org.apache.hadoop.hive.ql.io.orc

Interface Writer

public interface Writer

The interface for writing ORC files.

Method Summary

Modifier and Type	Method and Description
void	addRow(java.lang.Object row) Add a row to the ORC file.
void	addUserMetadata(java.lang.String key, java.nio.ByteBuffer value) Add arbitrary meta-data to the ORC file.
void	close() Flush all of the buffers and close the file.

Method Detail

addUserMetadata

void addUserMetadata(java.lang.String key,
                     java.nio.ByteBuffer value)

Add arbitrary meta-data to the ORC file. This may be called at any point until the Writer is closed. If the same key is passed a second time, the second value will replace the first.

Parameters:

key - a key to label the data with.

value - the contents of the metadata.

addRow

void addRow(java.lang.Object row)
     throws java.io.IOException

Add a row to the ORC file.

Parameters:

row - the row to add

Throws:

java.io.IOException

close

void close()
    throws java.io.IOException

Flush all of the buffers and close the file. No methods on this writer should be called afterwards.

Throws:

java.io.IOException