{"id":96714,"date":"2024-10-20T11:45:32","date_gmt":"2024-10-20T03:45:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96714\/"},"modified":"2024-10-20T11:45:33","modified_gmt":"2024-10-20T03:45:33","slug":"postgresql-02000-no_data-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96714\/","title":{"rendered":"PostgreSQL 02000: no_data \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"postgresql-02000-no_data-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-nrzwMbIYuH\">PostgreSQL 02000: no_data \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u300c02000: no_data\u300d\u5831\u932f\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u67e5\u8a62\u672a\u8fd4\u56de\u4efb\u4f55\u6578\u64da\uff0c\u9019\u53ef\u80fd\u662f\u7531\u65bc\u591a\u7a2e\u539f\u56e0\u9020\u6210\u7684\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\u3001\u6545\u969c\u4fee\u5fa9\u65b9\u6cd5\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u9060\u7a0b\u8655\u7406\u3002<\/p>\n<h2 id=\"02000-no_data-%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-nrzwMbIYuH\">02000: no_data \u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>02000 \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u57f7\u884c SQL \u67e5\u8a62\u6642\uff0c\u7576\u67e5\u8a62\u7684\u7d50\u679c\u96c6\u70ba\u7a7a\u6642\u5c31\u6703\u89f8\u767c\u9019\u500b\u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u80fd\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u689d\u4ef6\u4e0d\u6b63\u78ba\uff1a<\/strong>\u5982\u679c\u67e5\u8a62\u7684\u689d\u4ef6\u904e\u65bc\u56b4\u683c\uff0c\u53ef\u80fd\u5c0e\u81f4\u6c92\u6709\u7b26\u5408\u689d\u4ef6\u7684\u6578\u64da\u8fd4\u56de\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u4e2d\u7121\u6578\u64da\uff1a<\/strong>\u5982\u679c\u76ee\u6a19\u8868\u4e2d\u6c92\u6709\u4efb\u4f55\u6578\u64da\uff0c\u81ea\u7136\u6703\u8fd4\u56de\u7a7a\u7d50\u679c\u3002<\/li>\n<li><strong>\u9023\u63a5\u554f\u984c\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u5eab\u9023\u63a5\u4e0d\u7a69\u5b9a\u4e5f\u53ef\u80fd\u5c0e\u81f4\u67e5\u8a62\u7121\u6cd5\u6b63\u78ba\u57f7\u884c\u3002<\/li>\n<li><strong>\u6b0a\u9650\u554f\u984c\uff1a<\/strong>\u7528\u6236\u53ef\u80fd\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f\u7279\u5b9a\u7684\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%96%b9%e6%b3%95-nrzwMbIYuH\">\u6545\u969c\u4fee\u5fa9\u65b9\u6cd5<\/h2>\n<p>\u7576\u9047\u5230\u300c02000: no_data\u300d\u932f\u8aa4\u6642\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6545\u969c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-nrzwMbIYuH\">1. \u6aa2\u67e5\u67e5\u8a62\u8a9e\u53e5<\/h3>\n<pre><code>SELECT * FROM your_table WHERE your_condition;<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5 SQL \u67e5\u8a62\u8a9e\u53e5\u662f\u5426\u6b63\u78ba\u3002\u78ba\u4fdd\u67e5\u8a62\u689d\u4ef6\u662f\u5408\u7406\u7684\uff0c\u4e26\u4e14\u80fd\u5920\u5339\u914d\u5230\u6578\u64da\u3002<\/p>\n<h3 id=\"2-%e9%a9%97%e8%ad%89%e6%95%b8%e6%93%9a%e5%ad%98%e5%9c%a8%e6%80%a7-nrzwMbIYuH\">2. \u9a57\u8b49\u6578\u64da\u5b58\u5728\u6027<\/h3>\n<p>\u4f7f\u7528\u7c21\u55ae\u7684\u67e5\u8a62\u4f86\u78ba\u8a8d\u76ee\u6a19\u8868\u4e2d\u662f\u5426\u6709\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT COUNT(*) FROM your_table;<\/code><\/pre>\n<p>\u5982\u679c\u8fd4\u56de\u7684\u8a08\u6578\u70ba 0\uff0c\u5247\u8868\u793a\u8868\u4e2d\u6c92\u6709\u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-nrzwMbIYuH\">3. