Fix statistics issue of Column Encryptor
- Dominant language
- Java
- Stars
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- Forks
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- Avg merge
- 3d 12h
- Merged PRs (30d)
- 33
Description
There is an issue that missing column statistics if that column is re-encrypted.
**Reporter**: [Xinli Shang](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=shangx@uber.com) / @shangxinli
**Assignee**: [Xinli Shang](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=shangx@uber.com) / @shangxinli
**Note**: *This issue was originally created as [PARQUET-2183](https://issues.apache.org/jira/browse/PARQUET-2183). Please see the [migration documentation](https://issues.apache.org/jira/browse/PARQUET-2502) for further details.*
Contributor guide
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Research direction
Start by locating the Column Encryptor implementation and trace how column statistics are handled when a column is re-encrypted. Reproduce the missing-statistics case, then verify that statistics remain available after re-encryption.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- security
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 15/100