{"id":20806,"date":"2024-01-02T06:15:25","date_gmt":"2024-01-02T06:15:25","guid":{"rendered":"https:\/\/server.hk\/blog\/20806\/"},"modified":"2024-11-14T10:38:18","modified_gmt":"2024-11-14T02:38:18","slug":"how-to-fix-postgresql-error-code-01004-string_data_right_truncation","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20806\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-01004-string_data_right_truncation-ncxtDVwzNr\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation<\/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\u4e0d\u540c\u7684\u5834\u5408\u3002\u7136\u800c\uff0c\u8207\u5176\u4ed6\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\uff0c\u5c0e\u81f4\u6b63\u5e38\u904b\u884c\u4e2d\u65b7\u3002PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation \u662f\u5176\u4e2d\u4e00\u500b\u5e38\u898b\u932f\u8aa4\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\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 id=\"understanding-the-error-ncxtDVwzNr\">\u7406\u89e3\u6b64\u932f\u8aa4<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation \u767c\u751f\u5728\u63d2\u5165\u6216\u66f4\u65b0\u7684\u5b57\u7b26\u4e32\u6578\u64da\u904e\u9577\uff0c\u8d85\u904e\u4e86\u5217\u5b9a\u7fa9\u7684\u9577\u5ea6\u6642\u3002\u6b64\u932f\u8aa4\u662f\u70ba\u4e86\u9632\u6b62\u6578\u64da\u640d\u5931\u6216\u6578\u64da\u88ab\u622a\u65b7\u4ee5\u7b26\u5408\u5217\u7684\u9577\u5ea6\u800c\u89f8\u767c\u7684\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u82e5\u60a8\u6709\u4e00\u500b\u5b9a\u7fa9\u70ba VARCHAR(10) \u7684\u5217\uff0c\u800c\u5617\u8a66\u63d2\u5165\u4e00\u500b\u5305\u542b 15 \u500b\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\uff0c\u5247\u6703\u89f8\u767c\u6b64\u932f\u8aa4\u3002\u932f\u8aa4\u8a0a\u606f\u5c07\u63d0\u4f9b\u6709\u95dc\u5728\u54ea\u500b\u8868\u548c\u5217\u767c\u751f\u622a\u65b7\u7684\u8a73\u7d30\u4fe1\u606f\u3002<\/p>\n<h2 id=\"causes-of-the-error-ncxtDVwzNr\">\u932f\u8aa4\u6210\u56e0<\/h2>\n<p>\u5c0e\u81f4 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation \u7684\u539f\u56e0\u53ef\u80fd\u6709\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u5217\u9577\u5ea6\u4e0d\u5339\u914d\uff1a<\/strong> \u5217\u7684\u5b9a\u7fa9\u9577\u5ea6\u8207\u5be6\u969b\u63d2\u5165\u6216\u66f4\u65b0\u7684\u5b57\u7b26\u4e32\u9577\u5ea6\u4e0d\u7b26\u3002<\/li>\n<li><strong>\u6578\u64da\u5c0e\u5165\u554f\u984c\uff1a<\/strong> \u7576\u5f9e\u5916\u90e8\u4f86\u6e90\uff08\u5982 CSV \u6587\u4ef6\uff09\u5c0e\u5165\u6578\u64da\u6642\uff0c\u6578\u64da\u53ef\u80fd\u5305\u542b\u8d85\u904e\u5217\u9577\u5ea6\u7684\u5b57\u7b26\u4e32\u3002<\/li>\n<li><strong>\u61c9\u7528\u908f\u8f2f\u554f\u984c\uff1a<\/strong> \u61c9\u7528\u7a0b\u5f0f\u7684\u4ee3\u78bc\u53ef\u80fd\u672a\u5728\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u5eab\u4e4b\u524d\u6b63\u78ba\u9a57\u8b49\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-ncxtDVwzNr\">\u4fee\u5fa9\u6b64\u932f\u8aa4<\/h2>\n<p>\u8981\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-identify-the-affected-column-ncxtDVwzNr\">1. \u8b58\u5225\u53d7\u5f71\u97ff\u7684\u5217<\/h3>\n<p>\u67e5\u770b\u932f\u8aa4\u8a0a\u606f\uff0c\u627e\u51fa\u5728\u54ea\u500b\u8868\u548c\u5217\u767c\u751f\u4e86\u6578\u64da\u622a\u65b7\u3002\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u60a8\u6e96\u78ba\u627e\u5230\u932f\u8aa4\u7684\u4f86\u6e90\u3002<\/p>\n<h3 id=\"2-adjust-the-column-length-ncxtDVwzNr\">2. \u8abf\u6574\u5217\u7684\u9577\u5ea6<\/h3>\n<p>\u5982\u679c\u5217\u7684\u9577\u5ea6\u4e0d\u8db3\u4ee5\u5bb9\u7d0d\u5b57\u7b26\u4e32\u6578\u64da\uff0c\u60a8\u53ef\u4ee5\u4fee\u6539\u8868\u683c\u4e26\u589e\u52a0\u5217\u7684\u9577\u5ea6\u3002\u4f8b\u5982\uff0c\u82e5\u5217\u5b9a\u7fa9\u70ba