Package io.trino.plugin.iceberg

Class IcebergPageSourceProvider

java.lang.Object

io.trino.plugin.iceberg.IcebergPageSourceProvider

All Implemented Interfaces:

ConnectorPageSourceProvider

public class IcebergPageSourceProvider
extends Object
implements ConnectorPageSourceProvider

Constructor Summary

Constructors

Constructor

Description

IcebergPageSourceProvider(HdfsEnvironment hdfsEnvironment, FileFormatDataSourceStats fileFormatDataSourceStats, OrcReaderConfig orcReaderConfig, ParquetReaderConfig parquetReaderConfig, TypeManager typeManager, FileIoProvider fileIoProvider, io.airlift.json.JsonCodec<CommitTaskData> jsonCodec, IcebergFileWriterFactory fileWriterFactory, PageIndexerFactory pageIndexerFactory, IcebergConfig icebergConfig)

Method Summary

Modifier and Type	Method	Description
ReaderPageSource	createDataPageSource(ConnectorSession session, HdfsEnvironment.HdfsContext hdfsContext, String path, long start, long length, long fileSize, OptionalLong fileModifiedTime, IcebergFileFormat fileFormat, Optional<org.apache.iceberg.Schema> fileSchema, List<IcebergColumnHandle> dataColumns, TupleDomain<IcebergColumnHandle> predicate, Optional<org.apache.iceberg.mapping.NameMapping> nameMapping, Map<Integer,Optional<String>> partitionKeys)
ConnectorPageSource	createPageSource(ConnectorTransactionHandle transaction, ConnectorSession session, ConnectorSplit connectorSplit, ConnectorTableHandle connectorTable, List<ColumnHandle> columns, DynamicFilter dynamicFilter)
static Optional<ReaderColumns>	projectColumns(List<IcebergColumnHandle> columns)	Creates a mapping between the input columns and base columns if required.

Methods inherited from class java.lang.Object

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

Constructor Details

IcebergPageSourceProvider

@Inject
public IcebergPageSourceProvider(HdfsEnvironment hdfsEnvironment,
 FileFormatDataSourceStats fileFormatDataSourceStats,
 OrcReaderConfig orcReaderConfig,
 ParquetReaderConfig parquetReaderConfig,
 TypeManager typeManager,
 FileIoProvider fileIoProvider,
 io.airlift.json.JsonCodec<CommitTaskData> jsonCodec,
 IcebergFileWriterFactory fileWriterFactory,
 PageIndexerFactory pageIndexerFactory,
 IcebergConfig icebergConfig)

Method Details

createPageSource

public ConnectorPageSource createPageSource(ConnectorTransactionHandle transaction,
 ConnectorSession session,
 ConnectorSplit connectorSplit,
 ConnectorTableHandle connectorTable,
 List<ColumnHandle> columns,
 DynamicFilter dynamicFilter)

Specified by:

createPageSource in interface ConnectorPageSourceProvider

createDataPageSource

public ReaderPageSource createDataPageSource(ConnectorSession session,
 HdfsEnvironment.HdfsContext hdfsContext,
 String path,
 long start,
 long length,
 long fileSize,
 OptionalLong fileModifiedTime,
 IcebergFileFormat fileFormat,
 Optional<org.apache.iceberg.Schema> fileSchema,
 List<IcebergColumnHandle> dataColumns,
 TupleDomain<IcebergColumnHandle> predicate,
 Optional<org.apache.iceberg.mapping.NameMapping> nameMapping,
 Map<Integer,Optional<String>> partitionKeys)

projectColumns

public static Optional<ReaderColumns> projectColumns(List<IcebergColumnHandle> columns)

Creates a mapping between the input columns and base columns if required.