viirya commented on code in PR #211:
URL:
https://github.com/apache/arrow-datafusion-comet/pull/211#discussion_r1536560424
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common/src/main/scala/org/apache/comet/vector/NativeUtil.scala:
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@@ -46,29 +48,27 @@ class NativeUtil {
* the output stream
*/
def serializeBatches(batches: Iterator[ColumnarBatch], out: OutputStream):
Long = {
- var schemaRoot: Option[VectorSchemaRoot] = None
- var writer: Option[ArrowStreamWriter] = None
+ var writer: Option[CometArrowStreamWriter] = None
var rowCount = 0
batches.foreach { batch =>
val (fieldVectors, batchProviderOpt) = getBatchFieldVectors(batch)
- val root = schemaRoot.getOrElse(new
VectorSchemaRoot(fieldVectors.asJava))
+ val root = new VectorSchemaRoot(fieldVectors.asJava)
val provider = batchProviderOpt.getOrElse(dictionaryProvider)
Review Comment:
If the batch has its provider, it should be returned in `batchProviderOpt `?
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