zihe.liu

[Enhancement] pushdown or predicate (5): support zonemap filter

2

## Why I'm doing: Support zonemap filter for OR predicates. Relates to #43801. ## What I'm doing: Before: 1. `Segment::_new_iterator` applies the segment-level zonemap filter and prunes a segment if...

[Enhancement] Log cancel pipeline only once

2

## Why I'm doing: Decrease log of `begin to cancel operators`. Some operators will take lots of time to cancel, which causes `PipelineDriver::cancel_operators` is called multiple times when it is...

[Enhancement] pushdown or predicate (6): support bloom filter

2

## Why I'm doing: Support bloom filter for OR predicates. ## What I'm doing: Fixes #issue ## What type of PR is this: - [ ] BugFix - [ ]...

[Enhancement] pushdown or predicate (7): support bitmap filter

2

## Why I'm doing: Support bitmap filter for OR predicates. ## What I'm doing: The status for a predicate to apply bitmap index contains 4 kinds: - `NOT_USED`: cannot apply...

[Enhancement] Apply query queue based on slot estimation

3

## Why I'm doing: Apply query queue based on slot estimation ## What I'm doing: ### Implementation The slot resource is divided into small extra slots and normal slots. -...

[Feature] [WIP] Support dedicated_cpu_cores in BE

4

## Why I'm doing: Dependence on #50363. TODO ## What I'm doing: Relates to #49965. ## What type of PR is this: - [ ] BugFix - [x] Feature -...

## Feature request **Is your feature request related to a problem? Please describe.** **Describe the solution you'd like** **Describe alternatives you've considered** **Additional context** - [x] Refactor codes. #49964 -...

[Feature] Introduce dedicated_cpu_cores for resource group

4

## Why I'm doing: Introduce the `dedicated_cpu_cores` property for resource groups, which indicates the following two implications: - **Exclusive:** The specified number of `dedicated_cpu_cores` will be reserved exclusively for this...

[Enhancement] Push agg on small broadcast join

4

## Why I'm doing: TODO ## What I'm doing: TODO Fixes #issue ## What type of PR is this: - [ ] BugFix - [ ] Feature - [x] Enhancement...