{"id":41442,"date":"2023-03-13T08:15:45","date_gmt":"2022-10-04T08:07:07","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%88%9b%e5%bb%bapostgresql%e8%a7%92%e8%89%b2\/"},"modified":"2024-01-15T10:58:28","modified_gmt":"2024-01-15T02:58:28","slug":"%e5%88%9b%e5%bb%bapostgresql%e8%a7%92%e8%89%b2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%88%9b%e5%bb%bapostgresql%e8%a7%92%e8%89%b2\/","title":{"rendered":"\u521b\u5efaPostgreSQL\u89d2\u8272"},"content":{"rendered":"<h2>\u73af\u5883<\/h2>\n<p>Ubuntu 20.4 \u662f\u4e00\u79cd\u64cd\u4f5c\u7cfb\u7edf\uff0c\u800c PostgreSQL 12.4 \u662f\u4e00\u79cd\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002<\/p>\n<h2>\u9996\u5148<\/h2>\n<p>\u5728PostgreSQL\u4e2d\uff0c\u6709\u4e24\u79cd\u547d\u4ee4\u53ef\u7528\u4e8e\u521b\u5efa\u89d2\u8272\uff0c\u5206\u522b\u662fcreateuser\u548ccreate user\u3002createuser\u662fLinux\u63d0\u4f9b\u7684PostgreSQL\u5ba2\u6237\u7aef\u5de5\u5177\u547d\u4ee4\uff0c\u800ccreate user\u662f\u5728\u767b\u5f55\u5230PostgreSQL\u540e\uff0c\u5728\u5176\u63d0\u793a\u7b26\u4e2d\u8f93\u5165\u7684SQL\u8bed\u53e5\u3002<\/p>\n<p>\u5728PostgreSQL\u4e2d\uff0c\u7528\u6237\u548c\u89d2\u8272\u662f\u540c\u4e49\u8bcd\u3002\u4e25\u683c\u6765\u8bf4\uff0c\u4f7f\u7528 createuser \u547d\u4ee4\u521b\u5efa\u7684\u662f\u89d2\u8272\uff0c\u800c\u4e0d\u662f\u7528\u6237\u3002\u6267\u884c createuser \u547d\u4ee4\u5b9e\u9645\u4e0a\u4f1a\u53d1\u9001\u4e00\u4e2a SQL \u547d\u4ee4 create role \u5230\u540e\u53f0\u3002<\/p>\n<p>\u5982\u679c\u5728Linux\u4e0a PostgreSQL \u63d0\u4f9b\u4e86\u521b\u5efa\u89d2\u8272\u7684\u547d\u4ee4\uff0c\u90a3\u4e48\u81ea\u7136\u4e5f\u4f1a\u63d0\u4f9b\u5220\u9664\u89d2\u8272\u7684\u547d\u4ee4 createorp\u3002\u7136\u800c\uff0c\u4e0e alter role \u76f8\u5bf9\u5e94\u7684 alterrole \u547d\u4ee4\u5374\u6ca1\u6709\u63d0\u4f9b\u3002<\/p>\n<p>\u8bf7\u53c2\u8003\u4ee5\u4e0b\u94fe\u63a5\uff1a<br \/>\nhttps:\/\/www.postgresql.jp\/document\/12\/html\/reference-client.html<\/p>\n<h2>\u5bf9\u7b49\u8ba4\u8bc1<\/h2>\n<p>\u5f53\u5b89\u88c5PostgreSQL\u65f6\uff0c\u5c06\u81ea\u52a8\u521b\u5efa\u540d\u4e3apostgres\u7684\u7528\u6237\u3002postgres\u7528\u6237\u9ed8\u8ba4\u4e3a\u8d85\u7ea7\u7528\u6237\u3002\u6b64\u5916\uff0c\u5728Linux\u4e2d\u4e5f\u4f1a\u81ea\u52a8\u521b\u5efa\u540d\u4e3apostgres\u7684\u7528\u6237\u3002<\/p>\n<pre class=\"post-pre\"><code>$cat \/etc\/passwd | grep postgres\r\n<\/code><\/pre>\n<p>\u5f53\u4f7f\u7528postgres\u7528\u6237\u767b\u5f55\u5230PostgreSQL\u65f6\uff0c\u9ed8\u8ba4\u4f1a\u901a\u8fc7peer\u8ba4\u8bc1\u7cfb\u7edf\u8fdb\u884c\u767b\u5f55\u3002peer\u8ba4\u8bc1\u7cfb\u7edf\u7684\u539f\u7406\u662f\uff0c\u5728Linux\u548cPostgreSQL\u4e2d\u521b\u5efa\u4e00\u4e2a\u76f8\u540c\u7528\u6237\u540d\u7684\u7528\u6237\uff0c\u5e76\u5229\u7528\u767b\u5f55\u5230Linux\u7684\u7528\u6237\u540d\u6765\u5b9e\u73b0\u5bf9PostgreSQL\u7684\u767b\u5f55\u3002<\/p>\n<p>\u53ea\u8981\u5728\u767b\u5f