org.apache.lens.server.api.query

Interface PersistedOutputFormatter

All Superinterfaces:

Externalizable, QueryOutputFormatter, Serializable

All Known Implementing Classes:

FilePersistentFormatter

public interface PersistedOutputFormatter
extends QueryOutputFormatter

Query result formatter, if the result is persisted by driver.

Method Summary

Methods

Modifier and Type	Method and Description
void	addRowsFromPersistedPath(org.apache.hadoop.fs.Path persistedPath) Add result rows from the persisted path.

Methods inherited from interface org.apache.lens.server.api.query.QueryOutputFormatter

close, commit, getFileSize, getFinalOutputPath, getMetadata, getNumRows, init, writeFooter, writeHeader

Methods inherited from interface java.io.Externalizable

readExternal, writeExternal

Method Detail

addRowsFromPersistedPath

void addRowsFromPersistedPath(org.apache.hadoop.fs.Path persistedPath)
                              throws IOException

Add result rows from the persisted path.

Parameters:

persistedPath - the persisted path

Throws:

IOException - Signals that an I/O exception has occurred.