{"id":20339,"date":"2024-01-02T04:32:23","date_gmt":"2024-01-02T04:32:23","guid":{"rendered":"https:\/\/server.hk\/blog\/20339\/"},"modified":"2024-11-14T10:40:10","modified_gmt":"2024-11-14T02:40:10","slug":"postgresql-command-create-database","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20339\/","title":{"rendered":"PostgreSQL \u6307\u4ee4\uff1aCREATE DATABASE"},"content":{"rendered":"<h1 id=\"postgresql-command-create-database-rHeiUqATmK\">PostgreSQL \u6307\u4ee4\uff1aCREATE DATABASE<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71 (RDBMS)\uff0c\u4ee5\u5176\u7a69\u5b9a\u6027\u3001\u53ef\u64f4\u5c55\u6027\u548c\u53ef\u64f4\u5c55\u6027\u800c\u805e\u540d\u3002\u5b83\u63d0\u4f9b\u5ee3\u6cdb\u7684\u529f\u80fd\u548c\u6307\u4ee4\u4f86\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6599\u5eab\u3002\u5728 PostgreSQL \u4e2d\uff0c\u4e00\u500b\u57fa\u672c\u7684\u6307\u4ee4\u662f <code>CREATE DATABASE<\/code>\uff0c\u8a72\u6307\u4ee4\u5141\u8a31\u7528\u6236\u5728 PostgreSQL \u4f3a\u670d\u5668\u4e2d\u5275\u5efa\u65b0\u7684\u8cc7\u6599\u5eab\u3002<\/p>\n<h2 id=\"syntax-rHeiUqATmK\">\u8a9e\u6cd5<\/h2>\n<p><code>CREATE DATABASE<\/code> \u6307\u4ee4\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE DATABASE database_name\r\n    [ [ WITH ] [ OWNER [=] owner_name ]\r\n           [ TEMPLATE [=] template_name ]\r\n           [ ENCODING [=] encoding ]\r\n           [ LC_COLLATE [=] lc_collate ]\r\n           [ LC_CTYPE [=] lc_ctype ]\r\n           [ TABLESPACE [=] tablespace_name ]\r\n           [ CONNECTION LIMIT [=] connlimit ] ]\r\n<\/code><\/pre>\n<p>\u8b93\u6211\u5011\u8a73\u7d30\u63a2\u8a0e\u6bcf\u500b\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><code>database_name<\/code>\uff1a\u6307\u5b9a\u65b0\u8cc7\u6599\u5eab\u7684\u540d\u7a31\u3002<\/li>\n<li><code>OWNER [=] owner_name<\/code>\uff1a\u8a2d\u7f6e\u8cc7\u6599\u5eab\u7684\u64c1\u6709\u8005\u3002\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0c\u57f7\u884c\u8a72\u6307\u4ee4\u7684\u7528\u6236\u5c07\u6210\u70ba\u64c1\u6709\u8005\u3002<\/li>\n<li><code>TEMPLATE [=] template_name<\/code>\uff1a\u6307\u5b9a\u7528\u4f5c\u65b0\u8cc7\u6599\u5eab\u6a21\u677f\u7684\u6a21\u677f\u8cc7\u6599\u5eab\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5247\u4f7f\u7528\u9ed8\u8a8d\u6a21\u677f\u8cc7\u6599\u5eab\uff0c\u901a\u5e38\u662f <code>template1<\/code>\u3002<\/li>\n<li><code>ENCODING [=] encoding<\/code>\uff1a\u8a2d\u7f6e\u65b0\u8cc7\u6599\u5eab\u7684\u5b57\u7b26\u7de8\u78bc\u65b9\u6848\u3002\u5e38\u898b\u7684\u7de8\u78bc\u5305\u62ec UTF8\u3001LATIN1 \u548c UNICODE\u3002<\/li>\n<li><code>LC_COLLATE [=] lc_collate<\/code>\uff1a\u8a2d\u7f6e\u65b0\u8cc7\u6599\u5eab\u7684\u6392\u5e8f\u9806\u5e8f\u3002\u5b83\u6c7a\u5b9a\u4e86\u5b57\u7b26\u4e32\u6bd4\u8f03\u7684\u6392\u5e8f\u898f\u5247\u3002<\/li>\n<li><code>LC_CTYPE [=] lc_ctype<\/code>\uff1a\u8a2d\u7f6e\u65b0\u8cc7\u6599\u5eab\u7684\u5b57\u7b26\u5206\u985e\u3002\u5b83\u6c7a\u5b9a\u4e86\u5b57\u7b26\u985e\u5225\u898f\u5247\u3002<\/li>\n<li><code>TABLESPACE [=] tablespace_name<\/code>\uff1a\u6307\u5b9a\u65b0\u8cc7\u6599\u5eab\u5c07\u5b58\u5132\u7684\u8868\u7a7a\u9593\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5247\u4f7f\u7528\u9ed8\u8a8d\u8868\u7a7a\u9593\u3002<\/li>\n<li><code>CONNECTION