Myracle opened a new pull request #17988:
URL: https://github.com/apache/flink/pull/17988
## What is the purpose of the change
*If there are many hive partitions, creating splits will take much time, for
example, up to ten minutes. This mr speeds up the process by multi threads for
different partitions.*
## Brief change log
- *Add class MRSplitsGetter to create splits by multi thread.*
- *Add class HiveTablePartitionSplits to wrap hive partition and the
corresponding inputSplits.*
- *Transfer flinkConf to init MRSplitsGetter's thread num.*
- *Adapt the related calls.*
## Verifying this change
This change is already covered by existing tests, such as
HiveTableSourceITCase.
## 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? (yes)
- If yes, how is the feature documented? (not documented)
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: issues-unsubscr...@flink.apache.org
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
