{"id":20754,"date":"2024-01-02T05:23:21","date_gmt":"2024-01-02T05:23:21","guid":{"rendered":"https:\/\/server.hk\/blog\/20754\/"},"modified":"2024-11-14T10:39:18","modified_gmt":"2024-11-14T02:39:18","slug":"postgresql-command-create-extension","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20754\/","title":{"rendered":"PostgreSQL \u547d\u4ee4: CREATE EXTENSION"},"content":{"rendered":"<h1 id=\"postgresql-command-create-extension-dMcoeAixws\">PostgreSQL \u547d\u4ee4: CREATE EXTENSION<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u5ee3\u6cdb\u7684\u529f\u80fd\u548c\u80fd\u529b\u3002PostgreSQL \u7684\u5176\u4e2d\u4e00\u500b\u4e3b\u8981\u512a\u52e2\u662f\u5176\u64f4\u5c55\u6027\uff0c\u5141\u8a31\u7528\u6236\u901a\u904e\u4f7f\u7528\u64f4\u5c55\u4f86\u70ba\u6578\u64da\u5eab\u589e\u52a0\u984d\u5916\u7684\u529f\u80fd\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e PostgreSQL \u7684 <code>CREATE EXTENSION<\/code> \u547d\u4ee4\uff0c\u4ee5\u53ca\u5982\u4f55\u5229\u7528\u5b83\u4f86\u63d0\u5347\u60a8\u7684\u6578\u64da\u5eab\u529f\u80fd\u3002<\/p>\n<h2 id=\"what-is-an-extension-dMcoeAixws\">\u4ec0\u9ebc\u662f\u64f4\u5c55\uff1f<\/h2>\n<p>\u5728 PostgreSQL \u4e2d\uff0c\u64f4\u5c55\u662f\u4e00\u500b\u70ba\u6578\u64da\u5eab\u63d0\u4f9b\u984d\u5916\u529f\u80fd\u7684\u5957\u4ef6\u3002\u64f4\u5c55\u53ef\u4ee5\u5305\u542b\u65b0\u7684\u6578\u64da\u985e\u578b\u3001\u51fd\u6578\u3001\u64cd\u4f5c\u7b26\u7b49\u3002\u5b83\u5011\u7684\u8a2d\u8a08\u662f\u6a21\u584a\u5316\u7684\uff0c\u53ef\u4ee5\u8f15\u9b06\u5b89\u88dd\u3001\u5347\u7d1a\u6216\u79fb\u9664\uff0c\u800c\u4e0d\u6703\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6838\u5fc3\u529f\u80fd\u3002<\/p>\n<p>\u64f4\u5c55\u901a\u5e38\u7531 PostgreSQL \u793e\u7fa4\u6216\u7b2c\u4e09\u65b9\u958b\u767c\u8005\u958b\u767c\uff0c\u4e26\u70ba\u7528\u6236\u63d0\u4f9b\u4ee5\u589e\u5f37\u6578\u64da\u5eab\u529f\u80fd\u7684\u9078\u64c7\u3002\u4e00\u4e9b\u53d7\u6b61\u8fce\u7684\u64f4\u5c55\u5305\u62ec\u7528\u65bc\u5730\u7406\u7a7a\u9593\u6578\u64da\u7684 PostGIS\u3001\u63d0\u4f9b\u52a0\u5bc6\u529f\u80fd\u7684 pgcrypto \u4ee5\u53ca\u7528\u65bc\u9375\u503c\u5b58\u5132\u7684 hstore\u3002<\/p>\n<h2 id=\"using-the-create-extension-command-dMcoeAixws\">\u4f7f\u7528 CREATE EXTENSION \u547d\u4ee4<\/h2>\n<p><code>CREATE EXTENSION<\/code> \u547d\u4ee4\u7528\u65bc\u5728 PostgreSQL \u6578\u64da\u5eab\u4e2d\u5b89\u88dd\u64f4\u5c55\u3002\u8a72\u547d\u4ee4\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE EXTENSION extension_name;\r\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u8981\u5b89\u88dd PostGIS \u64f4\u5c55\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>CREATE EXTENSION postgis;\r\n<\/code><\/pre>\n<p>\u7576\u57f7\u884c <code>CREATE EXTENSION<\/code> \u547d\u4ee4\u6642\uff0cPostgreSQL \u6703\u8f09\u5165\u5fc5\u8981\u7684\u6587\u4ef6\u4e26\u5728\u7576\u524d\u6578\u64da\u5eab\u4e2d\u521d\u59cb\u5316\u8a72\u64f4\u5c55\u3002\u64f4\u5c55\u5b89\u88dd\u5f8c\uff0c\u60a8\u5c31\u53ef\u4ee5\u5728\u67e5\u8a62\u548c\u61c9\u7528\u7a0b\u5f0f\u4e2d\u958b\u59cb\u4f7f\u7528\u5176\u529f\u80fd\u3002<\/p>\n<h2 