org.apache.hadoop.hive.ql.io.parquet

Class VectorizedParquetInputFormat

java.lang.Object

org.apache.hadoop.mapred.FileInputFormat<org.apache.hadoop.io.NullWritable,VectorizedRowBatch>

org.apache.hadoop.hive.ql.io.parquet.VectorizedParquetInputFormat

All Implemented Interfaces:

LlapCacheOnlyInputFormatInterface, org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.NullWritable,VectorizedRowBatch>

public class VectorizedParquetInputFormat
extends org.apache.hadoop.mapred.FileInputFormat<org.apache.hadoop.io.NullWritable,VectorizedRowBatch>
implements LlapCacheOnlyInputFormatInterface

Vectorized input format for Parquet files

Nested Class Summary

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

org.apache.hadoop.mapred.FileInputFormat.Counter

Nested classes/interfaces inherited from interface org.apache.hadoop.hive.ql.io.LlapCacheOnlyInputFormatInterface

LlapCacheOnlyInputFormatInterface.VectorizedOnly

Field Summary

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

INPUT_DIR_NONRECURSIVE_IGNORE_SUBDIRS, INPUT_DIR_RECURSIVE, LOG, NUM_INPUT_FILES

Constructor Summary

Constructors

Constructor and Description
VectorizedParquetInputFormat()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,VectorizedRowBatch>	getRecordReader(org.apache.hadoop.mapred.InputSplit inputSplit, org.apache.hadoop.mapred.JobConf jobConf, org.apache.hadoop.mapred.Reporter reporter)
void	injectCaches(FileMetadataCache metadataCache, DataCache dataCache, org.apache.hadoop.conf.Configuration cacheConf)
void	setMetadata(org.apache.parquet.hadoop.metadata.ParquetMetadata metadata)

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

VectorizedParquetInputFormat

public VectorizedParquetInputFormat()

Method Detail

getRecordReader

public org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,VectorizedRowBatch> getRecordReader(org.apache.hadoop.mapred.InputSplit inputSplit,
                                                                                                                   org.apache.hadoop.mapred.JobConf jobConf,
                                                                                                                   org.apache.hadoop.mapred.Reporter reporter)
                                                                                                            throws IOException

Specified by:

getRecordReader in interface org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.NullWritable,VectorizedRowBatch>

Specified by:

getRecordReader in class org.apache.hadoop.mapred.FileInputFormat<org.apache.hadoop.io.NullWritable,VectorizedRowBatch>

Throws:

IOException

setMetadata

public void setMetadata(org.apache.parquet.hadoop.metadata.ParquetMetadata metadata)
                 throws IOException

Throws:

IOException

injectCaches

public void injectCaches(FileMetadataCache metadataCache,
                         DataCache dataCache,
                         org.apache.hadoop.conf.Configuration cacheConf)

Specified by:

injectCaches in interface LlapCacheOnlyInputFormatInterface