HIVE-24228-complex-types-llap implementation #1551
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What changes were proposed in this pull request?
The idea of this improvement is to support complex types (arrays, maps, structs) returned from LLAP data reader. This is useful when consuming LLAP data later in Spark.
Why are the changes needed?
When consuming data from LLAP, it should support all Hive types including the complex ones.
Does this PR introduce any user-facing change?
No
How was this patch tested?
It was tested on the tables with complex types.