NIFI-5151: Add UPSERT support for Apache Phoenix

[Lehel44]

Summary

NIFI-5151

Tracking

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Issue Tracking

• Apache NiFi Jira issue created

Pull Request Tracking

• Pull Request title starts with Apache NiFi Jira issue number, such as NIFI-00000
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Build

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  • JDK 11
  • JDK 17

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Documentation

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[mattyb149]

Reviewing...

[mattyb149]

+1 LGTM, tried on a live Phoenix/HBase instance, was able to add new rows as well as updating existing rows using UPSERT Thanks for the improvement! Merging to main