mridulm opened a new pull request, #49479:
URL: https://github.com/apache/spark/pull/49479
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### What changes were proposed in this pull request?
Fix a bug with LevelDB/RocksDB's batched write method (`writeAll`) not using
the correct list to serialize values.
Luckily, existing use of this api is for the same class - which avoids this
bug in practice.
This PR fixes the issue to ensure the api contract works as expected, and
avoids issues in future.
### Why are the changes needed?
Fix existing bug.
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
New test introduced. Test fails without proposed changes.
### Was this patch authored or co-authored using generative AI tooling?
No
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