sundy-li
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August 2021
Created 33 commits in 3 repositories
Created 1 repository
- sundy-li/learn HTML
Created a pull request in datafuselabs/datafuse that received 11 comments
Improve GroupBy
I hereby agree to the terms of the CLA available at: https://datafuse.rs/policies/cla/ Summary More generic way in AggregateFunction. Refactor gro…
+1,575
−1,425
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11
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Opened 6 other pull requests in 3 repositories
jorgecarleitao/arrow2
3
merged
datafuselabs/datafuse
2
merged
datafuse-extras/arrow2
1
open
Reviewed 6 pull requests in 2 repositories
datafuselabs/datafuse 4 pull requests
jorgecarleitao/arrow2 2 pull requests
Created an issue in jorgecarleitao/arrow2 that received 3 comments
Poor performance in sort::sort_to_indices with limit option in arrow2
Hello, I did a benchmark vs arrow1.
It shows that arrow2 has great performance improved in min, sum and max etc.
But the sort::sort_to_indices func…
3
comments
Opened 10 other issues in 3 repositories
jorgecarleitao/arrow2
4
open
2
closed
- Improve rem_scalar performance
- Combine cast in simd sum
- Auto vectorized vs packed_simd in arrow
- Improve the performance in cast kernel using AsPrimitive trait in generic dispatch
-
Arrow2 memory usage too much in
lexsort_to_indicesthan arrow -
Question about
flight_data_to_arrow_batchis_little_endian endian option