Denys Kuzmenko

Results 9 issues of Denys Kuzmenko

### What changes were proposed in this pull request? ### Why are the changes needed? ### Does this PR introduce _any_ user-facing change? ### How was this patch tested?

tests failed

### What changes were proposed in this pull request? Fix the subquery union sql ### Why are the changes needed? BugFix ### Does this PR introduce _any_ user-facing change? No...

tests passed

### What changes were proposed in this pull request? ### Why are the changes needed? ### Does this PR introduce _any_ user-facing change? ### Is the change a dependency upgrade?...

tests unstable

### What changes were proposed in this pull request? ### Why are the changes needed? ### Does this PR introduce _any_ user-facing change? ### Is the change a dependency upgrade?...

tests passed

### What changes were proposed in this pull request? Introduces the locking to serialize some operation execution ### Why are the changes needed? Fixes the data correctness in case of...

tests passed

### What changes were proposed in this pull request? Add support for Iceberg partition prune stats optimization ### Why are the changes needed? Performance ### Does this PR introduce _any_...

tests unstable

### What changes were proposed in this pull request? Support for variant shredding, enabling Hive to write shredded variant data into Iceberg tables. Ideally, this should follow the approach described...

tests unstable

### What changes were proposed in this pull request? Set Query based compaction as default mode ### Why are the changes needed? deprecate MR compaction ### Does this PR introduce...

tests unstable

### What changes were proposed in this pull request? ### Why are the changes needed? ### Does this PR introduce _any_ user-facing change? ### How was this patch tested? depends...

tests passed