{"id":62371,"date":"2024-10-13T18:26:14","date_gmt":"2024-10-13T10:26:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/62371\/"},"modified":"2024-10-13T18:26:15","modified_gmt":"2024-10-13T10:26:15","slug":"mapgis-sql%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%84%aa%e5%8c%96%e7%a9%ba%e9%96%93%e6%95%b8%e6%93%9a%e7%ae%a1%e7%90%86%e8%88%87%e6%9f%a5%e8%a9%a2-mapgis-sql%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/62371\/","title":{"rendered":"MapGIS SQL\u6578\u64da\u5eab\uff1a\u512a\u5316\u7a7a\u9593\u6578\u64da\u7ba1\u7406\u8207\u67e5\u8a62 (mapgis sql\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"mapgis-sql%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%84%aa%e5%8c%96%e7%a9%ba%e9%96%93%e6%95%b8%e6%93%9a%e7%ae%a1%e7%90%86%e8%88%87%e6%9f%a5%e8%a9%a2-haOnigXIOw\">MapGIS 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SQL\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u57fa\u65bcSQL\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5c08\u6ce8\u65bc\u5730\u7406\u4fe1\u606f\u7684\u5b58\u5132\u548c\u67e5\u8a62\u3002\u5176\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7a7a\u9593\u6578\u64da\u652f\u6301\uff1a<\/strong>MapGIS SQL\u6578\u64da\u5eab\u80fd\u5920\u6709\u6548\u5730\u5b58\u5132\u548c\u7ba1\u7406\u5404\u7a2e\u7a7a\u9593\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\u9ede\u3001\u7dda\u3001\u9762\u7b49\u3002<\/li>\n<li><strong>\u9ad8\u6548\u67e5\u8a62\uff1a<\/strong>\u901a\u904e\u7a7a\u9593\u7d22\u5f15\u6280\u8853\uff0cMapGIS SQL\u6578\u64da\u5eab\u80fd\u5920\u5feb\u901f\u57f7\u884c\u7a7a\u9593\u67e5\u8a62\uff0c\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<li><strong>\u517c\u5bb9\u6027\uff1a<\/strong>\u652f\u6301\u6a19\u6e96SQL\u8a9e\u6cd5\uff0c\u65b9\u4fbf\u7528\u6236\u9032\u884c\u6578\u64da\u64cd\u4f5c\u548c\u67e5\u8a62\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u64f4\u5c55\u6578\u64da\u5eab\u7684\u529f\u80fd\uff0c\u6eff\u8db3\u4e0d\u540c\u7684\u696d\u52d9\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96%e7%a9%ba%e9%96%93%e6%95%b8%e6%93%9a%e7%ae%a1%e7%90%86-haOnigXIOw\">\u512a\u5316\u7a7a\u9593\u6578\u64da\u7ba1\u7406<\/h2>\n<p>\u5728\u4f7f\u7528MapGIS SQL\u6578\u64da\u5eab\u9032\u884c\u7a7a\u9593\u6578\u64da\u7ba1\u7406\u6642\uff0c\u512a\u5316\u6578\u64da\u7d50\u69cb\u548c\u67e5\u8a62\u6027\u80fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u5efa\u8b70\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e7%a9%ba%e9%96%93%e7%b4%a2%e5%bc%95-haOnigXIOw\">1. \u4f7f\u7528\u7a7a\u9593\u7d22\u5f15<\/h3>\n<p>\u7a7a\u9593\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u5275\u5efa\u7a7a\u9593\u7d22\u5f15\uff0c\u6578\u64da\u5eab\u80fd\u5920\u5feb\u901f\u5b9a\u4f4d\u6240\u9700\u7684\u7a7a\u9593\u6578\u64da\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u5275\u5efa\u7a7a\u9593\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE SPATIAL INDEX idx_location ON your_table(location_column);<\/code><\/pre>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e6%a8%99%e6%ba%96%e5%8c%96-haOnigXIOw\">2. \u6578\u64da\u6a19\u6e96\u5316<\/h3>\n<p>\u5c0d\u6578\u64da\u9032\u884c\u6a19\u6e96\u5316\u53ef\u4ee5\u6e1b\u5c11\u5197\u9918\uff0c\u63d0\u9ad8\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u78ba\u4fdd\u6240\u6709\u7a7a\u9593\u6578\u64da\u9075\u5faa\u76f8\u540c\u7684\u5750\u6a19\u7cfb\u548c\u683c\u5f0f\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u5728\u67e5\u8a62\u6642\u51fa\u73fe\u932f\u8aa4\u3002<\/p>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e7%b6%ad%e8%ad%b7%e6%95%b8%e6%93%9a%e5%ba%ab-haOnigXIOw\">3. \u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab<\/h3>\n<p>\u5b9a\u671f\u9032\u884c\u6578\u64da\u5eab\u7684\u7dad\u8b77\uff0c\u5982\u91cd\u5efa\u7d22\u5f15\u548c\u6e05\u7406\u7121\u7528\u6578\u64da\uff0c\u53ef\u4ee5\u4fdd\u6301\u6578\u64da\u5eab\u7684\u9ad8\u6548\u904b\u884c\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u67e5\u8a62\u6027\u80fd\u4e0d\u6703\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\u800c\u4e0b\u964d\u3002<\/p>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd-haOnigXIOw\">\u512a\u5316\u67e5\u8a62\u6027\u80fd<\/h2>\n<p>\u9664\u4e86\u6578\u64da\u7ba1\u7406\uff0c\u67e5\u8a62\u6027\u80fd\u7684\u512a\u5316\u540c\u6a23\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u63d0\u5347\u67e5\u8a62\u6027\u80fd\u7684\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%90%88%e9%81%a9%e7%9a%84%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-haOnigXIOw\">1. \u4f7f\u7528\u5408\u9069\u7684\u67e5\u8a62\u8a9e\u53e5<\/h3>\n<p>\u5728\u64b0\u5beb\u67e5\u8a62\u8a9e\u53e5\u6642\uff0c\u61c9\u907f\u514d\u4f7f\u7528\u904e\u65bc\u8907\u96dc\u7684JOIN\u64cd\u4f5c\uff0c\u9019\u6703\u5f71\u97ff\u67e5\u8a62\u901f\u5ea6\u3002\u76e1\u91cf\u4f7f\u7528\u7c21\u55ae\u7684\u67e5\u8a62\u8a9e\u53e5\u4f86\u7372\u53d6\u6240\u9700\u6578\u64da\u3002<\/p>\n<h3 id=\"2-%e9%99%90%e5%88%b6%e6%9f%a5%e8%a9%a2%e7%af%84%e5%9c%8d-haOnigXIOw\">2. \u9650\u5236\u67e5\u8a62\u7bc4\u570d<\/h3>\n<p>\u5728\u9032\u884c\u7a7a\u9593\u67e5\u8a62\u6642\uff0c\u61c9\u8a72\u9650\u5236\u67e5\u8a62\u7684\u7bc4\u570d\uff0c\u4ee5\u6e1b\u5c11\u6578\u64da\u7684\u8655\u7406\u91cf\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Bounding Box\u4f86\u9650\u5236\u67e5\u8a62\u7684\u7a7a\u9593\u7bc4\u570d\uff1a<\/p>\n<pre><code>SELECT * FROM your_table WHERE ST_Intersects(location_column, ST_MakeEnvelope(xmin, ymin, xmax, ymax));<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93-haOnigXIOw\">3. \u4f7f\u7528\u7de9\u5b58\u6280\u8853<\/h3>\n<p>\u5c0d\u65bc\u983b\u7e41\u67e5\u8a62\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u7de9\u5b58\u6280\u8853\u4f86\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-haOnigXIOw\">\u7d50\u8ad6<\/h2>\n<p>MapGIS SQL\u6578\u64da\u5eab\u5728\u7a7a\u9593\u6578\u64da\u7ba1\u7406\u8207\u67e5\u8a62\u65b9\u9762\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u548c\u67e5\u8a62\u512a\u5316\u7b56\u7565\uff0c\u7528\u6236\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002\u96a8\u8457\u7a7a\u9593\u6578\u64da\u61c9\u7528\u7684\u65e5\u76ca\u589e\u9577\uff0c\u638c\u63e1MapGIS SQL\u6578\u64da\u5eab\u7684\u4f7f\u7528\u5c07\u6210\u70baGIS\u5c08\u696d\u4eba\u58eb\u7684\u91cd\u8981\u6280\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u3001<code>\u4f3a\u670d\u5668<\/code>\u3001<code>\u96f2\u4f3a\u670d\u5668<\/code>\u7b49\u76f8\u95dc\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MapGIS SQL\u6578\u64da\u5eab\uff0c\u63d0\u5347\u7a7a\u9593\u6578\u64da\u7ba1\u7406\u8207\u67e5\u8a62\u6548\u7387\uff0c\u5be6\u73fe\u7cbe\u6e96\u6578\u64da\u5206\u6790\u8207\u6c7a\u7b56\u652f\u6301\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-62371","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62371","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=62371"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62371\/revisions"}],"predecessor-version":[{"id":62372,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62371\/revisions\/62372"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=62371"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=62371"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=62371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}