suxiaogang223 opened a new pull request, #64020:
URL: https://github.com/apache/doris/pull/64020
### What problem does this PR solve?
Issue Number: close #xxx
Related PR: #xxx
Problem Summary: Refine the new parquet complex column reader toward a
DuckDB-style reader tree and nested shape/value stream model. This PR improves
nested scalar batch handling, shape-only scalar reads for projected struct
children, legacy LIST schema normalization, Array(Map<K, scalar V>) support,
and Map<K, Map<K2, scalar V2>> support with read/skip/select overflow coverage.
### Release note
None
### Check List (For Author)
- Test: Unit Test
- git diff --check
- Fedora: BUILD_TYPE=DEBUG ./build.sh --be
- Fedora: ./run-be-ut.sh --run '--filter=ParquetColumnReaderTest.*'\n-
Behavior changed: No\n- Does this need documentation: No
--
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: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
