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Pull requests: databendlabs/databend
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feat(query): support zero-copy table clone
pr-feature
this PR introduces a new feature to the codebase
fix(query): disable join selectivity backoff and align propagation
pr-bugfix
this PR patches a bug in codebase
#20453
opened Sep 7, 2026 by
forsaken628
Collaborator
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3 of 12 tasks
fix(query): avoid outer join error panic
pr-bugfix
this PR patches a bug in codebase
#20452
opened Sep 7, 2026 by
sundy-li
Member
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4 of 12 tasks
fix(query): prevent hash exchange hangs after early receiver closure
pr-bugfix
this PR patches a bug in codebase
fix(query): support expressions in bracket accessors
pr-bugfix
this PR patches a bug in codebase
#20449
opened Sep 7, 2026 by
KKould
Member
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4 of 12 tasks
fix(planner): honor query settings in folding and statistics
pr-bugfix
this PR patches a bug in codebase
#20448
opened Sep 7, 2026 by
forsaken628
Collaborator
•
Draft
4 of 12 tasks
feat: rewrite decimal stats on metadata-only alter
pr-feature
this PR introduces a new feature to the codebase
#20446
opened Sep 7, 2026 by
youngsofun
Member
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4 of 12 tasks
feat(query): support dynamic table with full refresh
pr-feature
this PR introduces a new feature to the codebase
#20445
opened Sep 7, 2026 by
sundy-li
Member
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4 of 6 tasks
refactor(storage): refine recluster levels and log level IO
pr-feature
this PR introduces a new feature to the codebase
pr-refactor
this PR changes the code base without new features or bugfix
#20443
opened Sep 6, 2026 by
zhyass
Member
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3 of 12 tasks
refactor(query): remove proxy table engine
pr-refactor
this PR changes the code base without new features or bugfix
#20441
opened Sep 5, 2026 by
sundy-li
Member
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5 of 12 tasks
fix(storage): protect live data during post-flashback vacuum
pr-bugfix
this PR patches a bug in codebase
fix(query): compare persisted statistics without collapsing to Equal
pr-bugfix
this PR patches a bug in codebase
#20432
opened Sep 2, 2026 by
youngsofun
Member
•
Draft
2 of 12 tasks
feat(query): unify vacuum commands and execution
pr-feature
this PR introduces a new feature to the codebase
#20428
opened Sep 2, 2026 by
SkyFan2002
Member
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5 of 12 tasks
fix(storage): preserve Parquet schema annotations
pr-bugfix
this PR patches a bug in codebase
#20424
opened Sep 1, 2026 by
youngsofun
Member
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4 of 12 tasks
fix(storage): avoid collecting vacuum2 result files
pr-bugfix
this PR patches a bug in codebase
#20419
opened Sep 1, 2026 by
dantengsky
Member
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5 of 12 tasks
fix(query): avoid rewrites for Parquet-compatible decimal widening
pr-bugfix
this PR patches a bug in codebase
#20418
opened Aug 31, 2026 by
youngsofun
Member
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5 of 12 tasks
feat(query): backport data lineage to v1.2.925
pr-feature
this PR introduces a new feature to the codebase
#20417
opened Aug 31, 2026 by
youngsofun
Member
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5 of 12 tasks
ci(query): cover cross-type nullable correlated joins
pr-build
this PR changes build/testing/ci steps
#20409
opened Aug 28, 2026 by
youngsofun
Member
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3 of 12 tasks
fix(query): match nullable scalar correlation keys
pr-bugfix
this PR patches a bug in codebase
#20408
opened Aug 28, 2026 by
youngsofun
Member
•
Draft
4 of 12 tasks
fix(query): refresh lambda types after planner rewrites
pr-bugfix
this PR patches a bug in codebase
#20405
opened Aug 28, 2026 by
youngsofun
Member
•
Draft
4 of 12 tasks
feat: reshuffle block metadata after pruning
pr-feature
this PR introduces a new feature to the codebase
#20400
opened Aug 27, 2026 by
SkyFan2002
Member
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4 of 12 tasks
feat(query): add New Flight transport
ci-cloud
Build docker image for cloud test
pr-feature
this PR introduces a new feature to the codebase
#20397
opened Aug 27, 2026 by
dqhl76
Member
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4 of 12 tasks
fix(query): preserve nullable reflexive equality filters
pr-bugfix
this PR patches a bug in codebase
#20390
opened Aug 26, 2026 by
youngsofun
Member
•
Draft
4 of 12 tasks
fix(query): bound automatic broadcast join risk
pr-bugfix
this PR patches a bug in codebase
#20383
opened Aug 26, 2026 by
dantengsky
Member
•
Draft
5 of 12 tasks
refactor(query): rewrite equivalent function calls as casts
pr-refactor
this PR changes the code base without new features or bugfix
#20369
opened Aug 24, 2026 by
forsaken628
Collaborator
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3 of 12 tasks
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