Jerry Hu

# Proposed changes Issue Number: close #xxx ## Problem Summary A scanner that takes too many scan keys will cause performance degradation, so it's better to try to merge the...

# Proposed changes Issue Number: close #xxx ## Problem summary Describe your changes. ## Checklist(Required) 1. Does it affect the original behavior: - [ ] Yes - [x] No -...

[chore](config) Increase the default maximum depth limit for expressions

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# Proposed changes In the master branch, it seems that larger expression depth is acceptable. ## Problem summary Describe your changes. ## Checklist(Required) * [ ] Does it affect the...

[fix](join) incorrect result of mark join in nested loop join (#31280)

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## Proposed changes pick #31280 from master into branch-2.0 ## Further comments If this is a relatively large or complex change, kick off the discussion at [[email protected]](mailto:[email protected]) by explaining why...

[fix](spill) incorrect revocable mem size of hash join

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## Proposed changes Bug introduced by #34291 ## Further comments If this is a relatively large or complex change, kick off the discussion at [[email protected]](mailto:[email protected]) by explaining why you chose...

[opt](spill) handle oom exception in spill tasks (#35025)

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## Proposed changes pick #35025 ## Further comments If this is a relatively large or complex change, kick off the discussion at [[email protected]](mailto:[email protected]) by explaining why you chose the solution...

[feature](scan) support split scanners by size of segment

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## Proposed changes Issue Number: close #xxx ## Further comments If this is a relatively large or complex change, kick off the discussion at [[email protected]](mailto:[email protected]) by explaining why you chose...

[opt](scan) Use lazy-init for segment iterators and avoid caching all segments in the rowset reader

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## Proposed changes Issue Number: close #xxx ## Further comments If this is a relatively large or complex change, kick off the discussion at [[email protected]](mailto:[email protected]) by explaining why you chose...

[opt](exchange) Add buffer size limit for exchange sink operator

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## Proposed changes Issue Number: close #xxx