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Posted to issues@spark.apache.org by "Shixiong Zhu (JIRA)" <ji...@apache.org> on 2018/08/23 18:29:00 UTC
[jira] [Updated] (SPARK-25214) Kafka v2 source may return
duplicated records when `failOnDataLoss` is `false`
[ https://issues.apache.org/jira/browse/SPARK-25214?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shixiong Zhu updated SPARK-25214:
---------------------------------
Description:
When there are missing offsets, Kafka v2 source may return duplicated records when failOnDataLoss=false because it doesn't skip missing offsets.
> Kafka v2 source may return duplicated records when `failOnDataLoss` is `false`
> ------------------------------------------------------------------------------
>
> Key: SPARK-25214
> URL: https://issues.apache.org/jira/browse/SPARK-25214
> Project: Spark
> Issue Type: Bug
> Components: Structured Streaming
> Affects Versions: 2.3.0, 2.3.1
> Reporter: Shixiong Zhu
> Assignee: Shixiong Zhu
> Priority: Blocker
> Labels: correctness
>
> When there are missing offsets, Kafka v2 source may return duplicated records when failOnDataLoss=false because it doesn't skip missing offsets.
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