Examples

The following are examples of tasks which JEQL has been used to accomplish. They give an idea of the range of functionality available.

Spatial Processing

Shape-Match Polygonal Datasets to determine discrepancies

Overlay two polygonal coverages

Assign point locations to neares-neighbour polygons

Spatial ETL

Merge GPS and Depth-Sounder data streams to produce a KML Bathymetry dataset

Collate multiple WKT files into a single JTS Test XML file

Parse data from a KML file, reformat it, and output a new KML file

Convert CSV file of point locations to formatted KML

Convert a CSV file containing point spatial features and attribute information into a KML file. The point features form the placemarks. Attributes of the features are used to determine folders. Summary statistics for the contents of each folder are also computed.
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Non-Spatial ETL

Convert CSV file of keywords to an HTML tag cloud