org.apache.iceberg.arrow.vectorized.parquet

Class VectorizedDictionaryEncodedParquetValuesReader

java.lang.Object

org.apache.parquet.column.values.ValuesReader

org.apache.iceberg.arrow.vectorized.parquet.BaseVectorizedParquetValuesReader

org.apache.iceberg.arrow.vectorized.parquet.VectorizedDictionaryEncodedParquetValuesReader

public class VectorizedDictionaryEncodedParquetValuesReader
extends BaseVectorizedParquetValuesReader

This decoder reads Parquet dictionary encoded data in a vectorized fashion. Unlike other vectorized readers, methods in this decoder don't need to read definition levels. In other words, these methods are called when there are non-null values to be read.

Constructor Summary

Constructors

Constructor and Description
VectorizedDictionaryEncodedParquetValuesReader(int maxDefLevel, boolean setValidityVector)

Method Summary

Methods inherited from class org.apache.iceberg.arrow.vectorized.parquet.BaseVectorizedParquetValuesReader

initFromPage, readBoolean, readInteger, readValueDictionaryId, skip

Methods inherited from class org.apache.parquet.column.values.ValuesReader

getNextOffset, initFromPage, initFromPage, readBytes, readDouble, readFloat, readLong, skip, updateNextOffset

Methods inherited from class java.lang.Object

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

Constructor Detail

VectorizedDictionaryEncodedParquetValuesReader

public VectorizedDictionaryEncodedParquetValuesReader(int maxDefLevel,
                                                      boolean setValidityVector)