{"id":20814,"date":"2024-01-02T06:23:21","date_gmt":"2024-01-02T06:23:21","guid":{"rendered":"https:\/\/server.hk\/blog\/20814\/"},"modified":"2024-11-14T10:38:08","modified_gmt":"2024-11-14T02:38:08","slug":"how-to-fix-postgresql-error-code-08001-sqlclient_unable_to_establish_sqlconnection","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20814\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-08001-sqlclient_unable_to_establish_sqlconnection-uhNdCpwSUT\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u4ee5\u5176\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u800c\u805e\u540d\u3002\u7136\u800c\uff0c\u50cf\u4efb\u4f55\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\uff0c\u9019\u53ef\u80fd\u6703\u4e2d\u65b7\u5176\u6b63\u5e38\u904b\u884c\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u4e26\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"understanding-the-error-uhNdCpwSUT\">\u7406\u89e3\u932f\u8aa4<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection \u7576\u5ba2\u6236\u7aef\u61c9\u7528\u7a0b\u5e8f\u7121\u6cd5\u8207 PostgreSQL \u4f3a\u670d\u5668\u5efa\u7acb\u9023\u63a5\u6642\u767c\u751f\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u5728\u5617\u8a66\u9023\u63a5\u5230\u9060\u7a0b PostgreSQL \u4f3a\u670d\u5668\u6642\u9047\u5230\u3002<\/p>\n<p>\u9019\u500b\u932f\u8aa4\u53ef\u80fd\u6709\u5e7e\u500b\u539f\u56e0\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4f3a\u670d\u5668\u5730\u5740\u6216\u7aef\u53e3\u865f\u4e0d\u6b63\u78ba<\/li>\n<li>\u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\u554f\u984c<\/li>\n<li>\u7121\u6548\u7684\u6191\u64da\u6216\u8eab\u4efd\u9a57\u8b49\u5931\u6557<\/li>\n<li>\u4f3a\u670d\u5668\u672a\u904b\u884c\u6216\u4e0d\u63a5\u53d7\u9023\u63a5<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-uhNdCpwSUT\">\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u8981\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection\uff0c\u8acb\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u64cd\u4f5c\uff1a<\/p>\n<h3 id=\"1-verify-server-address-and-port-uhNdCpwSUT\">1. \u9a57\u8b49\u4f3a\u670d\u5668\u5730\u5740\u548c\u7aef\u53e3<\/h3>\n<p>\u78ba\u4fdd\u60a8\u5728\u5ba2\u6236\u7aef\u61c9\u7528\u7a0b\u5e8f\u7684\u9023\u63a5\u8a2d\u7f6e\u4e2d\u8f38\u5165\u4e86\u6b63\u78ba\u7684\u4f3a\u670d\u5668\u5730\u5740\u548c\u7aef\u53e3\u865f\u3002\u4ed4\u7d30\u6aa2\u67e5\u662f\u5426\u6709\u4efb\u4f55\u62fc\u5beb\u932f\u8aa4\u6216\u53ef\u80fd\u963b\u6b62\u9023\u63a5\u7684\u932f\u8aa4\u3002<\/p>\n<h3 id=\"2-check-firewall-and-network-configuration-uhNdCpwSUT\">2. \u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u914d\u7f6e<\/h3>\n<p>\u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\u6709\u6642\u6703\u963b\u6b62\u8207 PostgreSQL \u4f3a\u670d\u5668\u7684\u9023\u63a5\u3002\u78ba\u4fdd\u5fc5\u8981\u7684\u7aef\u53e3\uff08\u901a\u5e38\u662f 5432\uff09\u662f\u958b\u653e\u548c\u53ef\u8a2a\u554f\u7684\u3002\u8acb\u8aee\u8a62\u60a8\u7684\u7db2\u7d61\u7ba1\u7406\u54e1\u6216\u8a17\u7ba1\u63d0\u4f9b\u5546\u4ee5\u7372\u53d6\u6709\u95dc\u914d\u7f6e\u9632\u706b\u7246\u898f\u5247\u7684\u5e6b\u52a9\u3002<\/p>\n<h3 