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Debugging Hive
Debugging Hive code
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Hive code includes both client-side code (e.g., compiler, semantic analyzer, and optimizer of HiveQL) and server-side code (e.g., operator/task/SerDe implementations). The client-side code are running on your local machine so you can easily debug it using Eclipse the same way as you debug a regular local Java code. Here are the steps to debug code within a unit test.
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