| Package | Description | 
|---|---|
| org.apache.crunch.impl.mr | A Pipeline implementation that runs on Hadoop MapReduce. | 
| Modifier and Type | Method and Description | 
|---|---|
| MRPipeline | MRPipeline. addCompletionHook(org.apache.crunch.hadoop.mapreduce.lib.jobcontrol.CrunchControlledJob.Hook hook) | 
| MRPipeline | MRPipeline. addPrepareHook(org.apache.crunch.hadoop.mapreduce.lib.jobcontrol.CrunchControlledJob.Hook hook) | 
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