Package org.apache.pinot.segment.local.segment.creator.impl

Class SegmentColumnarIndexCreator

java.lang.Object

org.apache.pinot.segment.local.segment.creator.impl.SegmentColumnarIndexCreator

All Implemented Interfaces:

Closeable, Serializable, AutoCloseable, SegmentCreator

public class SegmentColumnarIndexCreator
extends Object
implements SegmentCreator

Segment creator which writes data in a columnar form.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
SegmentColumnarIndexCreator()

Method Summary

Modifier and Type	Method	Description
static void	addColumnMetadataInfo(org.apache.commons.configuration2.PropertiesConfiguration properties, String column, ColumnIndexCreationInfo columnIndexCreationInfo, int totalDocs, FieldSpec fieldSpec, boolean hasDictionary, int dictionaryElementSize)
static void	addColumnMinMaxValueInfo(org.apache.commons.configuration2.PropertiesConfiguration properties, String column, String minValue, String maxValue, FieldSpec.DataType storedType)
void	close()
static ChunkCompressionType	getDefaultCompressionType(FieldSpec.FieldType fieldType)	Deprecated. use ForwardIndexType.getDefaultCompressionType(FieldType) instead
void	indexColumn(String columnName, int[] sortedDocIds, IndexSegment segment)
void	indexRow(GenericRow row)
void	init(SegmentGeneratorConfig segmentCreationSpec, SegmentIndexCreationInfo segmentIndexCreationInfo, TreeMap<String,ColumnIndexCreationInfo> indexCreationInfoMap, Schema schema, File outDir)
static void	removeColumnMetadataInfo(org.apache.commons.configuration2.PropertiesConfiguration properties, String column)
void	seal()
void	setSegmentName(String segmentName)

Methods inherited from class java.lang.Object

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

Constructor Detail

SegmentColumnarIndexCreator

public SegmentColumnarIndexCreator()

Method Detail

init

public void init(SegmentGeneratorConfig segmentCreationSpec,
                 SegmentIndexCreationInfo segmentIndexCreationInfo,
                 TreeMap<String,ColumnIndexCreationInfo> indexCreationInfoMap,
                 Schema schema,
                 File outDir)
          throws Exception

Specified by:

init in interface SegmentCreator

Throws:

Exception

getDefaultCompressionType

@Deprecated
public static ChunkCompressionType getDefaultCompressionType(FieldSpec.FieldType fieldType)

Deprecated.

use ForwardIndexType.getDefaultCompressionType(FieldType) instead

indexRow

public void indexRow(GenericRow row)
              throws IOException

Specified by:

indexRow in interface SegmentCreator

Throws:

IOException

indexColumn

public void indexColumn(String columnName,
                        @Nullable
                        int[] sortedDocIds,
                        IndexSegment segment)
                 throws IOException

Specified by:

indexColumn in interface SegmentCreator

Throws:

IOException

setSegmentName

public void setSegmentName(String segmentName)

Specified by:

setSegmentName in interface SegmentCreator

seal

public void seal()
          throws org.apache.commons.configuration2.ex.ConfigurationException,
                 IOException

Specified by:

seal in interface SegmentCreator

Throws:

org.apache.commons.configuration2.ex.ConfigurationException

IOException

addColumnMetadataInfo

public static void addColumnMetadataInfo(org.apache.commons.configuration2.PropertiesConfiguration properties,
                                         String column,
                                         ColumnIndexCreationInfo columnIndexCreationInfo,
                                         int totalDocs,
                                         FieldSpec fieldSpec,
                                         boolean hasDictionary,
                                         int dictionaryElementSize)

addColumnMinMaxValueInfo

public static void addColumnMinMaxValueInfo(org.apache.commons.configuration2.PropertiesConfiguration properties,
                                            String column,
                                            String minValue,
                                            String maxValue,
                                            FieldSpec.DataType storedType)

removeColumnMetadataInfo

public static void removeColumnMetadataInfo(org.apache.commons.configuration2.PropertiesConfiguration properties,
                                            String column)

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException