{"id":200642,"date":"2025-05-06T11:50:01","date_gmt":"2025-05-06T03:50:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200642\/"},"modified":"2025-05-06T11:50:01","modified_gmt":"2025-05-06T03:50:01","slug":"mysql-%e5%ad%98%e5%82%a8%e8%bf%87%e7%a8%8b%e5%8f%82%e6%95%b0%e6%8a%a5%e9%94%99%ef%bc%9aunknown-column-%e7%8e%8b%e5%b0%8f%e6%9d%8e-in-field-list%ef%bc%8c%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200642\/","title":{"rendered":"MySQL \u5b58\u50a8\u8fc7\u7a0b\u53c2\u6570\u62a5\u9519\uff1a&#8221;Unknown column &#8216;\u738b\u5c0f\u674e&#8217; in &#8216;field list'&#8221;\uff0c\u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>MySQL \u5b58\u50a8\u8fc7\u7a0b\u53c2\u6570\u62a5\u9519\uff1a&#8221;Unknown column &#8216;\u738b\u5c0f\u674e&#8217; in &#8216;field list'&#8221;\uff0c\u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n<p>\u201c\u7eb5\u6709\u75be\u98ce\u6765\uff0c\u4eba\u751f\u4e0d\u8a00\u5f03\u201d\uff0c\u8fd9\u53e5\u8bdd\u9001\u7ed9\u6b63\u5728\u5b66\u4e60\u7684\u670b\u53cb\u4eec\uff0c\u4e5f\u5e0c\u671b\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u591f\u771f\u7684\u5e2e\u52a9\u5230\u5927\u5bb6\u3002\u6211\u4e5f\u4f1a\u5728\u540e\u7eed\u7684\u6587\u7ae0\u4e2d\uff0c\u9646\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u6709\u597d\u7684\u5efa\u8bae\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u975e\u5e38\u611f\u8c22\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241110\/1731229419673076ebefe2b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>mysql \u5b58\u50a8\u8fc7\u7a0b\u53c2\u6570\u4f7f\u7528\u62a5\u9519\u5206\u6790<\/strong><\/p>\n<p>\u5728\u4f7f\u7528 mysql \u5b58\u50a8\u8fc7\u7a0b\u65f6\uff0c\u9047\u5230\u53c2\u6570\u9519\u8bef\u60c5\u51b5\uff0c\u62a5\u9519\u4fe1\u606f\u663e\u793a\uff1a\u201cunknown column &#8216;\u738b\u5c0f\u674e&#8217; in &#8216;field list&#8217;\u201d\u3002\u8fd9\u901a\u5e38\u4e0e\u53c2\u6570\u7c7b\u578b\u4e0d\u5339\u914d\u6709\u5173\u3002<\/p>\n<p><strong>\u539f\u56e0\u5206\u6790<\/strong><\/p>\n<p>\u4ece\u7ed9\u51fa\u7684\u5b58\u50a8\u8fc7\u7a0b\u4ee3\u7801\u6765\u770b\uff0c\u53c2\u6570 dataname \u88ab\u5b9a\u4e49\u4e3a varchar(10)\uff0c\u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u5b58\u50a8\u957f\u5ea6\u4e0d\u8d85\u8fc7 10 \u7684\u5b57\u7b26\u4e32\u3002\u4f46\u662f\uff0c\u5728\u8c03\u7528\u5b58\u50a8\u8fc7\u7a0b\u4e2d\uff0c\u4f20\u9012\u4e86 &#8216;\u738b\u5c0f\u674e&#8217; \u8fd9\u4e2a\u957f\u5ea6\u5927\u4e8e 10 \u7684\u5b57\u7b26\u4e32\uff0c\u5bfc\u81f4\u53c2\u6570\u7c7b\u578b\u4e0d\u5339\u914d\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u4fee\u6b63\u8c03\u7528\u5b58\u50a8\u8fc7\u7a0b\u65f6\u7684\u53c2\u6570\u7c7b\u578b\u3002\u53ef\u4ee5\u4f7f\u7528\u7c7b\u578b\u8f6c\u6362\u51fd\u6570 cast() \u663e\u5f0f\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a varchar(10)\uff1a<\/p>\n<pre>CALL mypo02(CAST('\u738b\u5c0f\u674e' AS VARCHAR(10)))<\/pre>\n<p>alternatively, if you are using a programming language to call the stored procedure, you can pass the parameter as a varchar(10) type directly.<\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5b58\u50a8\u8fc7\u7a0b\u4e2d\u7684 dataname \u5b9a\u4e49\u4e3a varchar(10)\uff0c\u5373\u6700\u5927\u957f\u5ea6\u4e3a 10 \u4e2a\u5b57\u7b26\u3002\u5982\u679c\u4f20\u5165\u7684\u5b57\u7b26\u4e32\u957f\u5ea6\u8d85\u8fc7 10 \u4e2a\u5b57\u7b26\uff0c\u5c06\u88ab\u622a\u65ad\u800c\u4e0d\u662f\u62a5\u9519\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\u9700\u8981\u6ce8\u610f\u6570\u636e\u7684\u957f\u5ea6\u9650\u5236\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aMySQL \u5b58\u50a8\u8fc7\u7a0b\u53c2\u6570\u62a5\u9519\uff1a&#8221;Unknown column &#8216;\u738b\u5c0f\u674e&#8217; in &#8216;field list'&#8221;\uff0c\u5982\u4f55\u89e3\u51b3\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>MySQL \u5b58\u50a8\u8fc7\u7a0b\u53c2\u6570\u62a5\u9519\uff1a&#038;&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200642","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200642","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=200642"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200642\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}