THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Currently, we prefer the last approach. In the long term, we prefer the first option.
The following graph describes the plan before transformation and plan after transformation for the above query.
Connector changes
The following graph lists the new introduced classes (marked as green color) for Hive connector to support DPP. FileSystem collector has similar class structure, I won't repeat it here.
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