[SPARK-49744][SS][PYTHON] Implement TTL support for ListState in TransformWithStateInPandas #48253
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HyukjinKwon
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HeartSaVioR
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Oct 4, 2024
...main/scala/org/apache/spark/sql/execution/python/TransformWithStateInPandasStateServer.scala
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| elif batch_id == 2: | ||
| # ttl-count-0 expire and restart from count 0. | ||
| # ttl-count-1 get reset in batch 1 and keep the state | ||
| # ttl-count-1 get reset in batch 1 and keep the state. |
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nit: it may not be very clear what "reset" means here - now I get what you mean, "TTL reset", but I was puzzled and had to think a bit. Same for ttl-list-state-count-1.
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Updated the comment with more details, thanks!
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Thanks! Merging to master. |
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…sformWithStateInPandas ### What changes were proposed in this pull request? Implement TTL support for ListState in TransformWithStateInPandas. ### Why are the changes needed? Allow users to add TTL to specific list state. ### Does this PR introduce _any_ user-facing change? Yes ### How was this patch tested? Added unit tests. ### Was this patch authored or co-authored using generative AI tooling? No Closes apache#48253 from bogao007/ttl-list-state. Authored-by: bogao007 <[email protected]> Signed-off-by: Jungtaek Lim <[email protected]>
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What changes were proposed in this pull request?
Implement TTL support for ListState in TransformWithStateInPandas.
Why are the changes needed?
Allow users to add TTL to specific list state.
Does this PR introduce any user-facing change?
Yes
How was this patch tested?
Added unit tests.
Was this patch authored or co-authored using generative AI tooling?
No