Kunal Kapoor

[WIP] added a catalog API which can be extended by any external catalog

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### Why is this PR needed? ### What changes were proposed in this PR? ### Does this PR introduce any user interface change? - No - Yes. (please explain the...

[CARBONDATA-961] Added condition to skip sort step for Rename Table and DataTypeChange

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Earlier for all the alter operations the flow was going to sort step during compaction. But during Rename Table and DataTypeChange sorting is not required. Solution: Added a map which...

[WIP] partition optimization

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### Why is this PR needed? ### What changes were proposed in this PR? ### Does this PR introduce any user interface change? - No - Yes. (please explain the...

[CARBONDATA-2865] Fix StackOverflowException during compaction in migrated store

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**Problem:** When compaction is fired on migrated partition table, PartitionSpec object is unnecessarily being serialized to executor which is causing StackOverFlowException. **Solution:** Make PartitionSpec as transient to avoid serialization. Be...

vgpu not restricting memory in the container

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**What happened**: When running the vgpu example provided in the docs. When vgpu memory limit is set, the container does not respect this limit as shown by the nvidia-smi command(32GB...