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u78ba\u4fdd\u57f7\u884c\u67e5\u8a62\u7684\u7528\u6236\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f\u8a72\u8868\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\uff1a<\/p>\n<pre><code>SELECT * FROM information_schema.role_table_grants WHERE table_name = 'your_table';<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e9%80%a3%e6%8e%a5%e7%8b%80%e6%85%8b-nrzwMbIYuH\">4. \u6aa2\u67e5\u9023\u63a5\u72c0\u614b<\/h3>\n<p>\u5982\u679c\u61f7\u7591\u662f\u9023\u63a5\u554f\u984c\uff0c\u53ef\u4ee5\u91cd\u65b0\u555f\u52d5\u6578\u64da\u5eab\u670d\u52d9\uff0c\u4e26\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\u662f\u5426\u6b63\u5e38\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-nrzwMbIYuH\">\u9060\u7a0b\u8655\u7406<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7279\u5225\u662f\u7576\u6578\u64da\u5eab\u90e8\u7f72\u5728\u9060\u7a0b\u4f3a\u670d\u5668\u4e0a\u6642\uff0c\u53ef\u80fd\u9700\u8981\u9032\u884c\u9060\u7a0b\u6545\u969c\u6392\u9664\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 SSH \u9023\u63a5\uff1a<\/strong>\u901a\u904e SSH \u9023\u63a5\u5230\u9060\u7a0b\u4f3a\u670d\u5668\uff0c\u4e26\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u57f7\u884c\u67e5\u8a62\u3002<\/li>\n<li><strong>\u4f7f\u7528 pgAdmin \u6216\u5176\u4ed6\u7ba1\u7406\u5de5\u5177\uff1a<\/strong>\u9019\u4e9b\u5de5\u5177\u63d0\u4f9b\u4e86\u5716\u5f62\u754c\u9762\uff0c\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u57f7\u884c\u67e5\u8a62\u548c\u6aa2\u67e5\u6578\u64da\u3002<\/li>\n<li><strong>\u67e5\u770b\u65e5\u8a8c\u6587\u4ef6\uff1a<\/strong>\u6aa2\u67e5 PostgreSQL \u7684\u65e5\u8a8c\u6587\u4ef6\uff0c\u9019\u4e9b\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/var\/log\/postgresql\/ \u76ee\u9304\u4e0b\uff0c\u53ef\u4ee5\u63d0\u4f9b\u66f4\u591a\u7684\u932f\u8aa4\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-nrzwMbIYuH\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684\u300c02000: no_data\u300d\u932f\u8aa4\u96d6\u7136\u5e38\u898b\uff0c\u4f46\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u67e5\u8a62\u8a9e\u53e5\u3001\u6578\u64da\u5b58\u5728\u6027\u3001\u7528\u6236\u6b0a\u9650\u548c\u9023\u63a5\u72c0\u614b\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002\u6b64\u5916\uff0c\u5c0d\u65bc\u9060\u7a0b\u4f3a\u670d\u5668\u7684\u7ba1\u7406\uff0c\u4f7f\u7528 SSH \u548c\u7ba1\u7406\u5de5\u5177\u80fd\u5920\u63d0\u9ad8\u6545\u969c\u6392\u9664\u7684\u6548\u7387\u3002\u82e5\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u4f86\u904b\u884c PostgreSQL \u6578\u64da\u5eab\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5eab\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a PostgreSQL 02000: no_data \u932f\u8aa4\u7684\u6545\u969c\u4fee\u5fa9\u6307\u5357\uff0c\u63d0\u4f9b\u9060\u7a0b\u8655\u7406\u6280\u5de7\uff0c\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u6578\u64da\u5eab\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-96714","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96714","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=96714"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96714\/revisions"}],"predecessor-version":[{"id":96715,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96714\/revisions\/96715"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96714"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96714"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96714"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}