id=\"3-validate-credentials-and-authentication-uhNdCpwSUT\">3. \u9a57\u8b49\u6191\u64da\u548c\u8eab\u4efd\u9a57\u8b49<\/h3>\n<p>\u9a57\u8b49\u7528\u65bc\u9023\u63a5 PostgreSQL \u4f3a\u670d\u5668\u7684\u7528\u6236\u540d\u548c\u5bc6\u78bc\u662f\u5426\u6b63\u78ba\u3002\u932f\u8aa4\u7684\u6191\u64da\u53ef\u80fd\u5c0e\u81f4\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u3002\u6b64\u5916\uff0c\u78ba\u4fdd\u8a72\u7528\u6236\u5177\u6709\u9023\u63a5\u4f3a\u670d\u5668\u6240\u9700\u7684\u6b0a\u9650\u3002<\/p>\n<h3 id=\"4-ensure-the-server-is-running-uhNdCpwSUT\">4. \u78ba\u4fdd\u4f3a\u670d\u5668\u6b63\u5728\u904b\u884c<\/h3>\n<p>\u6aa2\u67e5 PostgreSQL \u4f3a\u670d\u5668\u662f\u5426\u5728\u904b\u884c\u4e26\u63a5\u53d7\u9023\u63a5\u3002\u5982\u6709\u5fc5\u8981\uff0c\u91cd\u65b0\u555f\u52d5\u4f3a\u670d\u5668\u3002\u60a8\u9084\u53ef\u4ee5\u6aa2\u67e5\u4f3a\u670d\u5668\u65e5\u8a8c\u4ee5\u67e5\u627e\u53ef\u80fd\u63d0\u4f9b\u9032\u4e00\u6b65\u898b\u89e3\u7684\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"conclusion-uhNdCpwSUT\">\u7d50\u8ad6<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection \u53ef\u80fd\u6703\u4ee4\u4eba\u6cae\u55aa\uff0c\u4f46\u901a\u904e\u6b63\u78ba\u7684\u6545\u969c\u6392\u9664\u6b65\u9a5f\uff0c\u53ef\u4ee5\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u901a\u904e\u9a57\u8b49\u4f3a\u670d\u5668\u5730\u5740\u3001\u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u914d\u7f6e\u3001\u9a57\u8b49\u6191\u64da\u4ee5\u53ca\u78ba\u4fdd\u4f3a\u670d\u5668\u6b63\u5728\u904b\u884c\uff0c\u60a8\u53ef\u4ee5\u514b\u670d\u6b64\u932f\u8aa4\u4e26\u6210\u529f\u5efa\u7acb\u8207 PostgreSQL \u4f3a\u670d\u5668\u7684\u9023\u63a5\u3002<\/p>\n<h2 id=\"summary-uhNdCpwSUT\">\u7e3d\u7d50<\/h2>\n<p>\u5982\u679c\u60a8\u9047\u5230 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a08001 &#8211; sqlclient_unable_to_establish_sqlconnection\uff0c\u9019\u610f\u5473\u8457\u60a8\u7684\u5ba2\u6236\u7aef\u61c9\u7528\u7a0b\u5e8f\u7121\u6cd5\u8207 PostgreSQL \u4f3a\u670d\u5668\u5efa\u7acb\u9023\u63a5\u3002\u6b64\u932f\u8aa4\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u4f8b\u5982\u4f3a\u670d\u5668\u5730\u5740\u6216\u7aef\u53e3\u4e0d\u6b63\u78ba\u3001\u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\u554f\u984c\u3001\u7121\u6548\u7684\u6191\u64da\u6216\u4f3a\u670d\u5668\u672a\u904b\u884c\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u9a57\u8b49\u4f3a\u670d\u5668\u5730\u5740\u548c\u7aef\u53e3\u3001\u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u914d\u7f6e\u3001\u9a57\u8b49\u6191\u64da\u4e26\u78ba\u4fdd\u4f3a\u670d\u5668\u6b63\u5728\u904b\u884c\u3002\u5c0d\u65bc\u53ef\u9760\u4e14\u9ad8\u6548\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\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-20814","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20814","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=20814"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20814\/revisions"}],"predecessor-version":[{"id":24270,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20814\/revisions\/24270"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}