{"id":21306,"date":"2024-01-02T07:11:24","date_gmt":"2024-01-02T07:11:24","guid":{"rendered":"https:\/\/server.hk\/blog\/21306\/"},"modified":"2024-11-14T10:37:07","modified_gmt":"2024-11-14T02:37:07","slug":"how-to-fix-postgresql-error-code-22002-null_value_no_indicator_parameter","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21306\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22002 &#8211; null_value_no_indicator_parameter"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-22002-null_value_no_indicator_parameter-stmoqnBavY\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22002 &#8211; null_value_no_indicator_parameter<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7136\u800c\uff0c\u50cf\u6240\u6709\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u9047\u5230\u6703\u5e72\u64fe\u6b63\u5e38\u904b\u4f5c\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22002 &#8211; null_value_no_indicator_parameter\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u9010\u6b65\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u4fee\u5fa9\u5b83\u3002<\/p>\n<h2 id=\"understanding-the-error-stmoqnBavY\">\u7406\u89e3\u932f\u8aa4<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22002 &#8211; null_value_no_indicator_parameter \u767c\u751f\u5728\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u4e00\u500b\u5728\u8868\u4e2d\u5b9a\u7fa9\u70ba NOT NULL \u7684\u6b04\u4f4d\u6642\uff0c\u537b\u672a\u63d0\u4f9b\u8a72\u6b04\u4f4d\u7684\u503c\u3002\u6b64\u932f\u8aa4\u8868\u793a\u7f3a\u5c11\u5fc5\u8981\u7684\u6b04\u4f4d\uff0cPostgreSQL \u7121\u6cd5\u7e7c\u7e8c\u9032\u884c\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"possible-causes-stmoqnBavY\">\u53ef\u80fd\u7684\u539f\u56e0<\/h2>\n<p>\u60a8\u53ef\u80fd\u6703\u9047\u5230\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u6709\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u7f3a\u5c11\u503c\uff1a<\/strong>\u6700\u5e38\u898b\u7684\u539f\u56e0\u662f\u5fd8\u8a18\u70ba\u5b9a\u7fa9\u70ba NOT NULL \u7684\u6b04\u4f4d\u63d0\u4f9b\u503c\u3002<\/li>\n<li><strong>\u6b04\u4f4d\u9806\u5e8f\u4e0d\u6b63\u78ba\uff1a<\/strong>\u5982\u679c\u60a8\u6b63\u5728\u5411\u7279\u5b9a\u6b04\u4f4d\u63d2\u5165\u503c\uff0c\u8acb\u78ba\u4fdd\u9806\u5e8f\u8207\u8868\u7684\u6b04\u4f4d\u9806\u5e8f\u76f8\u7b26\u3002<\/li>\n<li><strong>\u6b04\u4f4d\u540d\u7a31\u4e0d\u6b63\u78ba\uff1a<\/strong>\u4ed4\u7d30\u6aa2\u67e5\u60a8\u5728\u67e5\u8a62\u4e2d\u5f15\u7528\u7684\u6b04\u4f4d\u540d\u7a31\u662f\u5426\u6b63\u78ba\u3002<\/li>\n<li><strong>\u89f8\u767c\u5668\u6216\u898f\u5247\uff1a<\/strong>\u5982\u679c\u60a8\u5728\u8868\u4e0a\u5b9a\u7fa9\u4e86\u89f8\u767c\u5668\u6216\u898f\u5247\uff0c\u5b83\u5011\u53ef\u80fd\u6703\u5e72\u64fe\u63d2\u5165\u6216\u66f4\u65b0\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-stmoqnBavY\">\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u8981\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22002 &#8211; null_value_no_indicator_parameter\uff0c\u8acb\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"step-1-identify-the-affected-table-stmoqnBavY\">\u6b65\u9a5f 1\uff1a\u8b58\u5225\u53d7\u5f71\u97ff\u7684\u8868<\/h3>\n<p>\u78ba\u5b9a\u662f\u54ea\u4e00\u500b\u8868\u5c0e\u81f4\u932f\u8aa4\u3002\u9019\u53ef\u4ee5\u901a\u904e\u6aa2\u67e5\u932f\u8aa4\u6d88\u606f\u6216\u67e5\u770b\u89f8\u767c\u932f\u8aa4\u7684\u67e5\u8a62\u4f86\u5b8c\u6210\u3002<\/p>\n<h3 