simonvandel opened a new pull request, #14593:
URL: https://github.com/apache/datafusion/pull/14593
## Which issue does this PR close?
N/A
## Rationale for this change
I haven't looked at the generated code, but i presume that using `try_unary`
can lead to better vectorization.
## What changes are included in this PR?
- Add benchmark for `date_trunc`
- Prefer using `try_unary` over `iter`-`map` combo.
```
date_trunc_minute_1000 time: [12.745 µs 12.794 µs 12.849 µs]
change: [-19.871% -19.544% -19.210%] (p = 0.00 <
0.05)
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high mild
```
## Are these changes tested?
Using existing tests.
## Are there any user-facing changes?
Faster `date_trunc`
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