﻿{"id":13216,"date":"2025-05-27T10:00:00","date_gmt":"2025-05-27T08:00:00","guid":{"rendered":"https:\/\/www.sigterritoires.fr\/?p=13216"},"modified":"2025-05-20T16:21:33","modified_gmt":"2025-05-20T14:21:33","slug":"postgistable-avec-plusieurs-geometries","status":"publish","type":"post","link":"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/","title":{"rendered":"Postgis:table avec plusieurs g\u00e9om\u00e9tries"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Le <strong>list partitioning<\/strong> (partitionnement par liste) dans <a href=\"https:\/\/postgis.net\/\" title=\"PostgreSQL\/PostGIS\">PostgreSQL\/PostGIS<\/a> est une m\u00e9thode de <strong>partitionnement d\u00e9claratif<\/strong> qui  permet de <strong>diviser une grande table en plusieurs sous-tables<\/strong>, en fonction des <strong>valeurs discr\u00e8tes<\/strong> d&rsquo;une colonne (par exemple : par r\u00e9gion, type, ann\u00e9e, etc.).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u2019est particuli\u00e8rement utile en SIG quand on souhaite <strong>g\u00e9rer des couches volumineuses<\/strong> (ex : une table avec des millions d\u2019objets g\u00e9ographiques r\u00e9partis par pays, ou par type de zone).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contenu <\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#Quest-ce_que_le_list_partitioning\" >Qu\u2019est-ce que le list partitioning ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#Exemples_dusage_en_SIG\" >Exemples d\u2019usage en SIG :<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#Avantages\" >Avantages<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#Limitations\" >Limitations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#Et_pour_les_differents_types_de_geometrie_pointlignepolygone\" >Et pour les diff\u00e9rents types de g\u00e9om\u00e9trie (point,ligne,polygone)?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#1_Creation_de_la_table_principale\" >1. Cr\u00e9ation de la table principale<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#2_Creation_des_partitions_pour_chaque_type_de_geometrie\" >2. Cr\u00e9ation des partitions pour chaque type de g\u00e9om\u00e9trie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#3_Ajout_dune_contrainte_sur_le_type_de_geometrie\" >3. Ajout d&rsquo;une contrainte sur le type de g\u00e9om\u00e9trie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#4_Insertion_des_donnees\" >4. Insertion des donn\u00e9es<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#5_Creation_dindex_sur_les_partitions\" >5. Cr\u00e9ation d&rsquo;index sur les partitions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#6_Requete_pour_recuperer_un_type_specifique\" >6. Requ\u00eate pour r\u00e9cup\u00e9rer un type sp\u00e9cifique<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quest-ce_que_le_list_partitioning\"><\/span>Qu\u2019est-ce que le list partitioning ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u2019est une technique qui :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cr\u00e9e une <strong>table principale<\/strong> (la table parente),<\/li>\n\n\n\n<li>Et plusieurs <strong>partitions<\/strong> (tables filles) qui contiennent <strong>chacune les lignes correspondant \u00e0 une valeur sp\u00e9cifique<\/strong> d&rsquo;une colonne.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Exemples_dusage_en_SIG\"><\/span>Exemples d\u2019usage en SIG :<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Partitionner une table <code>batiments<\/code> selon le <strong>type<\/strong> (<code>r\u00e9sidentiel<\/code>, <code>industriel<\/code>, <code>public<\/code>\u2026)<\/li>\n\n\n\n<li>Partitionner une table <code>zones<\/code> selon la <strong>commune<\/strong> ou l\u2019<strong>\u00eele<\/strong> (<code>Maurice<\/code>, <code>Rodrigues<\/code>, etc.)