org.apache.paimon.data.columnar

类 ColumnarRowIterator

java.lang.Object

org.apache.paimon.utils.RecyclableIterator<InternalRow>

org.apache.paimon.data.columnar.ColumnarRowIterator

所有已实现的接口:

RecordReader.RecordIterator<InternalRow>

public class ColumnarRowIterator
extends RecyclableIterator<InternalRow>

A RecordReader.RecordIterator that returns InternalRows. The next row is set by ColumnarRow.setRowId(int).

构造器概要

构造器

构造器和说明
ColumnarRowIterator(ColumnarRow rowData, Runnable recycler)

方法概要

限定符和类型	方法和说明
ColumnarRowIterator	mapping(PartitionInfo partitionInfo, int[] indexMapping)
InternalRow	next() Gets the next record from the iterator.
void	set(int num)

从类继承的方法 org.apache.paimon.utils.RecyclableIterator

releaseBatch

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.paimon.reader.RecordReader.RecordIterator

filter, transform

构造器详细资料

ColumnarRowIterator

public ColumnarRowIterator(ColumnarRow rowData,
                           @Nullable
                           Runnable recycler)

方法详细资料

set

public void set(int num)

next

@Nullable
public InternalRow next()

从接口复制的说明: RecordReader.RecordIterator

Gets the next record from the iterator. Returns null if this iterator has no more elements.

mapping

public ColumnarRowIterator mapping(@Nullable
                                   PartitionInfo partitionInfo,
                                   @Nullable
                                   int[] indexMapping)