Package org.apache.druid.frame.write
Class RowBasedFrameWriterFactory
- java.lang.Object
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- org.apache.druid.frame.write.RowBasedFrameWriterFactory
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- All Implemented Interfaces:
FrameWriterFactory
public class RowBasedFrameWriterFactory extends Object implements FrameWriterFactory
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Constructor Summary
Constructors Constructor Description RowBasedFrameWriterFactory(MemoryAllocatorFactory allocatorFactory, RowSignature signature, List<KeyColumn> sortColumns)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description long
allocatorCapacity()
FrameType
frameType()
FrameWriter
newFrameWriter(ColumnSelectorFactory columnSelectorFactory)
Create a writer whereFrameWriter.addSelection()
adds the current row from aColumnSelectorFactory
.RowSignature
signature()
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Constructor Detail
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RowBasedFrameWriterFactory
public RowBasedFrameWriterFactory(MemoryAllocatorFactory allocatorFactory, RowSignature signature, List<KeyColumn> sortColumns)
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Method Detail
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newFrameWriter
public FrameWriter newFrameWriter(ColumnSelectorFactory columnSelectorFactory)
Description copied from interface:FrameWriterFactory
Create a writer whereFrameWriter.addSelection()
adds the current row from aColumnSelectorFactory
.- Specified by:
newFrameWriter
in interfaceFrameWriterFactory
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allocatorCapacity
public long allocatorCapacity()
- Specified by:
allocatorCapacity
in interfaceFrameWriterFactory
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signature
public RowSignature signature()
- Specified by:
signature
in interfaceFrameWriterFactory
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frameType
public FrameType frameType()
- Specified by:
frameType
in interfaceFrameWriterFactory
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