<\/li>\n\n\n\n<li>Partitionner une table <code>routes<\/code> selon le <strong>type de route<\/strong> (<code>autoroute<\/code>, <code>chemin<\/code>, <code>voie verte<\/code>, etc.)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Avantages\"><\/span>Avantages<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Requ\u00eates plus rapides si la clause WHERE filtre sur <code>type<\/code><\/li>\n\n\n\n<li> Moins de verrous en \u00e9criture<\/li>\n\n\n\n<li>Maintenance plus facile (on peut archiver ou d\u00e9tacher une partition)<\/li>\n\n\n\n<li>Peut \u00eatre combin\u00e9 avec la <strong>gestion du vacuum<\/strong>, <strong>indexes locaux<\/strong>, <strong>triggers sp\u00e9cifiques<\/strong> par partition\u2026<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Limitations\"><\/span>Limitations<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La colonne de partition doit \u00eatre bien choisie (valeurs discr\u00e8tes, pas trop nombreuses)<\/li>\n\n\n\n<li>Une ligne ne peut aller que dans <strong>une seule partition<\/strong><\/li>\n\n\n\n<li>Les <strong>contraintes et index doivent \u00eatre d\u00e9finis sur chaque partition<\/strong> (\u00e0 partir de PostgreSQL 13, certains peuvent \u00eatre h\u00e9rit\u00e9s)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Et_pour_les_differents_types_de_geometrie_pointlignepolygone\"><\/span>Et pour les diff\u00e9rents types de g\u00e9om\u00e9trie (point,ligne,polygone)?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dans <strong><a href=\"https:\/\/www.sigterritoires.fr\/index.php\/debuter-avec-postgrespostgis\/\">PostGIS<\/a><\/strong>, vous pouvez utiliser les <strong>tables partitionn\u00e9es<\/strong> pour stocker diff\u00e9rents types de g\u00e9om\u00e9tries dans des partitions distinctes. PostgreSQL prend en charge la <strong>partitionnement par liste<\/strong> (LIST PARTITIONING), qui est bien adapt\u00e9 pour s\u00e9parer des entit\u00e9s g\u00e9ographiques en fonction de leur type (point, ligne, polygone).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Creation_de_la_table_principale\"><\/span><strong>1. Cr\u00e9ation de la table principale<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La table principale est une <strong>table partitionn\u00e9e<\/strong> bas\u00e9e sur le type de g\u00e9om\u00e9trie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><div class='stb-container stb-style-grey stb-caption-box'><div class='stb-caption'><div class='stb-logo'><img class='stb-logo__image' 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' alt='img'\/><\/div><div class='stb-caption-content'>cr\u00e9ation de la table parente<\/div><div class='stb-tool'><\/div><\/div><div class='stb-content'><\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CREATE TABLE formation.objets_geographiques (<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>&nbsp;&nbsp;&nbsp; id SERIAL,<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>&nbsp;&nbsp;&nbsp; nom TEXT NOT NULL,<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>&nbsp;&nbsp;&nbsp; geom GEOMETRY NOT NULL,<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>&nbsp;&nbsp;&nbsp; type_geom TEXT NOT NULL,<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>&nbsp;&nbsp;&nbsp; PRIMARY KEY (type_geom, id)&nbsp; -- Ajout de type_geom dans la cl\u00e9 primaire<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>) PARTITION BY LIST (type_geom);<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><br><\/div><\/div><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ici, la colonne type_geom sert de cl\u00e9 de partition.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Creation_des_partitions_pour_chaque_type_de_geometrie\"><\/span><strong>2. Cr\u00e9ation des partitions pour chaque type de g\u00e9om\u00e9trie<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">On cr\u00e9e des partitions sp\u00e9cifiques pour chaque type de g\u00e9om\u00e9trie (POINT, LINESTRING, POLYGON).