public class VectorUnloader extends Object
VectorSchemaRoot
to a ArrowRecordBatch
.Constructor and Description |
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VectorUnloader(VectorSchemaRoot root)
Constructs a new instance of the given set of vectors.
|
VectorUnloader(VectorSchemaRoot root,
boolean includeNullCount,
boolean alignBuffers)
Constructs a new instance.
|
VectorUnloader(VectorSchemaRoot root,
boolean includeNullCount,
CompressionCodec codec,
boolean alignBuffers)
Constructs a new instance.
|
Modifier and Type | Method and Description |
---|---|
ArrowRecordBatch |
getRecordBatch()
Performs the depth first traversal of the Vectors to create an
ArrowRecordBatch suitable
for serialization. |
public VectorUnloader(VectorSchemaRoot root)
public VectorUnloader(VectorSchemaRoot root, boolean includeNullCount, boolean alignBuffers)
root
- The set of vectors to serialize to an ArrowRecordBatch
.includeNullCount
- Controls whether null count is copied to the ArrowRecordBatch
alignBuffers
- Controls if buffers get aligned to 8-byte boundaries.public VectorUnloader(VectorSchemaRoot root, boolean includeNullCount, CompressionCodec codec, boolean alignBuffers)
root
- The set of vectors to serialize to an ArrowRecordBatch
.includeNullCount
- Controls whether null count is copied to the ArrowRecordBatch
codec
- the codec for compressing data. If it is null, then no compression is needed.alignBuffers
- Controls if buffers get aligned to 8-byte boundaries.public ArrowRecordBatch getRecordBatch()
ArrowRecordBatch
suitable
for serialization.Copyright © 2023 The Apache Software Foundation. All rights reserved.