[SPARK-54924][SS] State Rewriter to read state, transform it and write new state #53703
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JIRA Issue Information=== Task SPARK-54924 === This comment was automatically generated by GitHub Actions |
zifeif2
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...ore/src/main/scala/org/apache/spark/sql/execution/streaming/state/StatePartitionWriter.scala
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/StateRewriter.scala
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/StateRewriter.scala
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/StateRewriter.scala
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…e Rewriter ### What changes were proposed in this pull request? Integrate Repartition runner with State rewriter that was introduced in my previous [PR](#53703) and enable end to end execution of repartitioning. ### Why are the changes needed? For offline state repartitioning ### Does this PR introduce _any_ user-facing change? No ### How was this patch tested? New and existing tests ### Was this patch authored or co-authored using generative AI tooling? Claude-4.5-opus Closes #53747 from micheal-o/repart_rewrite_int. Authored-by: micheal-o <[email protected]> Signed-off-by: Anish Shrigondekar <[email protected]>
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What changes were proposed in this pull request?
Introduce State Rewriter to rewrite the state stores for a stateful streaming query. Read state, transform it, then write the new state.
Why are the changes needed?
For offline state repartitioning and other future use case
Does this PR introduce any user-facing change?
No
How was this patch tested?
Updated existing tests
Was this patch authored or co-authored using generative AI tooling?
Yes, Claude-4.5-opus