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><div class='stb-container stb-style-grey stb-caption-box'><div class='stb-caption'><div class='stb-logo'><img class='stb-logo__image' 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46F+ArOseWqlUqvBcXf0tixbcSU52Nm3trTRdbMFkMiKlIZWCpJgi4AvisDsU2c4skmIcjVbP7j3bePrZ58jOyycz00lZ8WAqKsaQFkUmjJvK8ePHiEYi7Nm3h4qKUeTlDRhdVlZqBITr7pG2jo6bPjj9Qc7ad9agUqvx+XzEE3EEQYkkSUhpiMViJOJxcrJyUalVKFQCCgW8+ZfXudDSiccT4N3N1Ty16nf4A30YrCY0OgPjxkzEYjWhN1jYsXMbDruNaDSeffTo8WcB0\/X0iMrfF5jUPzePebNnk5mZRafbjUIAQSFASgLSRGMRADq73CTTKVRKJQqFwMD8fC51RQiFgqSTUTrcLdSe+YDCgiIS8RhFg0tw2DIRRRXnztXR6+lFTCZtFqsxA0heT484W1taJ7jdnaxc+ThebzdanfojCCn9kSxLEkkxDgg0NJynt7sLpaAmEU9y95Kl5Pd30flhK73uFjRaDWNHlWOz6LCa9dhtGahVSsxmI6m0RG3tafr160c8lhze0f7hPdcTJJnhsHk6uzpYtmwFWdnZ6LQaVIKSdDqFSq1AEATUKj2g5NKlVjZVV6NQgiSkGFxcxDNP\/oof\/XAp96y4m41VVUz6ykQQUlgsZjyeXmJiEqvVisFo5Oy5WkDByZPHXIJCSFy30EqlUoOamy4O7td\/EFUbNxKJhJg8ZTpWix53dwAJAa1Wj9Vmo8vdSUJMsHbd24wcWcHkyZMQRZGsrGwe\/PEDKBQK4vE4wUAQjVqHUqXkfOPZVCAQUmbYtOj1JoLBEJIEw4aNTIVD4RGAEkhds0eUSuXZcWPH\/K21tQWEFOPGTUSlUrPgjjv8v3z0kRdvmDrxeP3ZU9hsNrJy8jCYbPT2eHj66VX87cAhdFoDWq2BcFQkFImTTEoYDBY0ai3Hjx+JLF++\/Adr33rjtwohHQsFAygEBVarhTO1NcqOjjbtpymMVy2IS5cuZdOmTbjdblwuFxaLxVJz+uwDrS0tmf0HFrC28k1cLhdTpswQzWbjz5PJ5DMKIT2zob7RlZXtQhCU6HQGxJRIY3MrcVHC6bSj0elQqjQk4klaLl1kzbq32L17Z9+ihYv\/LSsrq9rn7Z3x3pZ3C4oGD+bmOXMxGSwMKsg\/63DYN\/5PMFcNrVdfffW\/r3a7nSVLlvjv\/eG9j4uJG\/\/wu5WPW8qHDqV8+Ggi4ZjZ6\/U99Oqrr952yy3z92zfsXNUliuXDJsZ0GBz2EhKCt7btosT79dgt1mJRHx0d3bQ0tKMu8vDwoUL2gA\/4NAbtAJAefkI1BoN+\/66Xcqw3xopLi6UrjnZvV6v4qmnnko1NjdLoXDYnD9gACNGjeeRnz9Ebe0pXK7cr82adeN9wWC4efLkie0N9TVYrVa0GgXRSIRkWkJr0BEKh9m\/fx9r1qxhc3U1Le1dFBSWMHPGjJcWLFggtrW1ZdTU1BQLCpg2dRqRSJRRoyYIQ4YMOQmkrxVEAagB038891yzIImrFyxcFnr5T88TDoYoKhpCJBwR5tx888MnTpwY1uXu3VReVho4feoYCgH0GjXBPg+tF5poOl9Pb68Hvc5CYWEZZUMrWLHsrrdWrXrqtcrKSpqaGsfs2LE1d\/r06YwePY6mpjpOnDjYrdVq669Vfi9DGICcqqoNqdoztWjVamNpSSmjxkzkwYfu5ZX\/fIlMZ47x0Ucfvdtut48Mh2J1Y0ePjNTVngJBIiMjA6vVit1up7CwkGHDhzMov4D+\/ftJSqXicFXVxuTiRYuNZ07X3BMORxQ\/e+Qx2lsv0d7ayl13LX3fZDLtvxYQQc4fA5AJ5ANjqrdUZ2zduunct761KHb69Cnq6mqZMnkmx44dJRqLaFavfuYr48ePHxgOR\/uGDy9NxWIhVGolao0arVaLRqNBrVYjSWm6unuEAwePrFi+fNmSwYMLHliz5s3pLzz\/MsXFJQgKgeam+qDT6Xj+mh6sBEFQyhBOGWI4MBQYNHr06PynnnyucNfu9wSVSiOEYzGOHNzLE088ydAhQ5FIc\/z4cfHd6o3K+vPNCrXWhFqtQ6VUkpY+slA6nUZMpgj6+zDopHROVqZi8Z1LmDZ1Jlu2VPHWmrd55unVb+bmuX4it5CinxdEA2QAA2SI8cAwoJ\/D4cwoKxuqmzBhkmL02Anq1c8+QUX5GObe\/HWqt2zk\/vvvp7CwCL\/Px\/unTnHw8EHON17C7\/cTi4lIpFGpFBh0BnJzMpkwYSJfnXUTKpWCw0cOY9QbOHTkIIvvXHpBCTqjyXhOpVa8otfr1\/+9c9cngehlb5QAY4FJQKkcZlpAePjhR1RlQ4fRfKFeyB9UpHi78s8gwMqVq9hctYGly+4mx+UCSSIhinR3d9Pr8YCURq\/Xk5Odg0ajRW\/Qs3\/vXwkEg2g0Wpqampnz9VtJJuL0eXqw2Wz4fQFyc7NX5+blPPRJrSPV38kRJaABjPLUXfH55B\/\/+ELM6XRITzyx0pKIx0GAufO+wWuvv8HBA3u4Y+EiHnzgPubPv4Wc3DxUKgWlJcX4fD60Gi0XLjZjMBh55eU\/MXvOPGprz9LS2szkyTORxASP\/vwntHcHGTBgILOmTyEQCN5rNptOmi2mP38WEEnWblHuBsZlS4jyesTn8\/nj8Xhq184dYiQa0d1513fMubku1le+yew589my9T2qNlUxdfoNvPDi84yqGMOAgQPYsX0by5av4DdPPM4PvvdDztU30NPrp7GxnnDEz7y5t9LefomLbV0MGFhES0szle908v17vktHh3txqaWo8mpe+STVSskAfUAn8CHQLVfgMBACuqLRaP0fX3rx2M6dO9q8np5I1Ttr49+6bQE3zZ7L\/r17WLrsu7S3t3O+oR5Xbj\/+\/MbrWK0OqjZsYHDhMN6urGJ4xUTKyysoKhyM05mFRqPBZDQzftw4vN4uxESchrozSKkU4XCkNJ1OOz9LjlyWXgdQAFQA5UAhYJdDzy8DBgCzIJBjMpmzf\/mrX7sOHTyouvHGWerSoWW8V72JcRMmEQr4aGg4z5AhQ+jp8TBowMDGi23tme7uroza0x+QYbFis5mZecNsCgryCQT9vLulmvqGOirKK5g7Zz42u2VvcUnhTVfzyCeBXFkML0vwEDnhB8mAannDgOwlCTCo1epsURT7z50339rW1qooKS4RSkqHcOr9k9K0adOFAwf2x\/r1G9BqNOrfKy4tvWPL1h3ZN06bQXNzI8FgiJk3zGLM2JGo1RqcTqfcvJCoqzuHz+ePzPrqjFt1Ou2OT5sjaVnqokCvHGohoEf2Qj7gAqwylEPOI1EUxSQgVr+7OQmoas+cEVKplABIe\/fukcLhMIDC4XCMvvOuJYq5X5vDiZOH8AdCGIxmotEQsWgIf1CBLTObFCkaG+s4deoUI0aMqNPptBc\/6xElLVs8LANcAE4Ce4Ed8vV94JIMefkU4JD3FQExlUqJslHS4XA4LRtvUCgUGltUmG91u1tpbr7E6Iqx5Lhy6PZ4qGtoI9M1kD5fmAMHDrF7zy5UKjXFJUUHN2x4p\/Gz5MjHYZXyD9AAesAsF8xsefaXPXTZO0a5+6GVp0reQ7isiEajUX377bdb9AaDsrioFHOGkcOHDmPQm5l38zzCsQDZmS6OHz+Gw5GJ290ZjEZD3\/nFo794SxTFz\/Wom5ZvnpItG5e95JHDTC9DWWQhyLgCVCuvq+SckmQ1TITD4axXXnllwn333ZdfPrKMynXr6OkL8M0pM9i4uZJeTy\/\/etcyTtW8z6KFd7KhqvL0unXrW+S9kp+3HSRdMa8Eisoe65Etrr5iauT3tJefRuXvxuVrARDzeDymdWvXOg1anbDg27fR7e6gpqaG225bxNGjx5g0cSrPrF4V3bRpY6fsUeHzhtYnVX6u2Fj42NrfM8TlG2YAo4GvARNXrVo1PJVMalrb2jSTJk0Rurs7EUWJ7du2uHfu2nkI2AjsAtzSVX705wX5JLArX0tXgfl47hlkOS\/Nzc0d0eV2Z40dNz6voCA\/c\/v27b12uz3a2Nh4GtgHnAO8H7XQJL4okGsZSvkclyELhEnOsdgV8t9zZRH8vwpytZIgXCUU+cwgX\/7z4UuQL0H++UD+awDc\/MMFLMO8WgAAAABJRU5ErkJggg==' alt='img'\/><\/div><div