Mercurial > hg > orthanc-databases
annotate PostgreSQL/Plugins/PostgreSQLIndex.cpp @ 199:8cae98f73d53
refactoring
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 18 Mar 2021 14:52:06 +0100 |
parents | 3236894320d6 |
children | 42990b2dd51b |
rev | line source |
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0 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
0 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "PostgreSQLIndex.h" | |
23 | |
24 #include "../../Framework/Plugins/GlobalProperties.h" | |
25 #include "../../Framework/PostgreSQL/PostgreSQLDatabase.h" | |
26 #include "../../Framework/PostgreSQL/PostgreSQLTransaction.h" | |
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27 #include "PostgreSQLDefinitions.h" |
0 | 28 |
29 #include <EmbeddedResources.h> // Auto-generated file | |
30 | |
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31 #include <Compatibility.h> // For std::unique_ptr<> |
152 | 32 #include <Logging.h> |
33 #include <OrthancException.h> | |
0 | 34 |
35 | |
36 namespace Orthanc | |
37 { | |
38 // Some aliases for internal properties | |
39 static const GlobalProperty GlobalProperty_HasTrigramIndex = GlobalProperty_DatabaseInternal0; | |
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40 static const GlobalProperty GlobalProperty_HasCreateInstance = GlobalProperty_DatabaseInternal1; |
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41 static const GlobalProperty GlobalProperty_HasFastCountResources = GlobalProperty_DatabaseInternal2; |
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42 static const GlobalProperty GlobalProperty_GetLastChangeIndex = GlobalProperty_DatabaseInternal3; |
0 | 43 } |
44 | |
45 | |
46 namespace OrthancDatabases | |
47 { | |
48 IDatabase* PostgreSQLIndex::OpenInternal() | |
49 { | |
50 uint32_t expectedVersion = 6; | |
199 | 51 |
52 if (GetContext()) // "GetContext()" can possibly be NULL in the unit tests | |
0 | 53 { |
199 | 54 expectedVersion = OrthancPluginGetExpectedDatabaseVersion(GetContext()); |
0 | 55 } |
56 | |
57 // Check the expected version of the database | |
58 if (expectedVersion != 6) | |
59 { | |
60 LOG(ERROR) << "This database plugin is incompatible with your version of Orthanc " | |
61 << "expecting the DB schema version " << expectedVersion | |
62 << ", but this plugin is only compatible with version 6"; | |
63 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin); | |
64 } | |
65 | |
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66 std::unique_ptr<PostgreSQLDatabase> db(new PostgreSQLDatabase(parameters_)); |
0 | 67 |
68 db->Open(); | |
69 | |
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70 if (parameters_.HasLock()) |
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71 { |
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72 db->AdvisoryLock(POSTGRESQL_LOCK_INDEX); |
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73 } |
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74 |
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75 { |
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76 PostgreSQLDatabase::TransientAdvisoryLock lock(*db, POSTGRESQL_LOCK_DATABASE_SETUP); |
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77 |
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78 if (clearAll_) |
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79 { |
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80 db->ClearAll(); |
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81 } |
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82 |
0 | 83 { |
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84 PostgreSQLTransaction t(*db); |
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85 |
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86 if (!db->DoesTableExist("Resources")) |
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87 { |
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88 std::string query; |
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89 |
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90 Orthanc::EmbeddedResources::GetFileResource |
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91 (query, Orthanc::EmbeddedResources::POSTGRESQL_PREPARE_INDEX); |
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92 db->Execute(query); |
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93 |
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94 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabaseSchemaVersion, expectedVersion); |
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95 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, 1); |
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96 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_HasTrigramIndex, 0); |
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97 } |
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98 |
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99 if (!db->DoesTableExist("Resources")) |
0 | 100 { |
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101 LOG(ERROR) << "Corrupted PostgreSQL database"; |
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102 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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103 } |
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104 |
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105 int version = 0; |
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106 if (!LookupGlobalIntegerProperty(version, *db, t, Orthanc::GlobalProperty_DatabaseSchemaVersion) || |
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107 version != 6) |
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108 { |
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109 LOG(ERROR) << "PostgreSQL plugin is incompatible with database schema version: " << version; |
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110 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
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111 } |
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112 |
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113 int revision; |
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114 if (!LookupGlobalIntegerProperty(revision, *db, t, Orthanc::GlobalProperty_DatabasePatchLevel)) |
0 | 115 { |
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116 revision = 1; |
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117 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, revision); |
0 | 118 } |
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119 |
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120 if (revision != 1) |
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121 { |
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122 LOG(ERROR) << "PostgreSQL plugin is incompatible with database schema revision: " << revision; |
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123 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
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124 } |
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125 |
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126 t.Commit(); |
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127 } |
0 | 128 |
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129 { |
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130 PostgreSQLTransaction t(*db); |
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131 |
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132 int hasTrigram = 0; |
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133 if (!LookupGlobalIntegerProperty(hasTrigram, *db, t, |
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134 Orthanc::GlobalProperty_HasTrigramIndex) || |
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135 hasTrigram != 1) |
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136 { |
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137 /** |
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138 * Apply fix for performance issue (speed up wildcard search |
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139 * by using GIN trigrams). This implements the patch suggested |
