{"id":20815,"date":"2024-01-02T06:24:25","date_gmt":"2024-01-02T06:24:25","guid":{"rendered":"https:\/\/server.hk\/blog\/20815\/"},"modified":"2024-11-14T10:38:07","modified_gmt":"2024-11-14T02:38:07","slug":"how-to-fix-postgresql-error-code-08004-sqlserver_rejected_establishment_of_sqlconnection","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20815\/","title":{"rendered":"\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-08004-sqlserver_rejected_establishment_of_sqlconnection-gIWldtdvDX\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection<\/h1>\n<p>PostgreSQL \u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u53d7\u5230\u5168\u7403\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u4f7f\u7528\u3002\u7136\u800c\uff0c\u8207\u6240\u6709\u8edf\u9ad4\u4e00\u6a23\uff0cPostgreSQL \u53ef\u80fd\u6703\u9047\u5230\u5f71\u97ff\u5176\u529f\u80fd\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\u4e26\u63d0\u4f9b\u9010\u6b65\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"understanding-the-postgresql-error-code-08004-sqlserver_rejected_establishment_of_sqlconnection-gIWldtdvDX\">\u7406\u89e3 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection \u767c\u751f\u5728 PostgreSQL \u4f3a\u670d\u5668\u62d2\u7d55\u5efa\u7acb SQL \u9023\u63a5\u6642\u3002\u6b64\u932f\u8aa4\u901a\u5e38\u8868\u793a\u9023\u63a5\u8a2d\u7f6e\u6216\u7db2\u7d61\u914d\u7f6e\u5b58\u5728\u554f\u984c\u3002<\/p>\n<h2 id=\"possible-causes-of-the-error-gIWldtdvDX\">\u932f\u8aa4\u7684\u53ef\u80fd\u6210\u56e0<\/h2>\n<p>\u9020\u6210 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection \u7684\u6f5b\u5728\u539f\u56e0\u6709\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u4e0d\u6b63\u78ba\u7684\u9023\u63a5\u8a2d\u7f6e\uff1a<\/strong> \u8acb\u4ed4\u7d30\u6aa2\u67e5\u60a8\u61c9\u7528\u7a0b\u5f0f\u6216\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u9023\u63a5\u8a2d\u7f6e\u3002\u78ba\u4fdd\u4e3b\u6a5f\u540d\u7a31\u3001\u7aef\u53e3\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u6b63\u78ba\u7121\u8aa4\u3002<\/li>\n<li><strong>\u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\uff1a<\/strong> \u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\u53ef\u80fd\u6703\u963b\u6b62\u5ba2\u6236\u7aef\u8207 PostgreSQL \u4f3a\u670d\u5668\u4e4b\u9593\u7684\u9023\u63a5\u3002\u78ba\u4fdd\u5fc5\u8981\u7684\u7aef\u53e3\u5df2\u958b\u653e\uff0c\u4e26\u4e14\u6c92\u6709\u7db2\u7d61\u9650\u5236\u59a8\u7919\u9023\u63a5\u3002<\/li>\n<li><strong>PostgreSQL \u4f3a\u670d\u5668\u914d\u7f6e\uff1a<\/strong> \u6aa2\u67e5 PostgreSQL \u4f3a\u670d\u5668\u914d\u7f6e\u6587\u4ef6 (postgresql.conf)\uff0c\u4ee5\u67e5\u627e\u53ef\u80fd\u5c0e\u81f4\u932f\u8aa4\u7684\u932f\u8aa4\u914d\u7f6e\u3002\u7279\u5225\u6ce8\u610f listen_addresses \u548c port \u7b49\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u8a8d\u8b49\u65b9\u6cd5\uff1a<\/strong> \u9a57\u8b49\u5ba2\u6236\u7aef\u4f7f\u7528\u7684\u8a8d\u8b49\u65b9\u6cd5\u662f\u5426\u8207 PostgreSQL \u4f3a\u670d\u5668\u4e0a\u914d\u7f6e\u7684\u8a8d\u8b49\u65b9\u6cd5\u76f8\u7b26\u3002\u5e38\u898b\u7684\u8a8d\u8b49\u65b9\u6cd5\u5305\u62ec\u57fa\u65bc\u5bc6\u78bc\u7684\u8a8d\u8b49\u548c\u57fa\u65bc\u8b49\u66f8\u7684\u8a8d\u8b49\u3002<\/li>\n<\/ul>\n<h2 id=\"steps-to-fix-the-error-gIWldtdvDX\">\u4fee\u5fa9\u932f\u8aa4\u7684\u6b65\u9a5f<\/h2>\n<p>\u73fe\u5728\u6211\u5011\u4e86\u89e3\u4e86 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection \u7684\u53ef\u80fd\u6210\u56e0\uff0c\u8b93\u6211\u5011\u4f86\u770b\u770b\u4fee\u5fa9\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-verify-connection-settings-gIWldtdvDX\">1. \u9a57\u8b49\u9023\u63a5\u8a2d\u7f6e<\/h3>\n<p>\u8acb\u518d\u6b21\u6aa2\u67e5\u60a8\u61c9\u7528\u7a0b\u5f0f\u6216\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u9023\u63a5\u8a2d\u7f6e\u3002\u78ba\u4fdd\u4e3b\u6a5f\u540d\u7a31\u3001\u7aef\u53e3\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u6b63\u78ba\u3002\u5fc5\u8981\u6642\uff0c\u66f4\u65b0\u8a2d\u7f6e\u4ee5\u7b26\u5408 