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Copy pathvector_search_user_params.cpp
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53 lines (48 loc) · 2.61 KB
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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include "exec/scan/vector_search_user_params.h"
#include <fmt/format.h>
namespace doris {
bool VectorSearchUserParams::operator==(const VectorSearchUserParams& other) const {
return hnsw_ef_search == other.hnsw_ef_search &&
hnsw_check_relative_distance == other.hnsw_check_relative_distance &&
hnsw_bounded_queue == other.hnsw_bounded_queue && ivf_nprobe == other.ivf_nprobe &&
ann_index_candidate_rows_threshold == other.ann_index_candidate_rows_threshold &&
ann_index_candidate_rows_percent_threshold ==
other.ann_index_candidate_rows_percent_threshold;
}
bool VectorSearchUserParams::should_fallback_ann_index_by_small_candidate(
size_t candidate_rows, size_t rows_of_segment) const {
bool reach_absolute_threshold =
ann_index_candidate_rows_threshold > 0 &&
candidate_rows < static_cast<size_t>(ann_index_candidate_rows_threshold);
bool reach_percent_threshold = ann_index_candidate_rows_percent_threshold > 0 &&
static_cast<double>(candidate_rows) <
static_cast<double>(rows_of_segment) *
ann_index_candidate_rows_percent_threshold;
return reach_absolute_threshold || reach_percent_threshold;
}
std::string VectorSearchUserParams::to_string() const {
return fmt::format(
"hnsw_ef_search: {}, hnsw_check_relative_distance: {}, "
"hnsw_bounded_queue: {}, ivf_nprobe: {}, "
"ann_index_candidate_rows_threshold: {}, "
"ann_index_candidate_rows_percent_threshold: {}",
hnsw_ef_search, hnsw_check_relative_distance, hnsw_bounded_queue, ivf_nprobe,
ann_index_candidate_rows_threshold, ann_index_candidate_rows_percent_threshold);
}
} // namespace doris