{"id":20808,"date":"2024-01-02T06:17:23","date_gmt":"2024-01-02T06:17:23","guid":{"rendered":"https:\/\/server.hk\/blog\/20808\/"},"modified":"2024-11-14T10:38:16","modified_gmt":"2024-11-14T02:38:16","slug":"how-to-fix-postgresql-error-code-02000-no_data","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20808\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-02000-no_data-oHILyLSNRG\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data<\/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\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u3002\u7136\u800c\uff0c\u50cf\u6240\u6709\u8edf\u9ad4\u4e00\u6a23\uff0c\u5b83\u5728\u904b\u884c\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\uff0c\u9019\u4e9b\u932f\u8aa4\u6703\u5e72\u64fe\u5176\u6b63\u5e38\u64cd\u4f5c\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u542b\u7fa9\uff0c\u4e26\u63d0\u4f9b\u4fee\u5fa9\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"understanding-postgresql-error-code-02000-no_data-oHILyLSNRG\">\u7406\u89e3 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data<\/h2>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6642\uff0c\u60a8\u53ef\u80fd\u6703\u9047\u5230\u5e36\u6709\u932f\u8aa4\u4ee3\u78bc 02000 \u7684\u932f\u8aa4\u4fe1\u606f &#8220;no_data&#8221;\u3002\u8a72\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u4e00\u500b\u67e5\u8a62\u6216\u64cd\u4f5c\u672a\u8fd4\u56de\u4efb\u4f55\u6578\u64da\u6642\u3002\u9019\u610f\u5473\u8457\u67e5\u8a62\u5df2\u6210\u529f\u57f7\u884c\uff0c\u4f46\u7d50\u679c\u96c6\u662f\u7a7a\u7684\u3002<\/p>\n<p>\u51fa\u73fe\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u53ef\u80fd\u6709\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li>\u67e5\u8a62\u689d\u4ef6\u4e0d\u6eff\u8db3\uff0c\u5c0e\u81f4\u7d50\u679c\u96c6\u70ba\u7a7a\u3002<\/li>\n<li>\u60a8\u8981\u67e5\u627e\u7684\u6578\u64da\u5728\u6578\u64da\u5eab\u4e2d\u4e0d\u5b58\u5728\u3002<\/li>\n<li>\u67e5\u8a62\u8a9e\u6cd5\u6216\u908f\u8f2f\u5b58\u5728\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-postgresql-error-code-02000-no_data-oHILyLSNRG\">\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data<\/h2>\n<p>\u8981\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data\uff0c\u60a8\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-review-the-query-oHILyLSNRG\">1. \u5be9\u6838\u67e5\u8a62<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u89f8\u767c\u932f\u8aa4\u7684\u67e5\u8a62\u3002\u6aa2\u67e5\u689d\u4ef6\u3001\u904e\u6ffe\u5668\u548c\u806f\u63a5\uff0c\u78ba\u4fdd\u5b83\u5011\u662f\u6b63\u78ba\u7684\u3002\u78ba\u4fdd\u67e5\u8a62\u91dd\u5c0d\u7684\u662f\u6b63\u78ba\u7684\u8868\u548c\u5217\u3002<\/p>\n<p>\u8003\u616e\u4f7f\u7528 PostgreSQL \u7684\u547d\u4ee4\u884c\u754c\u9762\u6216\u50cf pgAdmin \u9019\u6a23\u7684\u5716\u5f62\u5de5\u5177\u4f86\u57f7\u884c\u67e5\u8a62\u4e26\u9a57\u8b49\u7d50\u679c\u3002\u9019\u53ef\u4ee5\u5e6b\u52a9\u60a8\u8b58\u5225\u67e5\u8a62\u908f\u8f2f\u6216\u6578\u64da\u53ef\u7528\u6027\u4e0a\u7684\u4efb\u4f55\u554f\u984c\u3002<\/p>\n<h3 id=\"2-check-the-data-oHILyLSNRG\">2. \u6aa2\u67e5\u6578\u64da<\/h3>\n<p>\u5982\u679c\u67e5\u8a62\u662f\u6b63\u78ba\u7684\uff0c\u5247\u5fc5\u9808\u78ba\u8a8d\u60a8\u6240\u67e5\u627e\u7684\u6578\u64da\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5728\u3002\u4ed4\u7d30\u6aa2\u67e5\u60a8\u5728\u67e5\u8a62\u689d\u4ef6\u4e2d\u4f7f\u7528\u7684\u503c\uff0c\u4e26\u8207\u8868\u4e2d\u7684\u5be6\u969b\u6578\u64da\u9032\u884c\u6bd4\u8f03\u3002<\/p>\n<p>\u78ba\u4fdd\u60a8\u67e5\u8a62\u7684\u6578\u64da\u672a\u88ab\u522a\u9664\u6216\u4fee\u6539\u3002\u5982\u6709\u9700\u8981\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u67e5\u8a62\u6216\u5de5\u5177\u4f86\u6aa2\u67e5\u6578\u64da\u4e26\u78ba\u8a8d\u5176\u5b58\u5728\u3002<\/p>\n<h3 