boneanxs commented on PR #4818:
URL: 
https://github.com/apache/incubator-gluten/pull/4818#issuecomment-1991360394

   Hey @FelixYBW `ArrowFieldWriter` calls arrow `ValueVector`, which is 
internally uses `ArrowBuf` to store values, so it should be offheap memory.
   
https://github.com/apache/spark/blob/1f58f4c68e8de03a8b4c314488dd4f342beb8de2/sql/catalyst/src/main/scala/org/apache/spark/sql/execution/arrow/ArrowWriter.scala#L53
   
   for example, IntVector
   
https://github.com/apache/arrow/blob/b202ede131e3c54628616330162f7854ba0c0d70/java/vector/src/main/java/org/apache/arrow/vector/IntVector.java#L151
   
   ValueBuffer is allocated from arrow `ArrowBuf`
   
https://github.com/apache/arrow/blob/b202ede131e3c54628616330162f7854ba0c0d70/java/vector/src/main/java/org/apache/arrow/vector/BaseFixedWidthVector.java#L73


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]


---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to