55Linux\u65f6\u88ab\u8ba4\u8bc1\uff0c\u90a3\u4e48\u5bf9\u4e8e\u767b\u5f55PostgreSQL\u65f6\u7684\u8ba4\u8bc1\u4e5f\u662f\u4e00\u6837\u7684\uff0c\u5982\u679c\u4f7f\u7528\u76f8\u540c\u7684\u7528\u6237\u540d\uff0c\u5b83\u5c06\u76f4\u63a5\u8df3\u8fc7\u8ba4\u8bc1\u5e76\u5141\u8bb8\u901a\u8fc7\u3002\u56e0\u6b64\uff0c\u5728\u767b\u5f55PostgreSQL\u65f6\u4e0d\u4f1a\u518d\u6b21\u8be2\u95ee\u5bc6\u7801\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5e0c\u671b\u589e\u5f3a\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u8003\u8651\u66f4\u6539\u8ba4\u8bc1\u673a\u5236\u3002\u7136\u800c\uff0c\u6211\u8ba4\u4e3a\u5728\u5f00\u53d1\u4e2d\u4f7f\u7528\u5bf9\u7b49\u8ba4\u8bc1\u66f4\u4e3a\u65b9\u4fbf\u3002<\/p>\n<p>\u5f53\u60a8\u767b\u5f55\u5230PostgreSQL\u65f6\uff0c\u8ba4\u8bc1\u65b9\u6cd5\u662f\u5728pg_hba.conf\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bbe\u7f6e\u7684\u3002\u5f53\u60a8\u4ece\u672c\u5730\u767b\u5f55\u65f6\uff0c\u5728\u767b\u5f55\u5230\u6240\u6709\u6570\u636e\u5e93\u65f6\uff0c\u5c06\u4f7f\u7528&#8221;postgres&#8221;\u7528\u6237\u8fdb\u884cpeer\u8ba4\u8bc1\u3002<\/p>\n<pre class=\"post-pre\"><code>#TYPE  DATABASE        USER            ADDRESS                 METHOD\r\n local all             postgres                                peer\r\n<\/code><\/pre>\n<p>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u627epg_hab.conf\u7684\u4f4d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>$sudo find \/ -name \"pg_hba.conf\"\r\n\/etc\/postgresql\/12\/main\/pg_hba.conf\r\n<\/code><\/pre>\n<blockquote><p>\u8bf7\u67e5\u9605\uff08\u5b98\u65b9\u7f51\u7ad9\uff09<br \/>\nhttps:\/\/www.postgresql.jp\/document\/12\/html\/auth-peer.html<\/p><\/blockquote>\n<h2>\u6efe\u52d5\u7684\u64cd\u4f5c<\/h2>\n<p>\u767b\u5f55\u5230PostgreSQL\u3002<\/p>\n<pre class=\"post-pre\"><code>$sudo su - postgres\r\n#psql\r\n<\/code><\/pre>\n<p>\u663e\u793a\u89d2\u8272\u5217\u8868\u3002\u521d\u59cb\u72b6\u6001\u4e0b\u53ea\u5b58\u5728\u4e00\u4e2a\u540d\u4e3apostgres\u7684\u89d2\u8272\u3002<\/p>\n<pre class=\"post-pre\"><code>#\\du\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3atest\u7684\u89d2\u8272\u3002\u5982\u679c\u6ca1\u6709\u63d0\u4f9b\u53c2\u6570\uff0c\u5c06\u4e0d\u4f1a\u6388\u4e88\u4efb\u4f55\u6743\u9650\u3002<\/p>\n<pre class=\"post-pre\"><code>#create user test;\r\n#\\du\r\n                                   List of roles\r\n Role name |                         Attributes                         | Member of\r\n-----------+------------------------------------------------------------+-----------\r\n postgres  | Superuser, Create role, Create DB, Replication, Bypass RLS | {}\r\n test      |                                                            | {}\r\n<\/code><\/pre>\n<p>\u5728\u521b\u5efa\u89d2\u8272\u65f6\uff0c\u60a8\u53ef\u4ee5\u9009\u62e9\u4e00\u8d77\u8bbe\u7f6e\u5bc6\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code>#create