leonardBang opened a new pull request #13729:
URL: https://github.com/apache/flink/pull/13729
## What is the purpose of the change
* Currently, the hive table only support load all partitions in temporal
join, this pull request support read user specific partition
## Brief change log
- import option `lookup.join.partition` to support read specific
partition, the given partition specification string as following examples:
* 'lookup.join.partition' = 'pt_year=2020;pt_month=09;pt_day=15',
* 'lookup.join.partition' = 'pt_year=2020',
* 'lookup.join.partition' =
'pt_year=2020;pt_month=max_partition();pt_day=max_partition'
- refactor `HiveLookupFunction.java`
## Verifying this change
Add ITCase and unit test to cover this change.
## 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, Yarn/Mesos, ZooKeeper: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (yes)
- If yes, how is the feature documented? (docs)
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