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

Interface RecordReader

All Superinterfaces:

AutoCloseable, Closeable, org.apache.orc.RecordReader

public interface RecordReader
extends org.apache.orc.RecordReader

A row-by-row iterator for ORC files.

Method Summary

Modifier and Type	Method and Description
boolean	hasNext() Does the reader have more rows available.
Object	next(Object previous) Read the next row.

Methods inherited from interface org.apache.orc.RecordReader

close, getProgress, getRowNumber, nextBatch, seekToRow

Method Detail

hasNext

boolean hasNext()
         throws IOException

Does the reader have more rows available.

Returns:

true if there are more rows

Throws:

IOException

next

Object next(Object previous)
     throws IOException

Read the next row.

Parameters:

previous - a row object that can be reused by the reader

Returns:

the row that was read

Throws:

IOException