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Fix panic in comparison_kernel benchmarks #136

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Fix panic in comparison_kernel benchmarks #136

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d3d0e4e
Fix panic in comparison_kernel benchmarks
alamb Aug 21, 2024
651d4d4
Add other special case equality kernels
alamb Aug 21, 2024
e7347ee
Add other benchmarks
alamb Aug 21, 2024
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41 changes: 35 additions & 6 deletions arrow/benches/comparison_kernels.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -167,9 +167,9 @@ fn add_benchmark(c: &mut Criterion) {
let string_right = StringArray::from_iter(array_gen);
let string_view_right = StringViewArray::from_iter(string_right.iter());

let scalar = StringArray::new_scalar("xxxx");
let string_scalar = StringArray::new_scalar("xxxx");
c.bench_function("eq scalar StringArray", |b| {
b.iter(|| eq(&scalar, &string_left).unwrap())
b.iter(|| eq(&string_scalar, &string_left).unwrap())
});

c.bench_function("lt scalar StringViewArray", |b| {
Expand All @@ -192,8 +192,20 @@ fn add_benchmark(c: &mut Criterion) {
})
});

c.bench_function("eq scalar StringViewArray", |b| {
b.iter(|| eq(&scalar, &string_view_left).unwrap())
// StringViewArray has special handling for strings with length <= 12 and length <= 4
let string_view_scalar = StringViewArray::new_scalar("xxxx");
c.bench_function("eq scalar StringViewArray 4 bytes", |b| {
b.iter(|| eq(&string_view_scalar, &string_view_left).unwrap())
});

let string_view_scalar = StringViewArray::new_scalar("xxxxxx");
c.bench_function("eq scalar StringViewArray 6 bytes", |b| {
b.iter(|| eq(&string_view_scalar, &string_view_left).unwrap())
});

let string_view_scalar = StringViewArray::new_scalar("xxxxxxxxxxxxx");
c.bench_function("eq scalar StringViewArray 13 bytes", |b| {
b.iter(|| eq(&string_view_scalar, &string_view_left).unwrap())
});

c.bench_function("eq StringArray StringArray", |b| {
Expand Down Expand Up @@ -236,14 +248,31 @@ fn add_benchmark(c: &mut Criterion) {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "%xxxx%"))
});

c.bench_function("like_utf8view scalar ends with", |b| {
// StringView has special handling for strings with length <= 12 and length <= 4
c.bench_function("like_utf8view scalar ends with 4 bytes", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "%xxxx"))
});

c.bench_function("like_utf8view scalar starts with", |b| {
c.bench_function("like_utf8view scalar ends with 6 bytes", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "%xxxxxx"))
});

c.bench_function("like_utf8view scalar ends with 13 bytes", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "%xxxxxxxxxxxxx"))
});

c.bench_function("like_utf8view scalar starts with 4 bytes", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "xxxx%"))
});

c.bench_function("like_utf8view scalar starts with 6 bytes", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "xxxxxx%"))
});

c.bench_function("like_utf8view scalar starts with 13 bytes", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "xxxxxxxxxxxxx%"))
});

c.bench_function("like_utf8view scalar complex", |b| {
b.iter(|| bench_like_utf8view_scalar(&string_view_left, "%xx_xx%xxx"))
});
Expand Down