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https://issues.apache.org/jira/browse/SPARK-47272?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jing Zhan updated SPARK-47272:
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Epic Link: SPARK-46815
Description: This task adds changes for MapState implementation in State
Api v2. This implementation adds a new encoder/decoder to encode grouping key
and user key into a composite key to be put into RocksDB so that we could
retrieve key-value pair by user specified user key by one rocksdb get.
Issue Type: Task (was: New Feature)
> MapState Implementation for State V2
> ------------------------------------
>
> Key: SPARK-47272
> URL: https://issues.apache.org/jira/browse/SPARK-47272
> Project: Spark
> Issue Type: Task
> Components: Structured Streaming
> Affects Versions: 4.0.0
> Reporter: Jing Zhan
> Priority: Major
>
> This task adds changes for MapState implementation in State Api v2. This
> implementation adds a new encoder/decoder to encode grouping key and user key
> into a composite key to be put into RocksDB so that we could retrieve
> key-value pair by user specified user key by one rocksdb get.
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