Development QueueChannel: postgis sql → geojson
PostGIS SQL to GeoJSON Converter
Extract PostGIS database layers as GeoJSON files.
This tool is planned for a future release. It will allow you to extract coordinates and spatial attributes from Postgres databases and output them directly as lightweight GeoJSON files, ready for web applications.
Direct Target Stream Unavailable
This direct channel is planned for an upcoming release. In the meantime, consult the technical specifications and guidelines below.
Specification Rules
- Power real-time web maps with coordinates query structures
- Convert heavy databases into web-ready JSON files
- Publish spatial tables as public API endpoints
- Requires explicit credential parameters to configure connections
- Large files can cause performance issues in web browsers
- Drops complex relational properties to maintain web standards
GDAL Direct Equivalent Terminal Command
sh console shell
$ogr2ogr -f GeoJSON output.geojson PG:"host=localhost dbname=gis_db user=postgres" -sql "SELECT * FROM parcels LIMIT 100"
Frequently Asked Queries
Can I filter columns before generating files?
Yes. Apply precise SQL queries in the command line to select only the required fields.
Is security guaranteed?
Yes. No database credentials are ever stored or logged by our systems.
What is the standard coordinates reference system used?
The database coordinates project back to standard WGS 84 (EPSG:4326), mapping shapes smoothly.