Tartarus0zm opened a new pull request, #20599:
URL: https://github.com/apache/flink/pull/20599
## What is the purpose of the change
* When inserting data using dynamic partitioning, no partition is published
if no data is written out, consistent with Spark/Hive
## Brief change log
* When no data is written, determine if the number of partition columns in
the target table and the number of static partition columns are the same, and
if not, do nothing
## Verifying this change
ADD ITCase
* HiveTableSinkITCase#testInsertBothDynamicAndStaticPartitionWithoutData
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (no)
- The serializers: (no)
- The runtime per-record code paths (performance sensitive): (no)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn, ZooKeeper: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not documented)
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