53 lines
1.8 KiB
Rust
53 lines
1.8 KiB
Rust
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#[macro_use]
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extern crate criterion;
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use criterion::Criterion;
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extern crate arrow;
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use arrow::array::*;
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use arrow::compute::kernels::regexp::*;
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use arrow::util::bench_util::*;
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use std::hint;
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fn bench_regexp(arr: &GenericStringArray<i32>, regex_array: &dyn Datum) {
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regexp_match(hint::black_box(arr), regex_array, None).unwrap();
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}
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fn add_benchmark(c: &mut Criterion) {
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let size = 65536;
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let val_len = 1000;
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let arr_string = create_string_array_with_len::<i32>(size, 0.0, val_len);
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let pattern_values = vec![r".*-(\d*)-.*"; size];
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let pattern = GenericStringArray::<i32>::from(pattern_values);
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c.bench_function("regexp", |b| b.iter(|| bench_regexp(&arr_string, &pattern)));
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let pattern_values = vec![r".*-(\d*)-.*"];
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let pattern = Scalar::new(GenericStringArray::<i32>::from(pattern_values));
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c.bench_function("regexp scalar", |b| {
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b.iter(|| bench_regexp(&arr_string, &pattern))
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});
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}
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criterion_group!(benches, add_benchmark);
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criterion_main!(benches);
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