| Package | Description | 
|---|---|
| org.apache.avro.hadoop.io | |
| org.apache.avro.mapred | 
 Run Hadoop MapReduce jobs over
Avro data, with map and reduce functions written in Java. 
 | 
| org.apache.avro.mapreduce | |
| org.apache.trevni.avro | 
 Read and write Avro data
in Trevni column files. 
 | 
| Class and Description | 
|---|
| AvroKey
 The wrapper of keys for jobs configured with  
AvroJob . | 
| AvroWrapper
 The wrapper of data for jobs configured with  
AvroJob . | 
| Class and Description | 
|---|
| AvroCollector
 A collector for map and reduce output. 
 | 
| AvroMapper
 A mapper for Avro data. 
 | 
| AvroRecordReader
 An  
RecordReader for Avro data files. | 
| AvroReducer
 A reducer for Avro data. 
 | 
| AvroWrapper
 The wrapper of data for jobs configured with  
AvroJob . | 
| Pair
 A key/value pair. 
 | 
| Class and Description | 
|---|
| AvroKey
 The wrapper of keys for jobs configured with  
AvroJob . | 
| AvroValue
 The wrapper of values for jobs configured with  
AvroJob . | 
| Class and Description | 
|---|
| AvroWrapper
 The wrapper of data for jobs configured with  
AvroJob . | 
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