VARCHAR(10)\uff0c\u4e14\u7d93\u5e38\u9047\u5230\u622a\u65b7\u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u5c07\u5176\u4fee\u6539\u70ba VARCHAR(20)\uff0c\u4ee5\u5141\u8a31\u66f4\u9577\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<p>\u7136\u800c\uff0c\u8abf\u6574\u5217\u9577\u5ea6\u6642\u61c9\u5c0f\u5fc3\uff0c\u56e0\u70ba\u9019\u53ef\u80fd\u6703\u5f71\u97ff\u73fe\u6709\u6578\u64da\u548c\u61c9\u7528\u908f\u8f2f\u3002\u78ba\u4fdd\u5148\u5099\u4efd\u6578\u64da\uff0c\u4e26\u5728\u958b\u767c\u74b0\u5883\u4e2d\u6e2c\u8a66\u66f4\u6539\uff0c\u7136\u5f8c\u518d\u5c07\u5176\u61c9\u7528\u5230\u751f\u7522\u6578\u64da\u5eab\u3002<\/p>\n<h3 id=\"3-validate-data-before-insertion-or-update-ncxtDVwzNr\">3. \u5728\u63d2\u5165\u6216\u66f4\u65b0\u524d\u9a57\u8b49\u6578\u64da<\/h3>\n<p>\u6aa2\u67e5\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\u4ee3\u78bc\uff0c\u78ba\u4fdd\u5b83\u5728\u5c07\u6578\u64da\u63d2\u5165\u6216\u66f4\u65b0\u81f3\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u5df2\u6b63\u78ba\u9a57\u8b49\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\u3002\u5be6\u65bd\u6aa2\u67e5\uff0c\u78ba\u4fdd\u8655\u7406\u7684\u6578\u64da\u4e0d\u8d85\u904e\u5b9a\u7fa9\u7684\u5217\u9577\u5ea6\u3002<\/p>\n<p>\u901a\u904e\u4e8b\u5148\u9a57\u8b49\u6578\u64da\uff0c\u60a8\u53ef\u4ee5\u9632\u6b62 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation \u7684\u767c\u751f\u3002<\/p>\n<h3 id=\"4-handle-data-import-issues-ncxtDVwzNr\">4. \u8655\u7406\u6578\u64da\u5c0e\u5165\u554f\u984c<\/h3>\n<p>\u82e5\u5728\u5f9e\u5916\u90e8\u4f86\u6e90\uff08\u5982 CSV \u6587\u4ef6\uff09\u5c0e\u5165\u6578\u64da\u6642\u9047\u5230\u6b64\u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u9810\u8655\u7406\u6578\u64da\uff0c\u5c07\u5b57\u7b26\u4e32\u622a\u65b7\u6216\u4fee\u6539\u4ee5\u7b26\u5408\u5217\u7684\u9577\u5ea6\u3002\u6216\u8005\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u524d\u8ff0\u65b9\u6cd5\u8abf\u6574\u5217\u7684\u9577\u5ea6\u3002<\/p>\n<h2 id=\"summary-ncxtDVwzNr\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a01004 &#8211; string_data_right_truncation \u53ef\u901a\u904e\u8b58\u5225\u53d7\u5f71\u97ff\u7684\u5217\u3001\u8abf\u6574\u5217\u7684\u9577\u5ea6\u3001\u5728\u63d2\u5165\u6216\u66f4\u65b0\u524d\u9a57\u8b49\u6578\u64da\u4ee5\u53ca\u8655\u7406\u6578\u64da\u5c0e\u5165\u554f\u984c\u4f86\u89e3\u6c7a\u3002\u901a\u904e\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd PostgreSQL \u6578\u64da\u5eab\u9806\u5229\u904b\u884c\uff0c\u4e0d\u6703\u9047\u5230\u622a\u65b7\u932f\u8aa4\u3002<\/p>\n<p>\u5982\u9700\u7a69\u5b9a\u548c\u9ad8\u6548\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u7684\u9999\u6e2f VPS \u8a17\u7ba1\u670d\u52d9\u63d0\u4f9b\u4e00\u500b\u7406\u60f3\u7684\u74b0\u5883\uff0c\u4ee5\u9ad8\u6548\u904b\u884c PostgreSQL \u53ca\u5176\u4ed6\u61c9\u7528\u7a0b\u5f0f\u3002\u6b61\u8fce\u96a8\u6642\u806f\u7e6b\u6211\u5011\uff0c\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6211\u5011\u7684\u8a17\u7ba1\u8a08\u5283\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-20806","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20806","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=20806"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20806\/revisions"}],"predecessor-version":[{"id":24282,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20806\/revisions\/24282"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20806"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20806"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20806"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}