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https://issues.apache.org/jira/browse/FLINK-17863?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17336185#comment-17336185
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Flink Jira Bot commented on FLINK-17863:
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This issue was labeled "stale-major" 7 ago and has not received any updates so
it is being deprioritized. If this ticket is actually Major, please raise the
priority and ask a committer to assign you the issue or revive the public
discussion.
> flink streaming sql read hive with lots small files need to control
> parallelism
> ----------------------------------------------------------------------------------
>
> Key: FLINK-17863
> URL: https://issues.apache.org/jira/browse/FLINK-17863
> Project: Flink
> Issue Type: Improvement
> Components: Connectors / Hive
> Affects Versions: 1.10.1
> Reporter: richt richt
> Priority: Major
> Labels: stale-major
>
> the table wy.cartest has 19 rows with 19 files
> so when i query the table use *streaming* mode it will require 19 slots , my
> cluster cannot allocate so much resource to the task.
> ----
> Caused by: org.apache.flink.runtime.JobException: Vertex Source:
> HiveTableSource(carid, time, num, var) TablePath: wy.cartest, Par
> titionPruned: false, PartitionNums: null -> SinkConversionToTuple2's
> parallelism (19) is higher than the max parallelism (2). Plea
> se lower the parallelism or increase the max parallelism.
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