user test with password 'test'\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u7528\u4e8e\u66f4\u6539\u6216\u5220\u9664\u89d2\u8272\u5bc6\u7801\u7684\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code>#alter role postgres with password 'postgres';\r\n#alter role postgres with password null;\r\n<\/code><\/pre>\n<p>\u60a8\u53ef\u4ee5\u901a\u8fc7\u7cfb\u7edf\u76ee\u5f55\u6765\u786e\u8ba4\u6743\u9650\u7684\u5b58\u5728\u4e0e\u5426\u3002<\/p>\n<blockquote><p>\u8bf7\u53c2\u8003\u4ee5\u4e0b\u94fe\u63a5\uff1a<br \/>\nhttps:\/\/www.javadrive.jp\/postgresql\/role\/index1.html<\/p><\/blockquote>\n<pre class=\"post-pre\"><code># select * from pg_roles where rolname = 'test';\r\n<\/code><\/pre>\n<h2>\u6388\u4e88\u89d2\u8272\u6743\u9650<\/h2>\n<p>\u5728\u6267\u884c\u201c\u521b\u5efa\u7528\u6237\u201d\u547d\u4ee4\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570\u7ed9\u4e88\u4efb\u610f\u6743\u9650\uff0c\u4f46\u4e4b\u540e\u53ef\u4ee5\u968f\u65f6\u6dfb\u52a0\u6216\u5220\u9664\u6743\u9650\u3002<\/p>\n<blockquote><p>\u89d2\u8272\u66f4\u6539\u7684\u8be6\u7ec6\u4fe1\u606f<br \/>\nhttps:\/\/pgsql-jp.github.io\/jpug-doc\/12.4\/html\/sql-alterrole.html<\/p><\/blockquote>\n<p>\u7ed9\u4e88test\u7528\u6237\u521b\u5efa\u6570\u636e\u5e93\u7684\u6743\u9650\u3002<\/p>\n<pre class=\"post-pre\"><code>#alter role test with createdb;\r\n#du\r\n                                  List of roles\r\n Role name |                         Attributes                         | Member of\r\n-----------+------------------------------------------------------------+-----------\r\n test      | Create DB                                                  | {}\r\n<\/code><\/pre>\n<p>\u5df2\u6388\u4e88Create DB\u6743\u9650\u3002\u7136\u540e\uff0c\u4ecetest\u7528\u6237\u64a4\u9500\u4e86\u521b\u5efa\u6570\u636e\u5e93\u7684\u6743\u9650\u3002<\/p>\n<pre class=\"post-pre\"><code>#alter role test with nocreatedb;\r\n#du\r\n                                   List of roles\r\n Role name |                         Attributes                         | Member of\r\n-----------+------------------------------------------------------------+-----------\r\n test      |                                                            | {}\r\n<\/code><\/pre>\n<p>DB\u7684\u6743\u9650\u5df2\u88ab\u5220\u9664\u3002<\/p>\n<h2>\u5220\u9664\u89d2\u8272<\/h2>\n<p>\u5220\u9664\u89d2\u8272\u3002<\/p>\n<pre class=\"post-pre\"><code>#drop user test;\r\n<\/code><\/pre>\n<h2>\u521b\u5efa\u7528\u6237\u548c\u521b\u5efa\u89d2\u8272\u7684\u533a\u522b<\/h2>\n<p>\u5728\u521b\u5efa\u89d2\u8272\u65f6\uff0c\u6211\u4eec\u4f7f\u7528&#8221;create user&#8221;\u547d\u4ee4\u521b\u5efa\u7684\u662f\u89d2\u8272\uff0c\u800c\u4e0d\u662f\u5b9e\u9645\u7684\u7528\u6237\u3002\u4f46\u662f\uff0c&#8221;create role&#8221;\u547d\u4ee4\u4e5f\u5b58\u5728\u3002\u90a3\u4e48\uff0c&#8221;create user&#8221;\u548c&#8221;create