in earth browsers, while GeoJSON is a JSON format for interoperable geographic features in web and data workflows.

Geobble
introductory

What Is a GeoPackage?

A GeoPackage is an OGC-standard SQLite database container for vector features, attributes, and tiled geospatial content in a single portable file.

Geobble
introductory

What Is a Shapefile?

A shapefile is a long-established vector GIS format that stores geometry, attributes, and supporting metadata across a coordinated set of files.

Geobble
introductory

What Is GeoTIFF?

GeoTIFF is a TIFF-based raster format that embeds georeferencing and coordinate-reference information so image pixels can be located in geographic or projected space.

Geobble