id=\"3-debug-the-query-oHILyLSNRG\">3. \u8abf\u8a66\u67e5\u8a62<\/h3>\n<p>\u5982\u679c\u67e5\u8a62\u548c\u6578\u64da\u90fd\u662f\u6b63\u78ba\u7684\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u9032\u4e00\u6b65\u8abf\u8a66\u67e5\u8a62\u3002\u8003\u616e\u6dfb\u52a0\u8abf\u8a66\u8a9e\u53e5\u6216\u65e5\u8a8c\u4f86\u8ddf\u8e2a\u67e5\u8a62\u57f7\u884c\u4e26\u8b58\u5225\u4efb\u4f55\u610f\u5916\u884c\u70ba\u3002<\/p>\n<p>\u6aa2\u67e5\u67e5\u8a62\u57f7\u884c\u8a08\u5283\uff0c\u4ee5\u4e86\u89e3 PostgreSQL \u5982\u4f55\u8655\u7406\u67e5\u8a62\u3002\u67e5\u627e\u4efb\u4f55\u6027\u80fd\u554f\u984c\u3001\u7f3a\u5931\u7684\u7d22\u5f15\u6216\u4e0d\u7406\u60f3\u7684\u67e5\u8a62\u8a08\u5283\uff0c\u9019\u4e9b\u90fd\u53ef\u80fd\u5c0e\u81f4\u7d50\u679c\u96c6\u70ba\u7a7a\u3002<\/p>\n<h3 id=\"4-seek-help-from-the-community-oHILyLSNRG\">4. \u5c0b\u6c42\u793e\u5340\u7684\u5e6b\u52a9<\/h3>\n<p>\u5982\u679c\u60a8\u4ecd\u7136\u7121\u6cd5\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data\uff0c\u5247\u5c0b\u6c42 PostgreSQL \u793e\u5340\u7684\u5e6b\u52a9\u53ef\u80fd\u6703\u6709\u6240\u5e6b\u52a9\u3002\u5404\u7a2e\u5728\u7dda\u8ad6\u58c7\u3001\u90f5\u4ef6\u5217\u8868\u548c\u793e\u5340\u9a45\u52d5\u7684\u8cc7\u6e90\u53ef\u4ee5\u8b93\u60a8\u5c0b\u6c42\u5e6b\u52a9\u3002<\/p>\n<p>\u8a73\u7d30\u63cf\u8ff0\u60a8\u7684\u554f\u984c\uff0c\u5305\u62ec\u67e5\u8a62\u3001\u8868\u7d50\u69cb\u53ca\u4efb\u4f55\u76f8\u95dc\u4fe1\u606f\u3002\u793e\u5340\u6210\u54e1\u901a\u5e38\u5177\u5099\u8c50\u5bcc\u7684\u77e5\u8b58\uff0c\u6a02\u610f\u63d0\u4f9b\u6307\u5c0e\u548c\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"summary-oHILyLSNRG\">\u6458\u8981<\/h2>\n<p>\u7e3d\u4e4b\uff0cPostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data \u8868\u793a\u67e5\u8a62\u5df2\u6210\u529f\u57f7\u884c\uff0c\u4f46\u8fd4\u56de\u4e86\u7a7a\u7684\u7d50\u679c\u96c6\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u5be9\u6838\u67e5\u8a62\u3001\u6aa2\u67e5\u6578\u64da\u3001\u5fc5\u8981\u6642\u9032\u884c\u67e5\u8a62\u8abf\u8a66\uff0c\u4e26\u5728\u9700\u8981\u6642\u5c0b\u6c42 PostgreSQL \u793e\u5340\u7684\u5e6b\u52a9\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9047\u5230 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a02000 &#8211; no_data \u6216\u4efb\u4f55\u5176\u4ed6\u8207\u6578\u64da\u5eab\u76f8\u95dc\u7684\u554f\u984c\uff0c\u8003\u616e\u67e5\u770b <a href=\"https:\/\/server.hk\">Server.HK<\/a> \u4ee5\u7372\u53d6\u53ef\u9760\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\u3002\u4ed6\u5011\u7684\u5c08\u696d\u77e5\u8b58\u548c\u652f\u6301\u53ef\u4ee5\u5e6b\u52a9\u60a8\u512a\u5316 PostgreSQL \u74b0\u5883\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u9806\u5229\u904b\u884c\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-20808","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20808","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=20808"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20808\/revisions"}],"predecessor-version":[{"id":24281,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20808\/revisions\/24281"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20808"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20808"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20808"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}