freamdx

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[WIP] Provide geospatial support for Iceberg Spark

great! my simple and invasive patch，https://github.com/freamdx/iceberg/commit/929dfae730d41516c77adf6801da99a01e410810 , i hope it will help you.

datatype geometry is not supported when 'create table xxx (geom geometry)'

one way (not best): ![image](https://github.com/apache/sedona/assets/33746390/8765d088-d830-49f8-b353-6f2e1b479f6d)

datatype geometry is not supported when 'create table xxx (geom geometry)'

refer: https://github.com/freamdx/spark/commit/cf2b0fe18c938744f2cfb111f6878eec8ad220cf

sedona-spark-shaded package should exclude some repetitive dependencies.

1. only NetCDF using ucar package 2. s2-geometry package depends guava:jar:25.1-jre ( mvn dependency:tree ) as default 3. mvn test passed

sedona-spark-shaded package should exclude some repetitive dependencies.

> @freamdx would you mind create a PR to fix this yourself? how to get a ticket ID ?

ST_DBSCAN error

how about https://github.com/databrickslabs/geoscan dbscan algorithm?