id=\"step-2-check-column-definitions-stmoqnBavY\">\u6b65\u9a5f 2\uff1a\u6aa2\u67e5\u6b04\u4f4d\u5b9a\u7fa9<\/h3>\n<p>\u6aa2\u67e5\u8868\u7684\u6b04\u4f4d\u5b9a\u7fa9\uff0c\u4ee5\u8b58\u5225 NOT NULL \u6b04\u4f4d\u3002\u78ba\u4fdd\u60a8\u5728\u67e5\u8a62\u4e2d\u70ba\u6240\u6709\u9019\u4e9b\u6b04\u4f4d\u63d0\u4f9b\u503c\u3002<\/p>\n<h3 id=\"step-3-verify-column-order-stmoqnBavY\">\u6b65\u9a5f 3\uff1a\u9a57\u8b49\u6b04\u4f4d\u9806\u5e8f<\/h3>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5411\u7279\u5b9a\u6b04\u4f4d\u63d2\u5165\u503c\uff0c\u8acb\u78ba\u4fdd\u9806\u5e8f\u8207\u8868\u7684\u6b04\u4f4d\u9806\u5e8f\u76f8\u7b26\u3002\u6216\u8005\uff0c\u60a8\u53ef\u4ee5\u5728\u67e5\u8a62\u4e2d\u660e\u78ba\u6307\u5b9a\u6b04\u4f4d\u540d\u7a31\uff0c\u4ee5\u907f\u514d\u4efb\u4f55\u6df7\u6dc6\u3002<\/p>\n<h3 id=\"step-4-check-column-names-stmoqnBavY\">\u6b65\u9a5f 4\uff1a\u6aa2\u67e5\u6b04\u4f4d\u540d\u7a31<\/h3>\n<p>\u4ed4\u7d30\u6aa2\u67e5\u60a8\u5728\u67e5\u8a62\u4e2d\u5f15\u7528\u7684\u6b04\u4f4d\u540d\u7a31\u662f\u5426\u6b63\u78ba\u3002\u7c21\u55ae\u7684\u62fc\u5beb\u932f\u8aa4\u53ef\u80fd\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/p>\n<h3 id=\"step-5-disable-triggers-or-rules-stmoqnBavY\">\u6b65\u9a5f 5\uff1a\u7981\u7528\u89f8\u767c\u5668\u6216\u898f\u5247<\/h3>\n<p>\u5982\u679c\u60a8\u61f7\u7591\u89f8\u767c\u5668\u6216\u898f\u5247\u5c0e\u81f4\u932f\u8aa4\uff0c\u8acb\u66ab\u6642\u7981\u7528\u5b83\u5011\u4e26\u91cd\u65b0\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u64cd\u4f5c\u3002\u5982\u679c\u932f\u8aa4\u4e0d\u518d\u767c\u751f\uff0c\u60a8\u53ef\u4ee5\u8abf\u67e5\u89f8\u767c\u5668\u6216\u898f\u5247\u4ee5\u627e\u51fa\u6839\u672c\u539f\u56e0\u3002<\/p>\n<h2 id=\"summary-stmoqnBavY\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u4e4b\uff0cPostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22002 &#8211; null_value_no_indicator_parameter \u767c\u751f\u5728\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u4e00\u884c\u8cc7\u6599\u6642\uff0c\u537b\u672a\u63d0\u4f9b\u5b9a\u7fa9\u70ba NOT NULL \u7684\u6b04\u4f4d\u7684\u503c\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u78ba\u4fdd\u70ba\u6240\u6709 NOT NULL \u6b04\u4f4d\u63d0\u4f9b\u503c\uff0c\u9a57\u8b49\u6b04\u4f4d\u9806\u5e8f\uff0c\u6aa2\u67e5\u6b04\u4f4d\u540d\u7a31\u7684\u6b63\u78ba\u6027\uff0c\u4e26\u5728\u5fc5\u8981\u6642\u8003\u616e\u7981\u7528\u89f8\u767c\u5668\u6216\u898f\u5247\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9047\u5230\u6b64\u932f\u8aa4\u6216\u9700\u8981 PostgreSQL \u8a17\u7ba1\u7684\u5354\u52a9\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a> \u63d0\u4f9b\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\u3002\u6211\u5011\u7d93\u9a57\u8c50\u5bcc\u7684\u5718\u968a\u53ef\u4ee5\u5e6b\u52a9\u60a8\u89e3\u6c7a\u4efb\u4f55\u8207 PostgreSQL \u76f8\u95dc\u7684\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u6d41\u7684\u8a17\u7ba1\u670d\u52d9\u3002<\/p>\n<p>&#8220;`<\/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":[4925],"tags":[],"class_list":["post-21306","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21306","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=21306"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21306\/revisions"}],"predecessor-version":[{"id":24209,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21306\/revisions\/24209"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}