Package uk.ac.starlink.parquet

Interface Summary

Interface	Description
Decoder<T>	Can read values from a particular column in a parquet file.
Encoder<T>	Defines transmission of a java value type to a RecordConsumer for writing to parquet tables.
InputColumn<T>	Provides information about a readable column in a parquet file.
ParquetStarTable.Config	Defines configuration options for reading parquet tables.

Class Summary

Class	Description
CachedParquetStarTable	ParquetStarTable implementation that does a parallel read of all the column data at construction time.
Encoders	Provides Encoder implementations.
FileInputFile	Parquet InputFile implementation based on a java.io.File.
InputColumns	Provides InputColumn instances that know how to read parquet column data.
ParquetDump	Simple utility that can display metadata information from a parquet file to standard output.
ParquetDump.ChunkMeta	Bean adaptor class that wraps a ColumnChunkMetaData object to provide BeanStarTable-friendly methods (string- or primitive-valued accessors) that report interesting information about a ColumnChunkMetaData object.
ParquetIO	Handles all the interactions with the parquet-mr libraries required by the high-level starjava parquet table I/O classes.
ParquetStarTable	Partial StarTable implementation based on a Parquet file.
ParquetTableBuilder	TableBuilder for parquet files.
ParquetTableWriter	TableWriter implementation for output to Parquet format.
ParquetTableWriter.KVMap	Map of key-value pairs.
ParquetUtil	Utility classes for Parquet I/O.
SequentialParquetStarTable	ParquetStarTable concrete subclass that provides sequential access only.
StarParquetWriter	ParquetWriter implementation for output of StarTables.
StarParquetWriter.StarBuilder	Used to configure and produce a ParquetWriter for StarTable output.