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annotate PostgreSQL/Plugins/PostgreSQLDefinitions.h @ 580:35d2df9572b1 find-refactoring tip
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author | Alain Mazy <am@orthanc.team> |
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date | Tue, 15 Oct 2024 15:52:39 +0200 |
parents | 54d518dcd74a |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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8 * |
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9 * This program is free software: you can redistribute it and/or |
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10 * modify it under the terms of the GNU Affero General Public License |
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11 * as published by the Free Software Foundation, either version 3 of |
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12 * the License, or (at your option) any later version. |
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13 * |
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14 * This program is distributed in the hope that it will be useful, but |
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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17 * Affero General Public License for more details. |
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18 * |
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19 * You should have received a copy of the GNU Affero General Public License |
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20 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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21 **/ |
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22 |
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23 |
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24 #pragma once |
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25 |
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26 #include <stdint.h> |
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27 |
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28 |
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29 /** |
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30 * This advisory lock is used if the "Lock" option is set to "true", |
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31 * in order to prevent the execution of two PostgreSQL index plugins |
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32 * on the same database. |
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33 **/ |
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34 static const int32_t POSTGRESQL_LOCK_INDEX = 42; |
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35 |
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36 |
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37 /** |
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38 * This advisory lock is used if the "Lock" option is set to "true", |
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39 * in order to prevent the execution of two PostgreSQL storage area |
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40 * plugins on the same database. |
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41 **/ |
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42 static const int32_t POSTGRESQL_LOCK_STORAGE = 43; |
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43 |
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44 |
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45 /** |
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46 * Transient advisory lock to protect the setup of the database, |
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47 * because concurrent statements like "CREATE TABLE" are not protected |
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48 * by transactions. |
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49 * https://groups.google.com/d/msg/orthanc-users/yV3LSTh_TjI/h3PRApJFBAAJ |
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50 **/ |
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51 static const int32_t POSTGRESQL_LOCK_DATABASE_SETUP = 44; |
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52 |
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53 /** |
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54 * Transient advisory lock to protect the instance creation, |
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55 * because it is not 100% resilient to concurrency in, e.g, READ COMIITED |
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56 * transaction isolation level. |
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57 **/ |
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58 static const int32_t POSTGRESQL_LOCK_CREATE_INSTANCE = 45; |