public class DFSDeltaWriterAdapter extends Object implements DeltaWriterAdapter<org.apache.avro.generic.GenericRecord>
DistributedFileSystem (or LocalFileSystem) based delta generator.DeltaWriterAdapter.SparkBasedDeltaWriter<J>| 构造器和说明 |
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DFSDeltaWriterAdapter(DeltaInputWriter<org.apache.avro.generic.GenericRecord> deltaInputWriter) |
DFSDeltaWriterAdapter(DeltaInputWriter<org.apache.avro.generic.GenericRecord> deltaInputWriter,
int preCombineFieldVal) |
public DFSDeltaWriterAdapter(DeltaInputWriter<org.apache.avro.generic.GenericRecord> deltaInputWriter, int preCombineFieldVal)
public DFSDeltaWriterAdapter(DeltaInputWriter<org.apache.avro.generic.GenericRecord> deltaInputWriter)
public List<DeltaWriteStats> write(Iterator<org.apache.avro.generic.GenericRecord> input) throws IOException
write 在接口中 DeltaWriterAdapter<org.apache.avro.generic.GenericRecord>IOExceptionpublic void rollOver()
throws IOException
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