5 Minute Intro to Stetl
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The presentation discusses the challenges of handling rich GML data, highlighting the complexity of model transformations for numerous elements. It proposes a solution using Spatial ETL (STETL) and various tools like OGR2OGR and XSLT to streamline the data processing pipeline. The focus is on enhancing the efficiency of converting GML to other formats while showcasing examples of data transformation processes.
5 Minute Intro to Stetl
- 1. Taming Rich GML with Stetl Just van den Broecke 5 minute presentation at OSGeo.nl Stammtisch Wageningen November 7, 2012 www.osgeo.nl www.justobjects.nl
- 4. Rich GML = Complex Mess
- 13. A.K.A.
- 15. But... ....FOSS ? ... Stetl...?
- 16. FOSS ETL - High Level
- 17. FOSS ETL - Lower Level But Each Powerful by Itself ogr2ogr
- 18. FOSS ETL - DIY ? (No!)
- 19. FOSS ETL - How to Combine? =+ + ? ogr2ogr
- 20. FOSS ETL - Add Python to Equation =+ + ?( ) ogr2ogr
- 23. Process Chain Input Filter Output gml Filter
- 24. Speed: Streaming Input Filter Output gml
- 25. Speed: Going Native Input Filter Output gml ogr2ogr stETL Native C Libs/Progs Calls
- 26. Example: GML to PostGIS Reader XML Splitter ogr2ogr gml
- 27. Example: INSPIRE Model Transform ogr2ogr XSLT Writer gml
- 28. Example: deegree Store ogr2ogr XSLT deegree Writer
- 29. Process Chain - How? Input Filters Output
- 30. Example: XML to Shape The Source
- 31. Example: XML to Shape First: XSLT Transform to GML
- 32. Example: XML to Shape XML Input XSLT ogr2ogr
- 33. Example: XML to Shape The Stetl Chain Config File Process Chain Reader XSLT ogr2ogr