PostgreSQL \u4f3a\u670d\u5668\u7684\u914d\u7f6e\u3002<\/p>\n<h3 id=\"2-check-firewall-and-network-configuration-gIWldtdvDX\">2. \u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u914d\u7f6e<\/h3>\n<p>\u78ba\u4fdd\u5728\u60a8\u7684\u9632\u706b\u7246\u548c\u7db2\u7d61\u914d\u7f6e\u4e2d\u958b\u653e\u5fc5\u8981\u7684\u7aef\u53e3\u3002\u5982\u679c\u60a8\u4f7f\u7528\u96f2\u8a17\u7ba1\u670d\u52d9\u63d0\u4f9b\u5546\uff08\u5982 Server.HK\uff09\uff0c\u8acb\u78ba\u4fdd\u7db2\u7d61\u5b89\u5168\u7d44\u6216\u9632\u706b\u7246\u898f\u5247\u5141\u8a31\u5c0d PostgreSQL \u4f3a\u670d\u5668\u7684\u50b3\u5165\u9023\u63a5\u3002<\/p>\n<h3 id=\"3-review-postgresql-server-configuration-gIWldtdvDX\">3. \u6aa2\u67e5 PostgreSQL \u4f3a\u670d\u5668\u914d\u7f6e<\/h3>\n<p>\u6aa2\u67e5 PostgreSQL \u4f3a\u670d\u5668\u914d\u7f6e\u6587\u4ef6 (postgresql.conf)\uff0c\u4ee5\u67e5\u627e\u4efb\u4f55\u932f\u8aa4\u914d\u7f6e\u3002\u7279\u5225\u95dc\u6ce8 listen_addresses \u548c port \u7b49\u8a2d\u7f6e\u3002\u6839\u64da\u9700\u8981\u9032\u884c\u66f4\u6539\uff0c\u7136\u5f8c\u91cd\u555f PostgreSQL \u4f3a\u670d\u5668\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n<h3 id=\"4-verify-authentication-method-gIWldtdvDX\">4. \u9a57\u8b49\u8a8d\u8b49\u65b9\u6cd5<\/h3>\n<p>\u78ba\u8a8d\u5ba2\u6236\u7aef\u4f7f\u7528\u7684\u8a8d\u8b49\u65b9\u6cd5\u8207 PostgreSQL \u4f3a\u670d\u5668\u4e0a\u914d\u7f6e\u7684\u8a8d\u8b49\u65b9\u6cd5\u76f8\u7b26\u3002\u5fc5\u8981\u6642\uff0c\u5728\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\u6216\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u4e2d\u66f4\u65b0\u8a8d\u8b49\u65b9\u6cd5\uff0c\u4f7f\u5176\u8207\u4f3a\u670d\u5668\u7684\u8a2d\u7f6e\u5c0d\u9f4a\u3002<\/p>\n<h2 id=\"summary-gIWldtdvDX\">\u6458\u8981<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0cPostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08004 &#8211; sqlserver_rejected_establishment_of_sqlconnection \u53ef\u4ee5\u901a\u904e\u9a57\u8b49\u9023\u63a5\u8a2d\u7f6e\u3001\u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u914d\u7f6e\u3001\u6aa2\u67e5 PostgreSQL \u4f3a\u670d\u5668\u914d\u7f6e\uff0c\u4ee5\u53ca\u78ba\u8a8d\u8a8d\u8b49\u65b9\u6cd5\u4f86\u89e3\u6c7a\u3002\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u6392\u9664\u6545\u969c\u4e26\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd PostgreSQL \u6578\u64da\u5eab\u64cd\u4f5c\u6d41\u66a2\u4e14\u4e0d\u4e2d\u65b7\u3002<\/p>\n<p>\u5982\u9700\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e Server.HK\u3002\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u8a17\u7ba1\u670d\u52d9\u70ba\u904b\u884c PostgreSQL \u53ca\u5176\u4ed6\u61c9\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u7406\u60f3\u7684\u74b0\u5883\u3002\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u6211\u5011\u7684\u8a17\u7ba1\u8a08\u5283\u548c\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 PostgreSQL &#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-20815","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20815","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=20815"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20815\/revisions"}],"predecessor-version":[{"id":24269,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20815\/revisions\/24269"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20815"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20815"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20815"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}