Julien Le Dem created ARROW-380:
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Summary: [Java] optimize null count when serializing vectors.
Key: ARROW-380
URL: https://issues.apache.org/jira/browse/ARROW-380
Project: Apache Arrow
Issue Type: Improvement
Components: Java - Vectors
Reporter: Julien Le Dem
nulls are stored in bits. We should be able to use more efficient ways to count
nulls:
https://github.com/apache/arrow/blob/6996c17f70dc13659c37dfaa39bc28e7777ca6a6/java/vector/src/main/java/org/apache/arrow/vector/VectorUnloader.java#L68
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