2010-01-27  RELEASE 0.4

    * Support for raster data access to SDE via RasterObject

    * Added interpolation for bilinear and bicubic 
    spline interpolation on rasters

    * Improved connection pooling for re-use of connections (#34)

    * Improved memory consumption of SQL results produced by SDE by 
    over 90% while removing redundancies for objects (especially 
    date objects): e.g. from 256 MB per Interpolation to 15 MB. (#107)

    * Experimental Cache for database queries and 
    results of parameterisation: Database queries are 
    transparent against cache. 
    Acceleration by at least factor 5-8 depending on circumstances.


2009-12-17  RELEASE 0.3

    New:

    * !!!! Java6 is mandatory now! Older version are not supported any longer !!!
    The backend now stubs the Java6 SQL API which is nor compability with
    earlier versions.

2009-11-13  RELEASE 0.2

    New:

    * Added first support for spatial queries for time series,
    vertical profile, horizontal profile, vertical cross section
    and horizontal cross section.

    * Improved memory footprint of data objects in geo-backend.

    * Stabilized binding to ArcSDE datasources.


2009-10-07  RELEASE 0.1

    New:

    * Initial version of the database access layer.