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Posted to issues@spark.apache.org by "Zifei Feng (Jira)" <ji...@apache.org> on 2025/12/05 23:52:00 UTC
[jira] [Updated] (SPARK-54411) [SS] Introduce Writer for Repartition - support multiple column familoes
[ https://issues.apache.org/jira/browse/SPARK-54411?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Zifei Feng updated SPARK-54411:
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Summary: [SS] Introduce Writer for Repartition - support multiple column familoes (was: [SS] Introduce Writer for Repartition - support mlutiple column family)
> [SS] Introduce Writer for Repartition - support multiple column familoes
> ------------------------------------------------------------------------
>
> Key: SPARK-54411
> URL: https://issues.apache.org/jira/browse/SPARK-54411
> Project: Spark
> Issue Type: New Feature
> Components: Structured Streaming
> Affects Versions: 4.0.1
> Reporter: Zifei Feng
> Priority: Major
>
> Introduce a {*}State Store Writer{*}, which will create a new state store version for each partition, that write the corresponding state rows for each partition, into the partition state store instance, under the right column family. We would create a snapshot for each state store instance and upload to the cloud.
>
> The dataframe will have schema:
> |partition_key|key_bytes|value_bytes|column_family_name|
> | | | | |
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