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

Class VectorizedOrcInputFormat

java.lang.Object

org.apache.hadoop.mapred.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

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

All Implemented Interfaces:

VectorizedInputFormatInterface, InputFormatChecker, SelfDescribingInputFormatInterface, org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

public class VectorizedOrcInputFormat
extends org.apache.hadoop.mapred.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>
implements InputFormatChecker, VectorizedInputFormatInterface, SelfDescribingInputFormatInterface

A MapReduce/Hive input format for ORC files.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapred.FileInputFormat

org.apache.hadoop.mapred.FileInputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapred.FileInputFormat

INPUT_DIR_RECURSIVE, LOG, NUM_INPUT_FILES

Constructor Summary

Constructors

Constructor and Description
VectorizedOrcInputFormat()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>	getRecordReader(org.apache.hadoop.mapred.InputSplit inputSplit, org.apache.hadoop.mapred.JobConf conf, org.apache.hadoop.mapred.Reporter reporter)
VectorizedSupport.Support[]	getSupportedFeatures()
boolean	validateInput(org.apache.hadoop.fs.FileSystem fs, HiveConf conf, List<org.apache.hadoop.fs.FileStatus> files) This method is used to validate the input files.

Methods inherited from class org.apache.hadoop.mapred.FileInputFormat

addInputPath, addInputPathRecursively, addInputPaths, computeSplitSize, getBlockIndex, getInputPathFilter, getInputPaths, getSplitHosts, getSplits, isSplitable, listStatus, makeSplit, makeSplit, setInputPathFilter, setInputPaths, setInputPaths, setMinSplitSize

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VectorizedOrcInputFormat

public VectorizedOrcInputFormat()

Method Detail

getRecordReader

public org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch> getRecordReader(org.apache.hadoop.mapred.InputSplit inputSplit,
                                                                                                                                                         org.apache.hadoop.mapred.JobConf conf,
                                                                                                                                                         org.apache.hadoop.mapred.Reporter reporter)
                                                                                                                                                  throws IOException

Specified by:

getRecordReader in interface org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

Specified by:

getRecordReader in class org.apache.hadoop.mapred.FileInputFormat<org.apache.hadoop.io.NullWritable,org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch>

Throws:

IOException

validateInput

public boolean validateInput(org.apache.hadoop.fs.FileSystem fs,
                             HiveConf conf,
                             List<org.apache.hadoop.fs.FileStatus> files)
                      throws IOException

Description copied from interface: InputFormatChecker

This method is used to validate the input files.

Specified by:

validateInput in interface InputFormatChecker

Throws:

IOException

getSupportedFeatures

public VectorizedSupport.Support[] getSupportedFeatures()

Specified by:

getSupportedFeatures in interface VectorizedInputFormatInterface