{"id":179086,"date":"2024-11-08T22:53:43","date_gmt":"2024-11-08T14:53:43","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179086\/"},"modified":"2024-11-08T22:53:44","modified_gmt":"2024-11-08T14:53:44","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9a55006-object_in_use%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179086\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a55006 &#8211; object_in_use\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9a55006-object_in_use%ef%bc%9f-bPYdmSMLxk\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a55006 &#8211; object_in_use\uff1f<\/h1>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\u3002\u5176\u4e2d\uff0c\u932f\u8aa4\u4ee3\u78bc <code>55006<\/code> \u8868\u793a\u300cobject_in_use\u300d\uff0c\u9019\u901a\u5e38\u767c\u751f\u5728\u5617\u8a66\u522a\u9664\u6216\u4fee\u6539\u4e00\u500b\u6b63\u5728\u88ab\u5176\u4ed6\u9032\u7a0b\u4f7f\u7528\u7684\u5c0d\u8c61\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-55006-%e7%9a%84%e5%8e%9f%e5%9b%a0-bPYdmSMLxk\">\u932f\u8aa4\u4ee3\u78bc 55006 \u7684\u539f\u56e0<\/h2>\n<p>\u7576 PostgreSQL \u8fd4\u56de\u932f\u8aa4\u4ee3\u78bc <code>55006<\/code> \u6642\uff0c\u9019\u610f\u5473\u8457\u60a8\u5617\u8a66\u57f7\u884c\u7684\u64cd\u4f5c\u7121\u6cd5\u5b8c\u6210\uff0c\u56e0\u70ba\u8a72\u5c0d\u8c61\uff08\u5982\u8868\u3001\u7d22\u5f15\u6216\u8996\u5716\uff09\u6b63\u5728\u88ab\u5176\u4ed6\u4e8b\u52d9\u6216\u9032\u7a0b\u4f7f\u7528\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u6d3b\u52d5\u4e8b\u52d9\uff1a<\/strong>\u5982\u679c\u6709\u5176\u4ed6\u4e8b\u52d9\u6b63\u5728\u5c0d\u8a72\u5c0d\u8c61\u9032\u884c\u64cd\u4f5c\uff0c\u60a8\u5c07\u7121\u6cd5\u522a\u9664\u6216\u4fee\u6539\u5b83\u3002<\/li>\n<li><strong>\u9396\u5b9a\u554f\u984c\uff1a<\/strong>PostgreSQL \u4f7f\u7528\u9396\u4f86\u7ba1\u7406\u5c0d\u8c61\u7684\u4e26\u767c\u8a2a\u554f\u3002\u5982\u679c\u4e00\u500b\u5c0d\u8c61\u88ab\u9396\u5b9a\uff0c\u5176\u4ed6\u4e8b\u52d9\u5c07\u7121\u6cd5\u5c0d\u5176\u9032\u884c\u4fee\u6539\u3002<\/li>\n<li><strong>\u5916\u9375\u7d04\u675f\uff1a<\/strong>\u5982\u679c\u60a8\u5617\u8a66\u522a\u9664\u4e00\u500b\u8868\uff0c\u800c\u8a72\u8868\u88ab\u5176\u4ed6\u8868\u901a\u904e\u5916\u9375\u7d04\u675f\u5f15\u7528\uff0c\u5247\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5%e5%92%8c%e8%a7%a3%e6%b1%ba%e9%8c%af%e8%aa%a4-bPYdmSMLxk\">\u5982\u4f55\u6aa2\u67e5\u548c\u89e3\u6c7a\u932f\u8aa4<\/h2>\n<p>\u8981\u4fee\u5fa9 <code>55006<\/code> \u932f\u8aa4\uff0c\u60a8\u9700\u8981\u78ba\u5b9a\u662f\u54ea\u500b\u9032\u7a0b\u6216\u4e8b\u52d9\u6b63\u5728\u4f7f\u7528\u8a72\u5c0d\u8c61\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6b65\u9a5f\u4f86\u5e6b\u52a9\u60a8\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%b4%bb%e5%8b%95%e4%ba%8b%e5%8b%99-bPYdmSMLxk\">1. \u6aa2\u67e5\u6d3b\u52d5\u4e8b\u52d9<\/h3>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u6d3b\u52d5\u7684\u4e8b\u52d9\uff1a<\/p>\n<pre><code>SELECT * FROM pg_stat_activity WHERE state = 'active';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u6240\u6709\u7576\u524d\u6d3b\u52d5\u7684\u4e8b\u52d9\uff0c\u5305\u62ec\u5b83\u5011\u7684\u9032\u7a0b