org.apache.drill.exec.store.parquet.metadata

Class Metadata_V4.ColumnMetadata_v4

java.lang.Object

org.apache.drill.exec.store.parquet.metadata.MetadataBase.ColumnMetadata

org.apache.drill.exec.store.parquet.metadata.Metadata_V3.ColumnMetadata_v3

org.apache.drill.exec.store.parquet.metadata.Metadata_V4.ColumnMetadata_v4

Enclosing class:

Metadata_V4

public static class Metadata_V4.ColumnMetadata_v4
extends Metadata_V3.ColumnMetadata_v3

A struct that contains the metadata for a column in a parquet file. Note: Since the structure of column metadata hasn't changes from v3, ColumnMetadata_v4 extends ColumnMetadata_v3

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.drill.exec.store.parquet.metadata.Metadata_V3.ColumnMetadata_v3

Metadata_V3.ColumnMetadata_v3.Serializer

Field Summary

Fields inherited from class org.apache.drill.exec.store.parquet.metadata.Metadata_V3.ColumnMetadata_v3

maxValue, minValue, name, nulls

Constructor Summary

Constructors

Constructor and Description
ColumnMetadata_v4()
ColumnMetadata_v4(String[] name, org.apache.parquet.schema.PrimitiveType.PrimitiveTypeName primitiveType, Object minValue, Object maxValue, Long nulls)

Method Summary

Methods inherited from class org.apache.drill.exec.store.parquet.metadata.Metadata_V3.ColumnMetadata_v3

getMaxValue, getMinValue, getName, getNulls, getOriginalType, getPrimitiveType, hasSingleValue, setMax, setMin

Methods inherited from class org.apache.drill.exec.store.parquet.metadata.MetadataBase.ColumnMetadata

isNumNullsSet

Methods inherited from class java.lang.Object

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

Constructor Detail

ColumnMetadata_v4

public ColumnMetadata_v4()

ColumnMetadata_v4

public ColumnMetadata_v4(String[] name,
                         org.apache.parquet.schema.PrimitiveType.PrimitiveTypeName primitiveType,
                         Object minValue,
                         Object maxValue,
                         Long nulls)