class='stb-caption-content'>cr\u00e9ation des partitions<\/div><div class='stb-tool'><\/div><\/div><div class='stb-content'><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CREATE TABLE formation.objets_points<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PARTITION OF formation.objets_geographiques<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FOR VALUES IN (&lsquo;POINT&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CREATE TABLE formation.objets_lignes<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PARTITION OF formation.objets_geographiques<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FOR VALUES IN (&lsquo;LINESTRING&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CREATE TABLE formation.objets_polygones<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PARTITION OF formation.objets_geographiques<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FOR VALUES IN (&lsquo;POLYGON&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/div><\/div><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"451\" data-attachment-id=\"13242\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/partition_table\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?fit=1681%2C1186&amp;ssl=1\" data-orig-size=\"1681,1186\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"partition_table\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?fit=640%2C451&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?resize=640%2C451&#038;ssl=1\" alt=\"table partitionn\u00e9e dans postgis\" class=\"wp-image-13242\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?resize=1024%2C722&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?resize=300%2C212&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?resize=768%2C542&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?resize=1536%2C1084&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?w=1681&amp;ssl=1 1681w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?w=1280&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Ajout_dune_contrainte_sur_le_type_de_geometrie\"><\/span><strong>3. Ajout d&rsquo;une contrainte sur le type de g\u00e9om\u00e9trie<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pour garantir que chaque partition ne contienne que le bon type de g\u00e9om\u00e9trie, on ajoute une <strong>contrainte CHECK<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><div class='stb-container stb-style-grey stb-caption-box'><div class='stb-caption'><div class='stb-logo'><img class='stb-logo__image' src='data:image\/png;base64,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' alt='img'\/><\/div><div class='stb-caption-content'>ajout des contraintes<\/div><div class='stb-tool'><\/div><\/div><div class='stb-content'><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ALTER TABLE formation.objets_points ADD CONSTRAINT chk_geom_point<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CHECK (GeometryType(geom) = &lsquo;POINT&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ALTER TABLE formation.objets_lignes ADD CONSTRAINT chk_geom_linestring<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CHECK (GeometryType(geom) = &lsquo;LINESTRING&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ALTER TABLE formation.objets_polygones ADD CONSTRAINT