ID \u548c\u6b63\u5728\u57f7\u884c\u7684\u67e5\u8a62\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u7d42\u6b62\u67d0\u4e9b\u4e8b\u52d9\u3002<\/p>\n<h3 id=\"2-%e7%b5%82%e6%ad%a2%e9%8e%96%e5%ae%9a%e7%9a%84%e9%80%b2%e7%a8%8b-bPYdmSMLxk\">2. \u7d42\u6b62\u9396\u5b9a\u7684\u9032\u7a0b<\/h3>\n<p>\u5982\u679c\u60a8\u767c\u73fe\u67d0\u500b\u9032\u7a0b\u6b63\u5728\u9396\u5b9a\u5c0d\u8c61\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u7d42\u6b62\u8a72\u9032\u7a0b\uff1a<\/p>\n<pre><code>SELECT pg_terminate_backend(PID);<\/code><\/pre>\n<p>\u8acb\u5c07 <code>PID<\/code> \u66ff\u63db\u70ba\u60a8\u8981\u7d42\u6b62\u7684\u9032\u7a0b\u7684\u5be6\u969b\u9032\u7a0b ID\u3002\u9019\u6a23\u53ef\u4ee5\u91cb\u653e\u5c0d\u8c61\u7684\u9396\u5b9a\uff0c\u8b93\u60a8\u80fd\u5920\u9032\u884c\u6240\u9700\u7684\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f-bPYdmSMLxk\">3. \u6aa2\u67e5\u5916\u9375\u7d04\u675f<\/h3>\n<p>\u5982\u679c\u60a8\u5617\u8a66\u522a\u9664\u7684\u5c0d\u8c61\u88ab\u5176\u4ed6\u5c0d\u8c61\u5f15\u7528\uff0c\u60a8\u9700\u8981\u5148\u522a\u9664\u9019\u4e9b\u5f15\u7528\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u5916\u9375\u7d04\u675f\uff1a<\/p>\n<pre><code>SELECT conname, conrelid::regclass AS table_from, confrelid::regclass AS table_to\nFROM pg_constraint\nWHERE contype = 'f' AND confrelid = 'your_table_name'::regclass;<\/code><\/pre>\n<p>\u5c07 <code>your_table_name<\/code> \u66ff\u63db\u70ba\u60a8\u8981\u522a\u9664\u7684\u8868\u540d\u3002\u9019\u5c07\u986f\u793a\u6240\u6709\u5f15\u7528\u8a72\u8868\u7684\u5916\u9375\u7d04\u675f\uff0c\u60a8\u9700\u8981\u5148\u522a\u9664\u9019\u4e9b\u7d04\u675f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bPYdmSMLxk\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc <code>55006<\/code> \u901a\u5e38\u662f\u7531\u65bc\u5c0d\u8c61\u6b63\u5728\u88ab\u5176\u4ed6\u9032\u7a0b\u4f7f\u7528\u800c\u5c0e\u81f4\u7684\u3002\u901a\u904e\u6aa2\u67e5\u6d3b\u52d5\u4e8b\u52d9\u3001\u7d42\u6b62\u9396\u5b9a\u7684\u9032\u7a0b\u4ee5\u53ca\u6aa2\u67e5\u5916\u9375\u7d04\u675f\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002\u4e86\u89e3\u5982\u4f55\u7ba1\u7406 PostgreSQL \u4e2d\u7684\u9396\u548c\u4e8b\u52d9\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc 55006 &#8211; object_in_use\uff0c\u89e3\u6c7a\u8cc7\u6599\u5eab\u7269\u4ef6\u88ab\u4f7f\u7528\u6642\u7684\u554f\u984c\uff0c\u78ba\u4fdd\u7cfb\u7d71\u6b63\u5e38\u904b\u884c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-179086","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179086","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=179086"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179086\/revisions"}],"predecessor-version":[{"id":179087,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179086\/revisions\/179087"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179086"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179086"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179086"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}