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140 * in issue #47, BUT we also keep the original |
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141 * "DicomIdentifiersIndexValues", as it leads to better |
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142 * performance for "strict" searches (i.e. searches involving |
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143 * no wildcard). |
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144 * https://www.postgresql.org/docs/current/static/pgtrgm.html |
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145 * https://bitbucket.org/sjodogne/orthanc/issues/47/index-improvements-for-pg-plugin |
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146 **/ |
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147 try |
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148 { |
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149 // We've observed 9 minutes on DB with 100000 studies |
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150 LOG(WARNING) << "Trying to enable trigram matching on the PostgreSQL database " |
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151 << "to speed up wildcard searches. This may take several minutes"; |
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152 |
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153 db->Execute( |
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154 "CREATE EXTENSION IF NOT EXISTS pg_trgm; " |
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155 "CREATE INDEX DicomIdentifiersIndexValues2 ON DicomIdentifiers USING gin(value gin_trgm_ops);"); |
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156 |
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157 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_HasTrigramIndex, 1); |
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158 LOG(WARNING) << "Trigram index has been created"; |
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159 |
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160 t.Commit(); |
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161 } |
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162 catch (Orthanc::OrthancException&) |
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163 { |
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164 LOG(WARNING) << "Performance warning: Your PostgreSQL server does " |
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165 << "not support trigram matching"; |
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166 LOG(WARNING) << "-> Consider installing the \"pg_trgm\" extension on the " |
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167 << "PostgreSQL server, e.g. on Debian: sudo apt install postgresql-contrib"; |
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168 } |
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169 } |
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170 else |
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171 { |
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172 t.Commit(); |
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173 } |
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174 } |
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175 |
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176 { |
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177 PostgreSQLTransaction t(*db); |
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178 |
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179 int property = 0; |
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180 if (!LookupGlobalIntegerProperty(property, *db, t, |
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181 Orthanc::GlobalProperty_HasCreateInstance) || |
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182 property != 2) |
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183 { |
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184 LOG(INFO) << "Installing the CreateInstance extension"; |
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185 |
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186 if (property == 1) |
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187 { |
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188 // Drop older, experimental versions of this extension |
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189 db->Execute("DROP FUNCTION CreateInstance(" |
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190 "IN patient TEXT, IN study TEXT, IN series TEXT, in instance TEXT)"); |
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191 } |
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192 |
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193 std::string query; |
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194 Orthanc::EmbeddedResources::GetFileResource |
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195 (query, Orthanc::EmbeddedResources::POSTGRESQL_CREATE_INSTANCE); |
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196 db->Execute(query); |
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197 |
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198 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_HasCreateInstance, 2); |
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199 } |
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200 |
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201 |
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202 if (!LookupGlobalIntegerProperty(property, *db, t, |
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203 Orthanc::GlobalProperty_GetTotalSizeIsFast) || |
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204 property != 1) |
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205 { |
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206 LOG(INFO) << "Installing the FastTotalSize extension"; |
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207 |
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208 std::string query; |
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209 Orthanc::EmbeddedResources::GetFileResource |
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210 (query, Orthanc::EmbeddedResources::POSTGRESQL_FAST_TOTAL_SIZE); |
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211 db->Execute(query); |
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212 |
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213 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_GetTotalSizeIsFast, 1); |
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214 } |
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215 |
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216 |
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217 // Installing this extension requires the "GlobalIntegers" table |
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218 // created by the "FastTotalSize" extension |
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219 property = 0; |
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220 if (!LookupGlobalIntegerProperty(property, *db, t, |
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221 Orthanc::GlobalProperty_HasFastCountResources) || |
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222 property != 1) |
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223 { |
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224 LOG(INFO) << "Installing the FastCountResources extension"; |
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225 |
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226 std::string query; |
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227 Orthanc::EmbeddedResources::GetFileResource |
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228 (query, Orthanc::EmbeddedResources::POSTGRESQL_FAST_COUNT_RESOURCES); |
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229 db->Execute(query); |
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230 |
136
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231 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_HasFastCountResources, 1); |
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232 } |
