[HUDI-4636] Output preCombine&partition fields of delete records when changelog disabled

[flashJd]

Change Logs

when changelog disabled, flink will output pk columns only,
https://github.com/apache/hudi/blob/master/hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/table/format/mor/MergeOnReadInputFormat.java#L364
We need the preCombine and partition fields also, so pull this request.

Impact

Describe any public API or user-facing feature change or any performance impact.

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Contributor's checklist

• Read through contributor's guide
• Change Logs and Impact were stated clearly
• Adequate tests were added if applicable
• CI passed

[hudi-bot]

CI report:

• 8b3b995 Azure: SUCCESS

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• @hudi-bot run azure re-run the last Azure build

[danny0405]

We need the preCombine and partition fields also, so pull this request.

Can you explain why we need this then, do you want to write to another hudi table using these records ?

[flashJd]

We need the preCombine and partition fields also, so pull this request.

Can you explain why we need this then, do you want to write to another hudi table using these records ?

@danny0405 we want to write this delete records to a warehouse or database, like apache phoenix, and want the precombine&partition field

[yihua]

@danny0405 is this already fixed on Flink?

[danny0405]

We need more discussion on this.