org.apache.parquet.column.page

Interface DictionaryPageReadStore

All Superinterfaces:

AutoCloseable

public interface DictionaryPageReadStore
extends AutoCloseable

Interface to read dictionary pages for all the columns of a row group

Method Summary

Modifier and Type	Method and Description
default void	close()
DictionaryPage	readDictionaryPage(ColumnDescriptor descriptor) Returns a DictionaryPage for the given column descriptor.

Method Detail

readDictionaryPage

DictionaryPage readDictionaryPage(ColumnDescriptor descriptor)

Returns a DictionaryPage for the given column descriptor. The dictionary page bytes are uncompressed.

Parameters:

descriptor - the descriptor of the column

Returns:

the DictionaryPage for that column, or null if there isn't one

close

default void close()

Specified by:

close in interface AutoCloseable