| Package | Description | 
|---|---|
| org.apache.avro.tool | Avro command-line tool. | 
| org.apache.trevni | A column file format. | 
| org.apache.trevni.avro | Read and write Avro data
in Trevni column files. | 
| org.apache.trevni.avro.mapreduce | 
| Class and Description | 
|---|
| Input A byte source that supports positioned read and length. | 
| Class and Description | 
|---|
| ColumnFileMetaData File-level metadata. | 
| ColumnMetaData Metadata for a column. | 
| ColumnValues An iterator over column values. | 
| Input A byte source that supports positioned read and length. | 
| MetaData Base class for metadata. | 
| ValueType The datatypes that may be stored in a column. | 
| Class and Description | 
|---|
| ColumnFileMetaData File-level metadata. | 
| Input A byte source that supports positioned read and length. | 
| Class and Description | 
|---|
| ColumnFileMetaData File-level metadata. | 
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