be/src/storage/index/ann/ann_index.cpp
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1 | | // Licensed to the Apache Software Foundation (ASF) under one |
2 | | // or more contributor license agreements. See the NOTICE file |
3 | | // distributed with this work for additional information |
4 | | // regarding copyright ownership. The ASF licenses this file |
5 | | // to you under the Apache License, Version 2.0 (the |
6 | | // "License"); you may not use this file except in compliance |
7 | | // with the License. You may obtain a copy of the License at |
8 | | // |
9 | | // http://www.apache.org/licenses/LICENSE-2.0 |
10 | | // |
11 | | // Unless required by applicable law or agreed to in writing, |
12 | | // software distributed under the License is distributed on an |
13 | | // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
14 | | // KIND, either express or implied. See the License for the |
15 | | // specific language governing permissions and limitations |
16 | | // under the License. |
17 | | |
18 | | #include "storage/index/ann/ann_index.h" |
19 | | |
20 | | #include "common/metrics/doris_metrics.h" |
21 | | #include "exprs/function/array/function_array_distance.h" |
22 | | |
23 | | namespace doris::segment_v2 { |
24 | | |
25 | 7 | std::string metric_to_string(AnnIndexMetric metric) { |
26 | 7 | switch (metric) { |
27 | 4 | case AnnIndexMetric::L2: |
28 | 4 | return L2Distance::name; |
29 | 1 | case AnnIndexMetric::IP: |
30 | 1 | return InnerProduct::name; |
31 | 2 | default: |
32 | 2 | return "UNKNOWN"; |
33 | 7 | } |
34 | 7 | } |
35 | | |
36 | 54 | AnnIndexMetric string_to_metric(const std::string& metric) { |
37 | 54 | if (metric == L2Distance::name) { |
38 | 50 | return AnnIndexMetric::L2; |
39 | 50 | } else if (metric == InnerProduct::name) { |
40 | 4 | return AnnIndexMetric::IP; |
41 | 4 | } else { |
42 | 0 | return AnnIndexMetric::UNKNOWN; |
43 | 0 | } |
44 | 54 | } |
45 | | |
46 | 0 | std::string ann_index_type_to_string(AnnIndexType type) { |
47 | 0 | switch (type) { |
48 | 0 | case AnnIndexType::UNKNOWN: |
49 | 0 | return "unknown"; |
50 | 0 | case AnnIndexType::HNSW: |
51 | 0 | return "hnsw"; |
52 | 0 | case AnnIndexType::IVF: |
53 | 0 | return "ivf"; |
54 | 0 | default: |
55 | 0 | return "unknown"; |
56 | 0 | } |
57 | 0 | } |
58 | | |
59 | 46 | AnnIndexType string_to_ann_index_type(const std::string& type) { |
60 | 46 | if (type == "hnsw") { |
61 | 42 | return AnnIndexType::HNSW; |
62 | 42 | } else if (type == "ivf") { |
63 | 4 | return AnnIndexType::IVF; |
64 | 4 | } else { |
65 | 0 | return AnnIndexType::UNKNOWN; |
66 | 0 | } |
67 | 46 | } |
68 | | |
69 | 141 | VectorIndex::VectorIndex() { |
70 | 141 | DorisMetrics::instance()->ann_index_in_memory_cnt->increment(1); |
71 | 141 | } |
72 | | |
73 | 141 | VectorIndex::~VectorIndex() { |
74 | 141 | DorisMetrics::instance()->ann_index_in_memory_cnt->increment(-1); |
75 | 141 | } |
76 | | |
77 | | } // namespace doris::segment_v2 |