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233 |
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234 |
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235 // Installing this extension requires the "GlobalIntegers" table |
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236 // created by the "GetLastChangeIndex" extension |
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237 property = 0; |
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238 if (!LookupGlobalIntegerProperty(property, *db, t, |
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239 Orthanc::GlobalProperty_GetLastChangeIndex) || |
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240 property != 1) |
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241 { |
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242 LOG(INFO) << "Installing the GetLastChangeIndex extension"; |
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243 |
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244 std::string query; |
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245 Orthanc::EmbeddedResources::GetFileResource |
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246 (query, Orthanc::EmbeddedResources::POSTGRESQL_GET_LAST_CHANGE_INDEX); |
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247 db->Execute(query); |
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248 |
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249 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_GetLastChangeIndex, 1); |
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250 } |
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251 |
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252 t.Commit(); |
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253 } |
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254 } |
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255 |
0 | 256 return db.release(); |
257 } | |
258 | |
259 | |
260 PostgreSQLIndex::PostgreSQLIndex(const PostgreSQLParameters& parameters) : | |
261 IndexBackend(new Factory(*this)), | |
262 parameters_(parameters), | |
263 clearAll_(false) | |
264 { | |
265 } | |
266 | |
267 | |
268 int64_t PostgreSQLIndex::CreateResource(const char* publicId, | |
269 OrthancPluginResourceType type) | |
270 { | |
271 DatabaseManager::CachedStatement statement( | |
272 STATEMENT_FROM_HERE, GetManager(), | |
273 "INSERT INTO Resources VALUES(${}, ${type}, ${id}, NULL) RETURNING internalId"); | |
274 | |
275 statement.SetParameterType("id", ValueType_Utf8String); | |
276 statement.SetParameterType("type", ValueType_Integer64); | |
277 | |
278 Dictionary args; | |
279 args.SetUtf8Value("id", publicId); | |
280 args.SetIntegerValue("type", static_cast<int>(type)); | |
281 | |
282 statement.Execute(args); | |
283 | |
284 return ReadInteger64(statement, 0); | |
285 } | |
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286 |
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287 |
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288 uint64_t PostgreSQLIndex::GetTotalCompressedSize() |
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289 { |
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290 // Fast version if extension "./FastTotalSize.sql" is installed |
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291 uint64_t result; |
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292 |
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293 { |
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294 DatabaseManager::CachedStatement statement( |
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295 STATEMENT_FROM_HERE, GetManager(), |
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296 "SELECT value FROM GlobalIntegers WHERE key = 0"); |
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297 |
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298 statement.SetReadOnly(true); |
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299 statement.Execute(); |
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300 |
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301 result = static_cast<uint64_t>(ReadInteger64(statement, 0)); |
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302 } |
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303 |
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304 assert(result == IndexBackend::GetTotalCompressedSize()); |
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305 return result; |
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306 } |
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307 |
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308 |
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309 uint64_t PostgreSQLIndex::GetTotalUncompressedSize() |
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310 { |
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311 // Fast version if extension "./FastTotalSize.sql" is installed |
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312 uint64_t result; |
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313 |
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314 { |
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315 DatabaseManager::CachedStatement statement( |
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316 STATEMENT_FROM_HERE, GetManager(), |
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317 "SELECT value FROM GlobalIntegers WHERE key = 1"); |
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318 |
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319 statement.SetReadOnly(true); |
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320 statement.Execute(); |
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321 |
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322 result = static_cast<uint64_t>(ReadInteger64(statement, 0)); |
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323 } |
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324 |
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325 assert(result == IndexBackend::GetTotalUncompressedSize()); |
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326 return result; |
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327 } |
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328 |
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329 |
78 | 330 #if ORTHANC_PLUGINS_HAS_DATABASE_CONSTRAINT == 1 |
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331 void PostgreSQLIndex::CreateInstance(OrthancPluginCreateInstanceResult& result, |
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332 const char* hashPatient, |
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333 const char* hashStudy, |
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334 const char* hashSeries, |
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335 const char* hashInstance) |
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336 { |
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337 DatabaseManager::CachedStatement statement( |
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338 STATEMENT_FROM_HERE, GetManager(), |
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339 "SELECT * FROM CreateInstance(${patient}, ${study}, ${series}, ${instance})"); |
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340 |
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341 statement.SetParameterType("patient", ValueType_Utf8String); |
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342 statement.SetParameterType("study", ValueType_Utf8String); |
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343 statement.SetParameterType("series", ValueType_Utf8String); |
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344 statement.SetParameterType("instance", ValueType_Utf8String); |
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345 |
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346 Dictionary args; |
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347 args.SetUtf8Value("patient", hashPatient); |
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348 args.SetUtf8Value("study", hashStudy); |
