HiveRecordCursorProvider.ReaderRecordCursorWithProjections (trino-hive 426 API)

java.lang.Object

io.trino.plugin.hive.HiveRecordCursorProvider.ReaderRecordCursorWithProjections

Enclosing interface:: HiveRecordCursorProvider

public static class HiveRecordCursorProvider.ReaderRecordCursorWithProjections extends Object

A wrapper class for - delegate reader record cursor and - projection information for columns to be returned by the delegate

Empty indicates that the delegate cursor reads the exact same columns provided to it in HiveRecordCursorProvider.createRecordCursor(org.apache.hadoop.conf.Configuration, io.trino.spi.connector.ConnectorSession, io.trino.filesystem.Location, long, long, long, java.util.Properties, java.util.List<io.trino.plugin.hive.HiveColumnHandle>, io.trino.spi.predicate.TupleDomain<io.trino.plugin.hive.HiveColumnHandle>, io.trino.spi.type.TypeManager, boolean)

Constructor Summary

Constructors

Constructor

Description

ReaderRecordCursorWithProjections(RecordCursor recordCursor, Optional<ReaderColumns> projectedReaderColumns)
Method Summary

Modifier and Type

Method

Description

Optional<ReaderColumns>

getProjectedReaderColumns()

RecordCursor

getRecordCursor()

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- ReaderRecordCursorWithProjections
  
  public ReaderRecordCursorWithProjections(RecordCursor recordCursor, Optional<ReaderColumns> projectedReaderColumns)
Method Details
- getRecordCursor
  
  public RecordCursor getRecordCursor()
- getProjectedReaderColumns
  
  public Optional<ReaderColumns> getProjectedReaderColumns()