{"id":67081,"date":"2024-10-14T22:07:17","date_gmt":"2024-10-14T14:07:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/67081\/"},"modified":"2024-10-14T22:07:17","modified_gmt":"2024-10-14T14:07:17","slug":"mysql-error-number-4084-symbol-er_warn_sf_udf_name_collision-sqlstate-hy000-%e6%8a%a5%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/67081\/","title":{"rendered":"MySQL Error number: 4084; Symbol: ER_WARN_SF_UDF_NAME_COLLISION; SQLSTATE: HY000 \u62a5\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%e7%a2%bc%ef%bc%9a4084%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_warn_sf_udf_name_collision%ef%bc%9bsqlstate%ef%bc%9ahy000-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0-iJvjWmPBgf\">MySQL \u932f\u8aa4\u865f\u78bc\uff1a4084\uff1b\u7b26\u865f\uff1aER_WARN_SF_UDF_NAME_COLLISION\uff1bSQLSTATE\uff1aHY000 \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 MySQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u932f\u8aa4\u865f\u78bc 4084\uff0c\u7b26\u865f\u70ba ER_WARN_SF_UDF_NAME_COLLISION\uff0cSQLSTATE \u70ba HY000\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u7528\u6236\u81ea\u5b9a\u7fa9\u51fd\u6578\uff08UDF\uff09\u540d\u7a31\u885d\u7a81\u6709\u95dc\uff0c\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e6%88%90%e5%9b%a0-iJvjWmPBgf\">\u932f\u8aa4\u6210\u56e0<\/h2>\n<p>MySQL \u4e2d\u7684\u7528\u6236\u81ea\u5b9a\u7fa9\u51fd\u6578\uff08UDF\uff09\u5141\u8a31\u958b\u767c\u8005\u64f4\u5c55\u6578\u64da\u5eab\u7684\u529f\u80fd\uff0c\u901a\u904e\u81ea\u5b9a\u7fa9\u7684\u908f\u8f2f\u4f86\u8655\u7406\u6578\u64da\u3002\u7136\u800c\uff0c\u7576\u5169\u500b\u6216\u591a\u500b UDF \u4f7f\u7528\u76f8\u540c\u7684\u540d\u7a31\u6642\uff0c\u5c31\u6703\u767c\u751f\u540d\u7a31\u885d\u7a81\uff0c\u5f9e\u800c\u5c0e\u81f4\u932f\u8aa4 4084 \u7684\u51fa\u73fe\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u91cd\u8907\u5b89\u88dd\uff1a<\/strong>\u5982\u679c\u5728\u540c\u4e00\u6578\u64da\u5eab\u4e2d\u91cd\u8907\u5b89\u88dd\u4e86\u76f8\u540c\u7684 UDF\uff0c\u5247\u6703\u5c0e\u81f4\u540d\u7a31\u885d\u7a81\u3002<\/li>\n<li><strong>\u4e0d\u540c\u7248\u672c\u7684 UDF\uff1a<\/strong>\u7576\u4f7f\u7528\u4e0d\u540c\u7248\u672c\u7684 UDF \u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u540d\u7a31\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u51fd\u6578\u522a\u9664\uff1a<\/strong>\u5982\u679c\u5728\u522a\u9664 UDF \u6642\u672a\u6b63\u78ba\u8655\u7406\uff0c\u53ef\u80fd\u6703\u7559\u4e0b\u4e0d\u5b8c\u6574\u7684\u8a18\u9304\uff0c\u5c0e\u81f4\u5f8c\u7e8c\u5b89\u88dd\u6642\u51fa\u73fe\u885d\u7a81\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%bd%b1%e9%9f%bf-iJvjWmPBgf\">\u932f\u8aa4\u5f71\u97ff<\/h2>\n<p>\u7576\u51fa\u73fe ER_WARN_SF_UDF_NAME_COLLISION \u932f\u8aa4\u6642\uff0c\u6578\u64da\u5eab\u7684\u67d0\u4e9b\u529f\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u9650\u5236\uff0c\u7279\u5225\u662f\u90a3\u4e9b\u4f9d\u8cf4\u65bc\u81ea\u5b9a\u7fa9\u51fd\u6578\u7684\u67e5\u8a62\u548c\u64cd\u4f5c\u3002\u9019\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u4e0b\u964d\uff0c\u751a\u81f3\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002\u56e0\u6b64\uff0c\u53ca\u6642\u4fee\u5fa9\u9019\u500b\u932f\u8aa4\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-iJvjWmPBgf\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u4fee\u5fa9 MySQL \u932f\u8aa4 4084 \u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d-udf-%e5%90%8d%e7%a8%b1-iJvjWmPBgf\">1. \u78ba\u8a8d UDF \u540d\u7a31<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u8a8d\u7576\u524d\u6578\u64da\u5eab\u4e2d\u5df2\u5b89\u88dd\u7684 UDF \u540d\u7a31\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\uff1a<\/p>\n<pre><code>SELECT * FROM mysql.func;<\/code><\/pre>\n<p>\u9019\u5c07\u5217\u51fa\u6240\u6709\u5df2\u5b89\u88dd\u7684 UDF\uff0c\u60a8\u53ef\u4ee5\u6aa2\u67e5\u662f\u5426\u5b58\u5728\u540d\u7a31\u885d\u7a81\u3002<\/p>\n<h3 id=\"2-%e5%88%aa%e9%99%a4%e9%87%8d%e8%a4%87%e7%9a%84-udf-iJvjWmPBgf\">2. \u522a\u9664\u91cd\u8907\u7684 UDF<\/h3>\n<p>\u5982\u679c\u767c\u73fe\u6709\u91cd\u8907\u7684 UDF\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u522a\u9664\u4e0d\u9700\u8981\u7684\u51fd\u6578\uff1a<\/p>\n<pre><code>DROP FUNCTION IF EXISTS function_name;<\/code><\/pre>\n<p>\u8acb\u5c07 <code>function_name<\/code> \u66ff\u63db\u70ba\u5be6\u969b\u7684\u51fd\u6578\u540d\u7a31\u3002<\/p>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e5%ae%89%e8%a3%9d-udf-iJvjWmPBgf\">3. \u91cd\u65b0\u5b89\u88dd UDF<\/h3>\n<p>\u5728\u522a\u9664\u91cd\u8907\u7684 UDF \u5f8c\uff0c\u60a8\u53ef\u4ee5\u91cd\u65b0\u5b89\u88dd\u6240\u9700\u7684 UDF\u3002\u78ba\u4fdd\u4f7f\u7528\u552f\u4e00\u7684\u540d\u7a31\u4f86\u907f\u514d\u518d\u6b21\u767c\u751f\u885d\u7a81\u3002<\/p>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e5%8a%9f%e8%83%bd-iJvjWmPBgf\">4. \u6e2c\u8a66\u529f\u80fd<\/h3>\n<p>\u6700\u5f8c\uff0c\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u6240\u6709\u529f\u80fd\u6b63\u5e38\u904b\u884c\u3002\u53ef\u4ee5\u57f7\u884c\u4e00\u4e9b\u4f9d\u8cf4\u65bc UDF \u7684\u67e5\u8a62\u4f86\u9a57\u8b49\u5176\u6b63\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e7%9a%84%e8%80%83%e9%87%8f-iJvjWmPBgf\">\u9060\u7a0b\u8655\u7406\u7684\u8003\u91cf<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406 MySQL \u6578\u64da\u5eab\u4ee5\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u9019\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528 SSH \u6216\u5176\u4ed6\u9060\u7a0b\u7ba1\u7406\u5de5\u5177\u4f86\u8a2a\u554f\u6578\u64da\u5eab\u4f3a\u670d\u5668\u3002\u5728\u9032\u884c\u9060\u7a0b\u64cd\u4f5c\u6642\uff0c\u8acb\u78ba\u4fdd\u9075\u5faa\u5b89\u5168\u6700\u4f73\u5be6\u8e10\uff0c\u4ee5\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-iJvjWmPBgf\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u865f\u78bc 4084 \u53ef\u80fd\u6703\u5c0d\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\u9020\u6210\u5f71\u97ff\uff0c\u4f46\u901a\u904e\u78ba\u8a8d UDF \u540d\u7a31\u3001\u522a\u9664\u91cd\u8907\u9805\u3001\u91cd\u65b0\u5b89\u88dd\u53ca\u6e2c\u8a66\u529f\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u904b\u884c\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u53ca\u6642\u8655\u7406\u9019\u985e\u932f\u8aa4\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to troubleshoot MySQL Error 4084 (ER_WARN_SF_UDF_NAME_COLLISION) with remote handling solutions for effective resolution.<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-67081","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/67081","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=67081"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/67081\/revisions"}],"predecessor-version":[{"id":67082,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/67081\/revisions\/67082"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=67081"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=67081"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=67081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}