chk_geom_polygon<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CHECK (GeometryType(geom) = &lsquo;POLYGON&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/div><\/div><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Insertion_des_donnees\"><\/span><strong>4. Insertion des donn\u00e9es<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les donn\u00e9es seront automatiquement redirig\u00e9es vers la bonne partition selon la valeur de type_geom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><div class='stb-container stb-style-grey stb-caption-box'><div class='stb-caption'><div class='stb-logo'><img class='stb-logo__image' 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' alt='img'\/><\/div><div class='stb-caption-content'>insertion des donn\u00e9es<\/div><div class='stb-tool'><\/div><\/div><div class='stb-content'><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">INSERT INTO formation.objets_geographiques (nom, geom, type_geom)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VALUES<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;&nbsp; (&lsquo;\u00c9cole&rsquo;, ST_GeomFromText(&lsquo;POINT(57.5 -20.2)&rsquo;, 4326), &lsquo;POINT&rsquo;),<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;&nbsp; (&lsquo;Route c\u00f4ti\u00e8re&rsquo;, ST_GeomFromText(&lsquo;LINESTRING(57.5 -20.2, 57.6 -20.3)&rsquo;, 4326), &lsquo;LINESTRING&rsquo;),<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;&nbsp; (&lsquo;Parc national&rsquo;, ST_GeomFromText(&lsquo;POLYGON((57.5 -20.2, 57.6 -20.3, 57.7 -20.1, 57.5 -20.2))&rsquo;, 4326), &lsquo;POLYGON&rsquo;);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/div><\/div><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"445\" data-attachment-id=\"13243\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/partition_table-data\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data.png?fit=687%2C478&amp;ssl=1\" data-orig-size=\"687,478\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"partition_table-data\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data.png?fit=640%2C445&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data.png?resize=640%2C445&#038;ssl=1\" alt=\"\" class=\"wp-image-13243\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data.png?w=687&amp;ssl=1 687w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data.png?resize=300%2C209&amp;ssl=1 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Creation_dindex_sur_les_partitions\"><\/span><strong>5. Cr\u00e9ation d&rsquo;index sur les partitions<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">On peut cr\u00e9er des <strong>index GIST<\/strong> ou <strong>SP-GiST<\/strong> sur chaque partition pour am\u00e9liorer les performances des requ\u00eates spatiales.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><div class='stb-container stb-style-grey stb-caption-box'><div class='stb-caption'><div class='stb-logo'><img class='stb-logo__image' 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' alt='img'\/><\/div><div class='stb-caption-content'>cr\u00e9ation des index<\/div><div class='stb-tool'><\/div><\/div><div class='stb-content'><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CREATE INDEX idx_geom_points ON formation.objets_points USING GIST (geom);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CREATE INDEX idx_geom_lignes ON formation.objets_lignes USING GIST (geom);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CREATE INDEX idx_geom_polygones ON formation.objets_polygones USING GIST (geom);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/div><\/div><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Avantages du partitionnement dans PostGIS<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Am\u00e9liore les performances des requ\u00eates spatiales en r\u00e9duisant le volume de donn\u00e9es analys\u00e9.<\/li>\n\n\n\n<li> Facilite la gestion et l&rsquo;organisation des objets g\u00e9ographiques.