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What are the main components of Query Processor in Apache Hive?

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The main components of Apache Hive Query Processor are as follows:

Parse and SemanticAnalysis (ql/parse)

Optimizer (ql/optimizer) Plan Components (ql/plan) MetaData Layer (ql/metadata)

 

Map/Reduce Execution Engine (ql/exec)

Sessions (ql/session)

Type interfaces (ql/typeinfo) Hive Function Framework (ql/udf)

Tools (ql/tools)

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