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LogicalQueryPlan -> VectorizedRowBatch
Delegate sub-plan SQL execution from a distributed JVM coordinator to an optimized C++ vectorized execution engine.
Problem it solves
Garbage collection and compilation overhead of JVM-based execution on high-throughput analytical query workloads.
Consumes
Emits
The real projects this mechanism was found in. Attribution is the point — this is how the best teams actually do it.