{"id":21316,"date":"2024-01-02T07:21:26","date_gmt":"2024-01-02T07:21:26","guid":{"rendered":"https:\/\/server.hk\/blog\/21316\/"},"modified":"2024-11-14T10:36:54","modified_gmt":"2024-11-14T02:36:54","slug":"how-to-fix-postgresql-error-code-22p02-invalid_text_representation","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21316\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22P02 &#8211; invalid_text_representation"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-22p02-invalid_text_representation-pqbJmVaOFG\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22P02 &#8211; invalid_text_representation<\/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\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u5834\u666f\u3002\u7136\u800c\uff0c\u50cf\u6240\u6709\u8edf\u9ad4\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u9047\u5230\u53ef\u80fd\u5e72\u64fe\u5176\u6b63\u5e38\u904b\u4f5c\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u5c31\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22P02 &#8211; invalid_text_representation\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\u4e26\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u4f86\u4fee\u5fa9\u5b83\u3002<\/p>\n<h2 id=\"understanding-the-error-pqbJmVaOFG\">\u4e86\u89e3\u932f\u8aa4<\/h2>\n<p>\u7576\u5617\u8a66\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u6578\u503c\u6216\u5e03\u723e\u503c\u6642\uff0c\u5982\u679c\u8a72\u5b57\u7b26\u4e32\u4e0d\u4ee3\u8868\u4e00\u500b\u6709\u6548\u7684\u6578\u503c\u6216\u5e03\u723e\u503c\uff0c\u5c31\u6703\u51fa\u73fe PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22P02 &#8211; invalid_text_representation\u3002\u9019\u7a2e\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u6d89\u53ca\u6578\u64da\u985e\u578b\u8f49\u63db\uff08\u5982\u985e\u578b\u8f49\u63db\u6216\u89e3\u6790\uff09\u7684\u64cd\u4f5c\u4e2d\u3002<\/p>\n<h2 id=\"possible-causes-pqbJmVaOFG\">\u53ef\u80fd\u7684\u6210\u56e0<\/h2>\n<p>\u5c0e\u81f4\u6b64\u932f\u8aa4\u7684\u6f5b\u5728\u539f\u56e0\u6709\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u7121\u6548\u8f38\u5165\uff1a<\/strong> \u8981\u8f49\u63db\u7684\u5b57\u7b26\u4e32\u5305\u542b\u76ee\u6a19\u6578\u64da\u985e\u578b\u4e0d\u5141\u8a31\u7684\u5b57\u7b26\u6216\u7b26\u865f\u3002\u4f8b\u5982\uff0c\u5617\u8a66\u5c07\u5b57\u7b26\u4e32 &#8220;abc&#8221; \u8f49\u63db\u70ba\u6578\u503c\u5c07\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u683c\u5f0f\u4e0d\u6b63\u78ba\uff1a<\/strong> \u5b57\u7b26\u4e32\u8207\u76ee\u6a19\u6578\u64da\u985e\u578b\u7684\u9810\u671f\u683c\u5f0f\u4e0d\u7b26\u3002\u4f8b\u5982\uff0c\u5617\u8a66\u5c07\u5e36\u6709\u5c0f\u6578\u9ede\u7684\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u6574\u6578\u5c07\u89f8\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u5730\u5340\u8a2d\u7f6e\uff1a<\/strong> \u6b64\u932f\u8aa4\u4e5f\u53ef\u80fd\u662f\u7531\u65bc\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u5730\u5340\u8a2d\u7f6e\u5dee\u7570\u5f15\u8d77\u7684\u3002\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u7684\u5c0f\u6578\u5206\u9694\u7b26\u6216\u5343\u4f4d\u5206\u9694\u7b26\u53ef\u80fd\u8207\u9810\u671f\u683c\u5f0f\u4e0d\u5339\u914d\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-pqbJmVaOFG\">\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u8981\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22P02 &#8211; invalid_text_representation\uff0c\u60a8\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-identify-the-problematic-query-pqbJmVaOFG\">1. \u8b58\u5225\u5f15\u8d77\u554f\u984c\u7684\u67e5\u8a62<\/h3>\n<p>\u9996\u5148\uff0c\u8981\u78ba\u5b9a\u89f8\u767c\u932f\u8aa4\u7684\u67e5\u8a62\u6216\u64cd\u4f5c\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u6aa2\u67e5\u932f\u8aa4\u6d88\u606f\u548c\u76f8\u61c9\u7684\u4ee3\u78bc\u884c\u4f86\u5b8c\u6210\u6b64\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"2-check-the-input-data-pqbJmVaOFG\">2. \u6aa2\u67e5\u8f38\u5165\u6578\u64da<\/h3>\n<p>\u6aa2\u67e5\u8981\u9032\u884c\u8f49\u63db\u7684\u8f38\u5165\u6578\u64da\u3002\u78ba\u4fdd\u5176\u683c\u5f0f\u6b63\u78ba\uff0c\u4e26\u4e14\u4e0d\u5305\u542b\u4efb\u4f55\u7121\u6548\u7684\u5b57\u7b26\u6216\u7b26\u865f\u3002\u5982\u6709\u5fc5\u8981\uff0c\u8acb\u5c0d\u8f38\u5165\u6578\u64da\u9032\u884c\u6e05\u7406\uff0c\u522a\u9664\u4efb\u4f55\u975e\u6578\u503c\u6216\u975e\u5e03\u723e\u5143\u7d20\u3002<\/p>\n<h3 id=\"3-use-data-type-casting-pqbJmVaOFG\">3. \u4f7f\u7528\u6578\u64da\u985e\u578b\u8f49\u63db<\/h3>\n<p>\u5982\u679c\u6b63\u5728\u57f7\u884c\u986f\u5f0f\u7684\u6578\u64da\u985e\u578b\u8f49\u63db\uff0c\u8acb\u4f7f\u7528 PostgreSQL \u63d0\u4f9b\u7684\u9069\u7576\u8f49\u63db\u51fd\u6578\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u9700\u8981\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u6574\u6578\uff0c\u8acb\u4f7f\u7528\u76ee\u6a19\u6578\u64da\u985e\u578b\u7684 <code>CAST<\/code> \u51fd\u6578\u6216 <code>::<\/code> \u904b\u7b97\u7b26\u3002<\/p>\n<pre><code>SELECT '123'::integer;\r\n<\/code><\/pre>\n<h3 id=\"4-adjust-locale-settings-pqbJmVaOFG\">4. \u8abf\u6574\u5730\u5340\u8a2d\u7f6e<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u8207\u5730\u5340\u8a2d\u7f6e\u6709\u95dc\uff0c\u60a8\u53ef\u4ee5\u4fee\u6539\u914d\u7f6e\u4ee5\u5339\u914d\u9810\u671f\u683c\u5f0f\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e\u9069\u7576\u7684\u74b0\u5883\u8b8a\u91cf\u6216\u4fee\u6539 PostgreSQL \u914d\u7f6e\u6587\u4ef6\u4f86\u5b8c\u6210\u3002<\/p>\n<h3 id=\"5-handle-exceptions-pqbJmVaOFG\">5. \u8655\u7406\u7570\u5e38<\/h3>\n<p>\u70ba\u4e86\u9632\u6b62\u932f\u8aa4\u4f7f\u61c9\u7528\u7a0b\u5e8f\u5d29\u6f70\uff0c\u8acb\u8003\u616e\u5be6\u65bd\u7570\u5e38\u8655\u7406\u6a5f\u5236\u3002\u9019\u5c07\u4f7f\u60a8\u80fd\u5920\u6355\u6349\u932f\u8aa4\u4e26\u512a\u96c5\u5730\u8655\u7406\u5b83\uff0c\u70ba\u7528\u6236\u63d0\u4f9b\u9069\u7576\u7684\u53cd\u994b\u3002<\/p>\n<h2 id=\"summary-pqbJmVaOFG\">\u6458\u8981<\/h2>\n<p>\u7576\u5617\u8a66\u5c07\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u6578\u503c\u6216\u5e03\u723e\u503c\uff0c\u4f46\u8a72\u5b57\u7b26\u4e32\u5c0d\u65bc\u76ee\u6a19\u6578\u64da\u985e\u578b\u7121\u6548\u6642\uff0cPostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22P02 &#8211; invalid_text_representation \u5c31\u6703\u51fa\u73fe\u3002\u8981\u89e3\u6c7a\u6b64\u932f\u8aa4\uff0c\u8acb\u8b58\u5225\u5f15\u8d77\u554f\u984c\u7684\u67e5\u8a62\uff0c\u6aa2\u67e5\u8f38\u5165\u6578\u64da\uff0c\u4f7f\u7528\u6578\u64da\u985e\u578b\u8f49\u63db\uff0c\u5982\u6709\u5fc5\u8981\u8acb\u8abf\u6574\u5730\u5340\u8a2d\u7f6e\uff0c\u4e26\u5be6\u65bd\u7570\u5e38\u8655\u7406\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u7684\u9ad8\u6027\u80fd VPS \u8a17\u7ba1\u670d\u52d9\u65e8\u5728\u6eff\u8db3\u60a8\u7684\u5177\u9ad4\u9700\u6c42\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":[4925],"tags":[],"class_list":["post-21316","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21316","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=21316"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21316\/revisions"}],"predecessor-version":[{"id":24197,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21316\/revisions\/24197"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}