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349 args.SetUtf8Value("series", hashSeries); |
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350 args.SetUtf8Value("instance", hashInstance); |
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351 |
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352 statement.Execute(args); |
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353 |
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354 if (statement.IsDone() || |
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355 statement.GetResultFieldsCount() != 8) |
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356 { |
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357 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
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358 } |
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359 |
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360 for (size_t i = 0; i < 8; i++) |
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361 { |
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362 statement.SetResultFieldType(i, ValueType_Integer64); |
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363 } |
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364 |
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365 result.isNewInstance = (ReadInteger64(statement, 3) == 1); |
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366 result.instanceId = ReadInteger64(statement, 7); |
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367 |
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368 if (result.isNewInstance) |
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369 { |
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370 result.isNewPatient = (ReadInteger64(statement, 0) == 1); |
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371 result.isNewStudy = (ReadInteger64(statement, 1) == 1); |
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372 result.isNewSeries = (ReadInteger64(statement, 2) == 1); |
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373 result.patientId = ReadInteger64(statement, 4); |
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374 result.studyId = ReadInteger64(statement, 5); |
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375 result.seriesId = ReadInteger64(statement, 6); |
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376 } |
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377 } |
73
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378 #endif |
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379 |
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380 |
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381 uint64_t PostgreSQLIndex::GetResourceCount(OrthancPluginResourceType resourceType) |
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382 { |
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383 // Optimized version thanks to the "FastCountResources.sql" extension |
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384 |
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385 assert(OrthancPluginResourceType_Patient == 0 && |
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386 OrthancPluginResourceType_Study == 1 && |
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387 OrthancPluginResourceType_Series == 2 && |
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388 OrthancPluginResourceType_Instance == 3); |
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389 |
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390 uint64_t result; |
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391 |
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392 { |
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393 DatabaseManager::CachedStatement statement( |
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394 STATEMENT_FROM_HERE, GetManager(), |
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395 "SELECT value FROM GlobalIntegers WHERE key = ${key}"); |
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396 |
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397 statement.SetParameterType("key", ValueType_Integer64); |
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398 |
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399 Dictionary args; |
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400 |
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401 // For an explanation of the "+ 2" below, check out "FastCountResources.sql" |
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402 args.SetIntegerValue("key", static_cast<int>(resourceType + 2)); |
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403 |
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404 statement.SetReadOnly(true); |
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405 statement.Execute(args); |
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406 |
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407 result = static_cast<uint64_t>(ReadInteger64(statement, 0)); |
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408 } |
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409 |
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410 assert(result == IndexBackend::GetResourceCount(resourceType)); |
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411 return result; |
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412 } |
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413 |
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414 |
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415 int64_t PostgreSQLIndex::GetLastChangeIndex() |
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416 { |
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417 DatabaseManager::CachedStatement statement( |
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418 STATEMENT_FROM_HERE, GetManager(), |
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419 "SELECT value FROM GlobalIntegers WHERE key = 6"); |
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420 |
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421 statement.SetReadOnly(true); |
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422 statement.Execute(); |
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423 |
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424 return ReadInteger64(statement, 0); |
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425 } |
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426 |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
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changeset
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427 |
e61587582cef
moved extension TagMostRecentPatient into stored procedure CreateInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
diff
changeset
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428 void PostgreSQLIndex::TagMostRecentPatient(int64_t patient) |
e61587582cef
moved extension TagMostRecentPatient into stored procedure CreateInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
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changeset
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429 { |
e61587582cef
moved extension TagMostRecentPatient into stored procedure CreateInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
diff
changeset
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430 // This behavior is implemented in "CreateInstance()", and no |
e61587582cef
moved extension TagMostRecentPatient into stored procedure CreateInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
diff
changeset
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431 // backward compatibility is necessary |
e61587582cef
moved extension TagMostRecentPatient into stored procedure CreateInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
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changeset
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432 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
e61587582cef
moved extension TagMostRecentPatient into stored procedure CreateInstance
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
88
diff
changeset
|
433 } |
0 | 434 } |