{"id":21288,"date":"2024-01-02T06:53:25","date_gmt":"2024-01-02T06:53:25","guid":{"rendered":"https:\/\/server.hk\/blog\/21288\/"},"modified":"2024-11-14T10:37:30","modified_gmt":"2024-11-14T02:37:30","slug":"how-to-fix-postgresql-error-code-22018-invalid_character_value_for_cast","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21288\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22018 &#8211; invalid_character_value_for_cast"},"content":{"rendered":"<h1>\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22018 &#8211; invalid_character_value_for_cast<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u3002\u7136\u800c\uff0c\u8207\u4efb\u4f55\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\uff0c\u5f71\u97ff\u5176\u529f\u80fd\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22018 &#8211; invalid_character_value_for_cast\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\uff0c\u4e26\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u4f86\u4fee\u5fa9\u5b83\u3002<\/p>\n<h2>\u4e86\u89e3\u932f\u8aa4<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22018 &#8211; invalid_character_value_for_cast \u767c\u751f\u5728\u5617\u8a66\u5c07\u5b57\u7b26\u5b57\u4e32\u8f49\u63db\u70ba\u6578\u503c\u6642\uff0c\u4f46\u8a72\u5b57\u4e32\u5305\u542b\u7121\u6cd5\u89e3\u91cb\u70ba\u6578\u5b57\u7684\u7121\u6548\u5b57\u7b26\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u5728\u9032\u884c\u6d89\u53ca\u985e\u578b\u8f49\u63db\u7684\u64cd\u4f5c\u6642\u51fa\u73fe\u3002<\/p>\n<h2>\u53ef\u80fd\u7684\u6210\u56e0<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u53ef\u80fd\u7531\u5e7e\u500b\u6f5b\u5728\u539f\u56e0\u5f15\u8d77\uff1a<\/p>\n<ul>\n<li><strong>\u7121\u6548\u7684\u8f38\u5165\uff1a<\/strong> \u6700\u5e38\u898b\u7684\u539f\u56e0\u662f\u63d0\u4f9b\u4e86\u5305\u542b\u975e\u6578\u5b57\u5b57\u7b26\u7684\u5b57\u7b26\u5b57\u4e32\uff0c\u7576\u5617\u8a66\u5c07\u5176\u8f49\u63db\u70ba\u6578\u503c\u6642\u3002<\/li>\n<li><strong>\u5730\u5340\u8a2d\u7f6e\uff1a<\/strong> \u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u932f\u8aa4\u53ef\u80fd\u8207\u4e0d\u6b63\u78ba\u7684\u5730\u5340\u8a2d\u7f6e\u6709\u95dc\uff0c\u9019\u6703\u5f71\u97ff\u6578\u5b57\u7684\u683c\u5f0f\u548c\u89e3\u91cb\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong> \u53e6\u4e00\u500b\u539f\u56e0\u53ef\u80fd\u662f\u5217\u7684\u6578\u64da\u985e\u578b\u8207\u63d2\u5165\u6216\u66f4\u65b0\u7684\u503c\u4e0d\u5339\u914d\u3002<\/li>\n<\/ul>\n<h2>\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22018 &#8211; invalid_character_value_for_cast\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3>1. \u6aa2\u67e5\u8f38\u5165\u6578\u64da<\/h3>\n<p>\u78ba\u4fdd\u60a8\u63d0\u4f9b\u7684\u8f38\u5165\u6578\u64da\u6709\u6548\u4e26\u4e14\u50c5\u5305\u542b\u6578\u5b57\u5b57\u7b26\u3002\u5982\u679c\u5b58\u5728\u4efb\u4f55\u975e\u6578\u5b57\u5b57\u7b26\uff0c\u8acb\u5728\u9032\u884c\u8f49\u63db\u4e4b\u524d\u5c07\u5176\u522a\u9664\u6216\u66ff\u63db\u3002<\/p>\n<h3>2. \u9a57\u8b49\u5730\u5340\u8a2d\u7f6e<\/h3>\n<p>\u6aa2\u67e5\u60a8 PostgreSQL \u6578\u64da\u5eab\u7684\u5730\u5340\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u5176\u6b63\u78ba\u914d\u7f6e\u3002\u4e0d\u6b63\u78ba\u7684\u5730\u5340\u8a2d\u7f6e\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u5b57\u683c\u5f0f\u548c\u89e3\u91cb\u51fa\u73fe\u554f\u984c\u3002\u5982\u6709\u5fc5\u8981\uff0c\u8abf\u6574\u8a2d\u7f6e\u4ee5\u5339\u914d\u6240\u9700\u7684\u683c\u5f0f\u3002<\/p>\n<h3>3. \u9a57\u8b49\u6578\u64da\u985e\u578b<\/h3>\n<p>\u6aa2\u67e5\u53c3\u8207\u64cd\u4f5c\u7684\u5217\u7684\u6578\u64da\u985e\u578b\u3002\u78ba\u4fdd\u5217\u7684\u6578\u64da\u985e\u578b\u8207\u63d2\u5165\u6216\u66f4\u65b0\u7684\u503c\u7684\u985e\u578b\u5339\u914d\u3002\u5982\u679c\u5b58\u5728\u4e0d\u5339\u914d\uff0c\u8acb\u4fee\u6539\u6578\u64da\u985e\u578b\u6216\u5728\u9032\u884c\u64cd\u4f5c\u4e4b\u524d\u5c07\u503c\u8f49\u63db\u70ba\u9069\u7576\u7684\u985e\u578b\u3002<\/p>\n<h3>4. \u4f7f\u7528\u9069\u7576\u7684\u8f49\u63db\u51fd\u6578<\/h3>\n<p>\u5728\u9032\u884c\u6578\u64da\u985e\u578b\u8f49\u63db\u6642\uff0c\u4f7f\u7528 PostgreSQL \u63d0\u4f9b\u7684\u9069\u7576\u8f49\u63db\u51fd\u6578\u3002\u4f8b\u5982\uff0c\u5982\u679c\u9700\u8981\u5c07\u5b57\u7b26\u5b57\u4e32\u8f49\u63db\u70ba\u6578\u503c\uff0c\u8acb\u4f7f\u7528 <code>CAST()<\/code> \u6216 <code>::<\/code> \u64cd\u4f5c\u7b26\u4ee5\u53ca\u76ee\u6a19\u6578\u64da\u985e\u578b\u3002<\/p>\n<pre><code>SELECT '123'::integer;\r\n<\/code><\/pre>\n<h3>5. \u8655\u7406\u4f8b\u5916\u60c5\u6cc1<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\u6216\u6846\u67b6\u8207 PostgreSQL \u4ea4\u4e92\uff0c\u8acb\u78ba\u4fdd\u6b63\u78ba\u8655\u7406\u4f8b\u5916\u60c5\u6cc1\u3002\u6355\u7372\u8207\u6578\u64da\u985e\u578b\u8f49\u63db\u76f8\u95dc\u7684\u4efb\u4f55\u4f8b\u5916\uff0c\u4e26\u901a\u904e\u63d0\u4f9b\u9069\u7576\u7684\u932f\u8aa4\u6d88\u606f\u6216\u5099\u9078\u64cd\u4f5c\u4f86\u59a5\u5584\u8655\u7406\u5b83\u5011\u3002<\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0cPostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a22018 &#8211; invalid_character_value_for_cast \u53ef\u80fd\u5728\u5617\u8a66\u5c07\u5305\u542b\u7121\u6548\u5b57\u7b26\u7684\u5b57\u7b26\u5b57\u4e32\u8f49\u63db\u70ba\u6578\u503c\u6642\u767c\u751f\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u78ba\u4fdd\u8f38\u5165\u6578\u64da\u6709\u6548\uff0c\u9a57\u8b49\u5730\u5340\u8a2d\u7f6e\uff0c\u9a57\u8b49\u6578\u64da\u985e\u578b\uff0c\u4f7f\u7528\u9069\u7576\u7684\u8f49\u63db\u51fd\u6578\uff0c\u4e26\u59a5\u5584\u8655\u7406\u4f8b\u5916\u60c5\u6cc1\u3002\u5982\u679c\u60a8\u9700\u8981\u53ef\u9760\u4e14\u9ad8\u6548\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u7684\u9999\u6e2f VPS \u8a17\u7ba1\u670d\u52d9\u65e8\u5728\u6eff\u8db3\u60a8\u7684\u7279\u5b9a\u9700\u6c42\uff0c\u4e26\u63d0\u4f9b\u5353\u8d8a\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\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-21288","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21288","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=21288"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21288\/revisions"}],"predecessor-version":[{"id":24233,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21288\/revisions\/24233"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}