Package | Description |
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org.apache.hadoop.hive.ql.exec |
Hive QL execution tasks, operators, functions and other handlers.
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org.apache.hadoop.hive.ql.exec.mr |
Modifier and Type | Method and Description |
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static List<ExecDriver> |
Utilities.getMRTasks(List<Task<? extends Serializable>> tasks) |
Modifier and Type | Class and Description |
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class |
MapRedTask
Extension of ExecDriver:
- can optionally spawn a map-reduce task from a separate jvm
- will make last minute adjustments to map-reduce job parameters, viz:
* estimating number of reducers
* estimating whether job should run locally
|
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