Sebastian Baunsgaard

Root logger used in send command

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This PR fixes the logger used in exception handling when sending commands. Previously the root logger was used, and with this fix the py4j specific logger is used.

[SYSTEMDS-3444] Spark Write Compressed

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Recent commit did not address the spark writing completely therefore this PR follows up and adds the writing of a RDD to disk.

[SYSTEMDS-???] Python API startup fixes

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This PR change the startup of the python interface to properly use the jar files, and fixes a release issue where if the SYSTEMDS_ROOT is not set the python API...

This commit should be split up, in smaller pieces. But will do this after release.

This commit adds the new interface for easy usage of our neural network in python. The design take inspiration from other neural network frameworks. This specific commit contains the building...

[SYSTEMDS-3421] Adds missing read/writeExternal to ColumnEncoderUDF.

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The read/writeExternal functions for ColumnEncoderUDF where missing. This also adds the necessary switch case in the EncoderFactory and a test that currently does nothing. Closes #1681

> enable more Federated transform encode tests

[SYSTEMDS-???] Frame text and csv write without meta

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This commit removes the #meta part of the writing and reading csv files for frames. This change removes the branching of reading every line of csv files that improve the...

This PR contains code for finegrained Frame Compression Parallelization.

not to be merged PR, but here just to indicate line changes to be split later.