[Opt](Vectorized) Support push down no grouping agg
Proposed changes
Use the segment static to speed up some not grouping agg query:min, max, count
Here need to a new SegmentIter call StatisticsIter to do the work.
lineorder : 60kw line num
query Before After count(*) 0.5s 0.02s min 0.4s 0.01s max 0.4s 0.01s
Problem summary
Describe your changes.
Checklist(Required)
- Does it affect the original behavior:
- [ ] Yes
- [ ] No
- [ ] I don't know
- Has unit tests been added:
- [ ] Yes
- [ ] No
- [ ] No Need
- Has document been added or modified:
- [ ] Yes
- [ ] No
- [ ] No Need
- Does it need to update dependencies:
- [ ] Yes
- [ ] No
- Are there any changes that cannot be rolled back:
- [ ] Yes (If Yes, please explain WHY)
- [ ] No
Further comments
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PR approved by at least one committer and no changes requested.
PR approved by anyone and no changes requested.