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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/07/05 07:09:00 UTC
[jira] [Commented] (SPARK-21312) UnsafeRow writeToStream has
incorrect offsetInByteArray calculation for non-zero offset
[ https://issues.apache.org/jira/browse/SPARK-21312?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16074329#comment-16074329 ]
Apache Spark commented on SPARK-21312:
--------------------------------------
User 'sumwale' has created a pull request for this issue:
https://github.com/apache/spark/pull/18535
> UnsafeRow writeToStream has incorrect offsetInByteArray calculation for non-zero offset
> ---------------------------------------------------------------------------------------
>
> Key: SPARK-21312
> URL: https://issues.apache.org/jira/browse/SPARK-21312
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0, 2.1.0
> Reporter: Sumedh Wale
>
> The following code in UnsafeRow has an incorrect offset calculation:
> {code}
> public void writeToStream(OutputStream out, byte[] writeBuffer) throws IOException {
> if (baseObject instanceof byte[]) {
> int offsetInByteArray = (int) (Platform.BYTE_ARRAY_OFFSET - baseOffset);
> {code}
> which should be:
> {code}
> int offsetInByteArray = (int) (baseOffset - Platform.BYTE_ARRAY_OFFSET);
> {code}
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