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[FLINK-35825][hive] HiveTableSource supports report statistics for text file
What is the purpose of the change
HiveTableSource supports report statistics for text file
(NB. Most of the authorship belongs to @WencongLiu)
Brief change log
- Introduce a
TextFormatStatisticsReportUtilto estimate statistics for text fie.
Verifying this change
covered by ut.
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
CI report:
- 1bf0b9c33e0baeb5cf33526c4d8f13cf36e8b2fa Azure: SUCCESS
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Thanks @xuyangzhong for the review, updated.
Thanks for the review, rebased the latest master. I will merge this after CI green.