Chenhao Li created SPARK-49959:
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Summary: Fix ColumnarArray.copy() to read nulls from the correct
offset
Key: SPARK-49959
URL: https://issues.apache.org/jira/browse/SPARK-49959
Project: Spark
Issue Type: Bug
Components: Spark Core, SQL
Affects Versions: 3.5.3, 4.0.0
Reporter: Chenhao Li
{{ColumnarArray}} represents an array containing elements from {{data[offset]}}
to {{{}data[offset + length){}}}. When copying the array, the null flag should
also be read starting from {{offset}} rather than 0.
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