<\/li>\n\n\n\n<li>Permet une maintenance simplifi\u00e9e (ex: suppression d\u2019une partition sp\u00e9cifique sans impacter les autres).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Requete_pour_recuperer_un_type_specifique\"><\/span><strong>6. Requ\u00eate pour r\u00e9cup\u00e9rer un type sp\u00e9cifique<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Si on veut r\u00e9cup\u00e9rer uniquement les <strong>polygones<\/strong>, PostgreSQL interroge directement la bonne partition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><div class='stb-container stb-style-grey stb-caption-box'><div class='stb-caption'><div class='stb-logo'><img class='stb-logo__image' src='data:image\/png;base64,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' alt='img'\/><\/div><div class='stb-caption-content'>requ\u00eate de donn\u00e9es<\/div><div class='stb-tool'><\/div><\/div><div class='stb-content'><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SELECT * FROM formation.objets_geographiques WHERE type_geom = &lsquo;POLYGON&rsquo;;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/div><\/div><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data_poly.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"404\" data-attachment-id=\"13244\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/postgistable-avec-plusieurs-geometries\/partition_table-data_poly\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data_poly.png?fit=758%2C479&amp;ssl=1\" data-orig-size=\"758,479\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"partition_table-data_poly\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data_poly.png?fit=640%2C404&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data_poly.png?resize=640%2C404&#038;ssl=1\" alt=\"\" class=\"wp-image-13244\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data_poly.png?w=758&amp;ssl=1 758w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table-data_poly.png?resize=300%2C190&amp;ssl=1 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cela am\u00e9liore l&rsquo;efficacit\u00e9 des requ\u00eates en \u00e9vitant de scanner des donn\u00e9es inutiles.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le partitionnement par <strong>type de g\u00e9om\u00e9trie<\/strong> dans PostGIS permet une gestion efficace des donn\u00e9es spatiales, tout en optimisant les performances d&rsquo;interrogation et de stockage.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le list partitioning (partitionnement par liste) dans PostgreSQL\/PostGIS est une m\u00e9thode de partitionnement d\u00e9claratif qui permet de diviser une grande table en plusieurs sous-tables, en fonction des valeurs discr\u00e8tes d&rsquo;une colonne (par exemple : par r\u00e9gion,&hellip;<\/p>\n","protected":false},"author":1,"featured_media":13242,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[3198,3202],"tags":[230,3204,227,312],"class_list":["post-13216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-postgis-fr","category-postgresql-en-fr","tag-geometries","tag-list-patitioning","tag-postgis","tag-postgresql"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2025\/04\/partition_table.png?fit=1681%2C1186&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p6XU0A-3ra","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts\/13216","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/comments?post=13216"}],"version-history":[{"count":0,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts\/13216\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media\/13242"}],"wp:attachment":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media?parent=13216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/categories?post=13216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/tags?post=13216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}