id=\"managing-extensions-dMcoeAixws\">\u7ba1\u7406\u64f4\u5c55<\/h2>\n<p>PostgreSQL \u63d0\u4f9b\u4e86\u5e7e\u500b\u547d\u4ee4\u4f86\u7ba1\u7406\u64f4\u5c55\uff1a<\/p>\n<ul>\n<li><code>CREATE EXTENSION<\/code>\uff1a\u5728\u7576\u524d\u6578\u64da\u5eab\u4e2d\u5b89\u88dd\u64f4\u5c55\u3002<\/li>\n<li><code>ALTER EXTENSION<\/code>\uff1a\u4fee\u6539\u5df2\u5b89\u88dd\u64f4\u5c55\u7684\u914d\u7f6e\u3002<\/li>\n<li><code>DROP EXTENSION<\/code>\uff1a\u5f9e\u6578\u64da\u5eab\u4e2d\u79fb\u9664\u5df2\u5b89\u88dd\u7684\u64f4\u5c55\u3002<\/li>\n<li><code>UPDATE EXTENSION<\/code>\uff1a\u5c07\u5df2\u5b89\u88dd\u7684\u64f4\u5c55\u5347\u7d1a\u5230\u8f03\u65b0\u7248\u672c\u3002<\/li>\n<li><code>LIST EXTENSIONS<\/code>\uff1a\u986f\u793a\u6578\u64da\u5eab\u4e2d\u5df2\u5b89\u88dd\u7684\u64f4\u5c55\u5217\u8868\u3002<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u547d\u4ee4\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u64f4\u5c55\u7ba1\u7406\uff0c\u5141\u8a31\u60a8\u6839\u64da\u9700\u8981\u5b89\u88dd\u3001\u5347\u7d1a\u6216\u79fb\u9664\u64f4\u5c55\u3002<\/p>\n<h2 id=\"conclusion-dMcoeAixws\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684\u64f4\u5c55\u6027\u662f\u4e00\u500b\u5f37\u5927\u7684\u7279\u6027\uff0c\u5141\u8a31\u7528\u6236\u901a\u904e\u5b89\u88dd\u64f4\u5c55\u4f86\u589e\u5f37\u5176\u6578\u64da\u5eab\u7684\u529f\u80fd\u3002<code>CREATE EXTENSION<\/code> \u547d\u4ee4\u4f7f\u60a8\u53ef\u4ee5\u8f15\u9b06\u70ba\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\u6dfb\u52a0\u65b0\u529f\u80fd\u3002\u7121\u8ad6\u662f\u9700\u8981\u8655\u7406\u5730\u7406\u7a7a\u9593\u6578\u64da\u3001\u57f7\u884c\u52a0\u5bc6\u64cd\u4f5c\uff0c\u9084\u662f\u5132\u5b58\u9375\u503c\u5c0d\uff0c\u64f4\u5c55\u90fd\u80fd\u63d0\u4f9b\u6240\u9700\u7684\u5de5\u5177\u3002<\/p>\n<p>\u5728 Server.HK\uff0c\u6211\u5011\u63d0\u4f9b\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u9019\u4e9b\u65b9\u6848\u5c08\u70ba PostgreSQL \u548c\u5176\u4ed6\u6578\u64da\u5eab\u9032\u884c\u512a\u5316\u3002\u901a\u904e\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS \u8a17\u7ba1<\/a> \u8a08\u5283\uff0c\u60a8\u53ef\u4ee5\u5145\u5206\u5229\u7528 PostgreSQL \u7684\u64f4\u5c55\u6027\uff0c\u69cb\u5efa\u5f37\u5927\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u7acb\u5373\u806f\u7d61\u6211\u5011\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PostgreSQL \u547d\u4ee4: C&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-20754","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20754","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=20754"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20754\/revisions"}],"predecessor-version":[{"id":24359,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20754\/revisions\/24359"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20754"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20754"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}