writing schema based gml with fme
DESCRIPTION
The new schema based GML writer opens the doors to write a wide variety of GML based Formats. AIXM, INSPIRE, O&M and CityGML are only a few globally used formats that FME is now able to write out of the box. The schema based writer has the potential to attract new users from many sectors and across domains. This talk covers the capabilities of the new schema based writer illustrated with examples from writing data to the INSPIRE application schemas. The second part of the talk covers developments made for our existing tool the INSPIRE Solution Pack for FME. Initially developed to write data into a Geodatabase the new FME capabilities were a welcome reason to extend the capabilities of our tool and to support users to harmonize their INSPIRE data writing GML directly. See more presentations from the FME User Conference 2014 at: www.safe.com/fmeucTRANSCRIPT
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Writing Schema based GML with FME Sören Dupke Software Engineer
Introduction
! Employed at con terra GmbH since 2010
! Spatial ETL Professional Services
! FME Certified Trainer since 2011
! FME Certified Professional since 2013
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A few Words about GML
! Why is it important for us ! What´s the difficulty
GIS <GML>
GML
! OGC and ISO Standard ! XML Schema for the exchange of spatial data ! Rich set of primitives:
! Features ! Geometry ! Coordinate reference system ! Time ! UoM
GML Application Schema
! Describes the domain of interest > e.g. : Transport, Hydrography…
! Uses GML primitives > Attributes, Geometry, …
! Examples: > AIXM, INSPIRE, NAS, CityGML
GML before 2014
Reading GML Writing GML
Reading GML in FME
! GML Reader ! Predefined application
schemas ! Format specific
Writing Schema based GML
! Import Feature Types from GML Schema
Demo Cadastral Parcels
Geometry Handling
! Geometry name and GML element have to match ! Multiple geometries
supported
Demo Cadastral Parcels
Multiplicities
! Lists
Demo Cadastral Parcels
Embedded FeatureTypes
! gml_parent_id references back to parent
Experience from Projects
! INSPIRE@BfN ! First project use of the new writer
! INSPIRE Solution Pack 2.0 ! Uses GML writer ! Fast and flexible solution for creating INSPIRE GML
Thank You!
! Questions?
! For more information: ! Sören Dupke, [email protected] ! con terra GmbH
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