role&#8221;\u4e4b\u95f4\u6709\u4ec0\u4e48\u533a\u522b\u5462\uff1f\u5b9e\u9645\u4e0a\uff0c\u65e0\u8bba\u4f7f\u7528\u54ea\u4e2a\u547d\u4ee4\uff0c\u90fd\u4f1a\u521b\u5efa\u76f8\u540c\u7684\u89d2\u8272\u3002\u7136\u800c\uff0c\u4f7f\u7528&#8221;create role&#8221;\u547d\u4ee4\u521b\u5efa\u7684\u89d2\u8272\u9ed8\u8ba4\u4e0d\u4f1a\u88ab\u6388\u4e88\u767b\u5f55\u6743\u9650\u3002\u5982\u679c\u6ca1\u6709\u6388\u4e88\u767b\u5f55\u6743\u9650\uff0c\u89d2\u8272\u5217\u8868\u4e2d\u5c06\u663e\u793a&#8221;Cannot login&#8221;\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u5373\u4f7f\u521b\u5efa\u4e86\u89d2\u8272\uff0c\u4e5f\u65e0\u6cd5\u4f7f\u7528\u8be5\u89d2\u8272\u767b\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code>#create role test4;\r\n#\\du\r\n                                      List of roles\r\n    Role name    |                         Attributes                         | Member of\r\n-----------------+------------------------------------------------------------+-----------\r\n  test4           | Cannot login                                               | {}\r\n<\/code><\/pre>\n<p>\u8981\u6388\u4e88\u767b\u5f55\u6743\u9650\uff0c\u8bf7\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u64cd\u4f5c\u5373\u53ef\u3002\u4ece\u89d2\u8272\u5217\u8868\u4e2d\uff0c\u5220\u9664\u4e86&#8221;\u65e0\u6cd5\u767b\u5f55&#8221;\u7684\u5b57\u6837\u3002<\/p>\n<pre class=\"post-pre\"><code>#alter role test4 with login;\r\n#\\du\r\nList of roles\r\n    Role name    |                         Attributes                         | Member of\r\n-----------------+------------------------------------------------------------+-----------\r\n  test4          |                                                            | {}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u73af\u5883 Ubuntu 20.4 \u662f\u4e00\u79cd\u64cd\u4f5c\u7cfb\u7edf\uff0c\u800c PostgreSQL 12.4 \u662f\u4e00\u79cd\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002 \u9996\u5148 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41442","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u521b\u5efaPostgreSQL\u89d2\u8272 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u521b\u5efapostgresql\u89d2\u8272\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u521b\u5efaPostgreSQL\u89d2\u8272\" \/>\n<meta property=\"og:description\" content=\"\u73af\u5883 Ubuntu 20.4 \u662f\u4e00\u79cd\u64cd\u4f5c\u7cfb\u7edf\uff0c\u800c PostgreSQL 12.4 \u662f\u4e00\u79cd\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002 \u9996\u5148 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u521b\u5efapostgresql\u89d2\u8272\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-04T08:07:07+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-01-15T02:58:28+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u626c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta 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