{"id":177515,"date":"2024-11-08T14:47:17","date_gmt":"2024-11-08T06:47:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177515\/"},"modified":"2024-11-08T14:47:18","modified_gmt":"2024-11-08T06:47:18","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41128-sqlstate-hy000%ef%bc%88er_function_not_defined%ef%bc%89%e5%87%bd%e6%95%b8s%e6%9c%aa%e5%ae%9a%e7%be%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177515\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41128 &#8211; SQLSTATE: HY000\uff08ER_FUNCTION_NOT_DEFINED\uff09\u51fd\u6578&#8217;%s&#8217;\u672a\u5b9a\u7fa9"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41128-sqlstate-hy000%ef%bc%88er_function_not_defined%ef%bc%89%e5%87%bd%e6%95%b8s%e6%9c%aa%e5%ae%9a%e7%be%a9-ddSCdDuBQo\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41128 &#8211; SQLSTATE: HY000\uff08ER_FUNCTION_NOT_DEFINED\uff09\u51fd\u6578&#8217;%s&#8217;\u672a\u5b9a\u7fa9<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa41128\uff0c\u8a72\u932f\u8aa4\u7684\u5177\u9ad4\u4fe1\u606f\u70ba\u201cSQLSTATE: HY000\uff08ER_FUNCTION_NOT_DEFINED\uff09\u51fd\u6578&#8217;%s&#8217;\u672a\u5b9a\u7fa9\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u5728\u57f7\u884cSQL\u67e5\u8a62\u6642\uff0cMySQL\u7121\u6cd5\u8b58\u5225\u6240\u8abf\u7528\u7684\u51fd\u6578\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a41128%e7%9a%84%e5%8e%9f%e5%9b%a0-ddSCdDuBQo\">\u932f\u8aa41128\u7684\u539f\u56e0<\/h2>\n<p>\u932f\u8aa41128\u7684\u51fa\u73fe\u901a\u5e38\u6709\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u51fd\u6578\u672a\u5b9a\u7fa9\uff1a<\/strong>\u6700\u5e38\u898b\u7684\u539f\u56e0\u662f\u6240\u8abf\u7528\u7684\u51fd\u6578\u5728\u6578\u64da\u5eab\u4e2d\u4e26\u4e0d\u5b58\u5728\u3002\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u51fd\u6578\u5c1a\u672a\u5275\u5efa\uff0c\u6216\u8005\u51fd\u6578\u540d\u7a31\u62fc\u5beb\u932f\u8aa4\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e86\u4e0d\u652f\u6301\u7684\u51fd\u6578\uff1a<\/strong>\u67d0\u4e9b\u51fd\u6578\u53ef\u80fd\u5728\u7279\u5b9a\u7248\u672c\u7684MySQL\u4e2d\u4e0d\u53ef\u7528\u3002\u5982\u679c\u60a8\u5728\u5347\u7d1aMySQL\u7248\u672c\u5f8c\u9047\u5230\u6b64\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u8a72\u7248\u672c\u7684\u6587\u6a94\u4ee5\u78ba\u4fdd\u6240\u4f7f\u7528\u7684\u51fd\u6578\u662f\u652f\u6301\u7684\u3002<\/li>\n<li><strong>\u6b0a\u9650\u554f\u984c\uff1a<\/strong>\u7528\u6236\u53ef\u80fd\u6c92\u6709\u57f7\u884c\u7279\u5b9a\u51fd\u6578\u7684\u6b0a\u9650\u3002\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u51fd\u6578\u7684\u4e0a\u4e0b\u6587\u554f\u984c\uff1a<\/strong>\u67d0\u4e9b\u51fd\u6578\u53ea\u80fd\u5728\u7279\u5b9a\u7684\u4e0a\u4e0b\u6587\u4e2d\u4f7f\u7528\uff0c\u4f8b\u5982\u5728\u89f8\u767c\u5668\u6216\u5b58\u5132\u904e\u7a0b\u4e2d\u3002\u5982\u679c\u5728\u4e0d\u6b63\u78ba\u7684\u4e0a\u4e0b\u6587\u4e2d\u8abf\u7528\u51fd\u6578\uff0c\u4e5f\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a41128-ddSCdDuBQo\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41128<\/h2>\n<p>\u4fee\u5fa9MySQL\u932f\u8aa41128\u7684\u65b9\u6cd5\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u539f\u56e0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%87%bd%e6%95%b8%e6%98%af%e5%90%a6%e5%ad%98%e5%9c%a8-ddSCdDuBQo\">1. \u6aa2\u67e5\u51fd\u6578\u662f\u5426\u5b58\u5728<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u8a8d\u6240\u8abf\u7528\u7684\u51fd\u6578\u662f\u5426\u5df2\u7d93\u5728\u6578\u64da\u5eab\u4e2d\u5b9a\u7fa9\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u51fd\u6578\u5217\u8868\uff1a<\/p>\n<pre><code>SHOW FUNCTION STATUS;<\/code><\/pre>\n<p>\u5982\u679c\u51fd\u6578\u4e0d\u5728\u5217\u8868\u4e2d\uff0c\u60a8\u9700\u8981\u5275\u5efa\u5b83\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u51fd\u6578\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>DELIMITER \/\/\nCREATE FUNCTION my_function(param INT) RETURNS INT\nBEGIN\n    RETURN param * 2;\nEND \/\/\nDELIMITER ;<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e5%87%bd%e6%95%b8%e5%90%8d%e7%a8%b1%e7%9a%84%e6%8b%bc%e5%af%ab-ddSCdDuBQo\">2. \u6aa2\u67e5\u51fd\u6578\u540d\u7a31\u7684\u62fc\u5beb<\/h3>\n<p>\u78ba\u4fdd\u5728\u8abf\u7528\u51fd\u6578\u6642\uff0c\u51fd\u6578\u540d\u7a31\u7684\u62fc\u5beb\u6b63\u78ba\u3002MySQL\u5c0d\u51fd\u6578\u540d\u7a31\u662f\u5340\u5206\u5927\u5c0f\u5beb\u7684\uff0c\u56e0\u6b64\u8acb\u6aa2\u67e5\u5927\u5c0f\u5beb\u662f\u5426\u4e00\u81f4\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5mysql%e7%89%88%e6%9c%ac-ddSCdDuBQo\">3. \u6aa2\u67e5MySQL\u7248\u672c<\/h3>\n<p>\u5982\u679c\u60a8\u5728\u5347\u7d1aMySQL\u7248\u672c\u5f8c\u9047\u5230\u6b64\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u65b0\u7248\u672c\u7684\u6587\u6a94\uff0c\u78ba\u4fdd\u6240\u4f7f\u7528\u7684\u51fd\u6578\u5728\u8a72\u7248\u672c\u4e2d\u662f\u53ef\u7528\u7684\u3002\u67d0\u4e9b\u51fd\u6578\u53ef\u80fd\u5df2\u88ab\u68c4\u7528\u6216\u66ff\u63db\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-ddSCdDuBQo\">4. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u5982\u679c\u51fd\u6578\u5b58\u5728\u4f46\u4ecd\u7136\u51fa\u73fe\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u7576\u524d\u7528\u6236\u662f\u5426\u64c1\u6709\u57f7\u884c\u8a72\u51fd\u6578\u7684\u6b0a\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7528\u6236\u6b0a\u9650\uff1a<\/p>\n<pre><code>SHOW GRANTS FOR 'username'@'host';<\/code><\/pre>\n<p>\u5982\u679c\u6b0a\u9650\u4e0d\u8db3\uff0c\u60a8\u9700\u8981\u4f7f\u7528\u5177\u6709\u8db3\u5920\u6b0a\u9650\u7684\u7528\u6236\u4f86\u6388\u4e88\u76f8\u61c9\u7684\u6b0a\u9650\u3002<\/p>\n<h3 id=\"5-%e7%a2%ba%e4%bf%9d%e6%ad%a3%e7%a2%ba%e7%9a%84%e4%b8%8a%e4%b8%8b%e6%96%87-ddSCdDuBQo\">5. \u78ba\u4fdd\u6b63\u78ba\u7684\u4e0a\u4e0b\u6587<\/h3>\n<p>\u5982\u679c\u51fd\u6578\u53ea\u80fd\u5728\u7279\u5b9a\u4e0a\u4e0b\u6587\u4e2d\u4f7f\u7528\uff0c\u8acb\u78ba\u4fdd\u60a8\u5728\u6b63\u78ba\u7684\u4e0a\u4e0b\u6587\u4e2d\u8abf\u7528\u5b83\u3002\u4f8b\u5982\uff0c\u67d0\u4e9b\u51fd\u6578\u53ea\u80fd\u5728\u5b58\u5132\u904e\u7a0b\u6216\u89f8\u767c\u5668\u4e2d\u4f7f\u7528\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ddSCdDuBQo\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41128\uff08SQLSTATE: HY000\uff09\u901a\u5e38\u662f\u7531\u65bc\u51fd\u6578\u672a\u5b9a\u7fa9\u6216\u7121\u6cd5\u8b58\u5225\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u51fd\u6578\u662f\u5426\u5b58\u5728\u3001\u78ba\u8a8d\u51fd\u6578\u540d\u7a31\u7684\u62fc\u5beb\u3001\u6aa2\u67e5MySQL\u7248\u672c\u3001\u7528\u6236\u6b0a\u9650\u4ee5\u53ca\u51fd\u6578\u7684\u4e0a\u4e0b\u6587\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u904b\u884c\u9806\u5229\uff0c\u4e26\u6e1b\u5c11\u985e\u4f3c\u932f\u8aa4\u7684\u767c\u751f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41128 &#8211; SQLSTATE: HY000\uff0c\u4e86\u89e3\u5982\u4f55\u89e3\u6c7a\u51fd\u6578&#8217;%s&#8217;\u672a\u5b9a\u7fa9\u7684\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\u3002<\/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-177515","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177515","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=177515"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177515\/revisions"}],"predecessor-version":[{"id":177516,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177515\/revisions\/177516"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177515"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177515"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177515"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}