LIMIT [=] connlimit<\/code>\uff1a\u8a2d\u7f6e\u5141\u8a31\u540c\u6642\u9023\u63a5\u5230\u65b0\u8cc7\u6599\u5eab\u7684\u6700\u5927\u6578\u91cf\u3002<\/li>\n<\/ul>\n<h2 id=\"examples-rHeiUqATmK\">\u793a\u4f8b<\/h2>\n<p>\u8b93\u6211\u5011\u770b\u4e00\u4e9b\u793a\u4f8b\uff0c\u4ee5\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 <code>CREATE DATABASE<\/code> \u6307\u4ee4\uff1a<\/p>\n<pre><code>CREATE DATABASE sales;\r\n<\/code><\/pre>\n<p>\u9019\u689d\u6307\u4ee4\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba &#8220;sales&#8221; \u7684\u65b0\u8cc7\u6599\u5eab\uff0c\u4e26\u4f7f\u7528\u9ed8\u8a8d\u8a2d\u7f6e\u3002<\/p>\n<pre><code>CREATE DATABASE marketing\r\n    OWNER = marketing_user\r\n    TEMPLATE = template0\r\n    ENCODING = UTF8\r\n    LC_COLLATE = en_US.UTF-8\r\n    LC_CTYPE = en_US.UTF-8\r\n    TABLESPACE = sales_tablespace\r\n    CONNECTION LIMIT = 100;\r\n<\/code><\/pre>\n<p>\u9019\u689d\u6307\u4ee4\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba &#8220;marketing&#8221; \u7684\u65b0\u8cc7\u6599\u5eab\uff0c\u4e26\u4f7f\u7528\u7279\u5b9a\u8a2d\u7f6e\u3002\u5b83\u5c07\u64c1\u6709\u8005\u8a2d\u7f6e\u70ba &#8220;marketing_user&#8221;\uff0c\u4f7f\u7528 &#8220;template0&#8221; \u4f5c\u70ba\u6a21\u677f\u8cc7\u6599\u5eab\uff0c\u5c07\u5b57\u7b26\u7de8\u78bc\u8a2d\u7f6e\u70ba UTF8\uff0c\u4e26\u6307\u5b9a\u6392\u5e8f\u548c\u5b57\u7b26\u5206\u985e\u898f\u5247\u3002\u5b83\u9084\u5c07 &#8220;sales_tablespace&#8221; \u6307\u5b9a\u70ba\u65b0\u8cc7\u6599\u5eab\u7684\u8868\u7a7a\u9593\uff0c\u4e26\u5c07\u6700\u5927\u9023\u63a5\u6578\u9650\u5236\u70ba 100\u3002<\/p>\n<h2 id=\"summary-rHeiUqATmK\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u4e2d\u7684 <code>CREATE DATABASE<\/code> \u6307\u4ee4\u5141\u8a31\u7528\u6236\u5728 PostgreSQL \u4f3a\u670d\u5668\u4e2d\u5275\u5efa\u65b0\u8cc7\u6599\u5eab\u3002\u5b83\u63d0\u4f9b\u591a\u7a2e\u53c3\u6578\u4f86\u81ea\u5b9a\u7fa9\u8cc7\u6599\u5eab\u8a2d\u7f6e\uff0c\u4f8b\u5982\u64c1\u6709\u8005\u3001\u6a21\u677f\u3001\u7de8\u78bc\u3001\u6392\u5e8f\u3001\u5b57\u7b26\u5206\u985e\u3001\u8868\u7a7a\u9593\u548c\u9023\u63a5\u9650\u5236\u3002\u6191\u85c9\u5176\u9748\u6d3b\u6027\u548c\u591a\u529f\u80fd\u6027\uff0cPostgreSQL \u662f\u5728 VPS \u4e3b\u6a5f\u74b0\u5883\u4e2d\u7ba1\u7406\u8cc7\u6599\u5eab\u7684\u512a\u79c0\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u53ef\u9760\u4e14\u9ad8\u6548\u80fd\u7684 VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u7684\u9999\u6e2f VPS \u4e3b\u6a5f\u670d\u52d9\u63d0\u4f9b\u4e00\u6d41\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\uff0c\u78ba\u4fdd\u60a8\u7684 PostgreSQL \u8cc7\u6599\u5eab\u904b\u884c\u9806\u66a2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PostgreSQL \u6307\u4ee4\uff1aCR&#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-20339","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20339","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=20339"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20339\/revisions"}],"predecessor-version":[{"id":24418,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20339\/revisions\/24418"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}