{"id":66785,"date":"2024-10-14T20:36:16","date_gmt":"2024-10-14T12:36:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66785\/"},"modified":"2024-10-14T20:36:16","modified_gmt":"2024-10-14T12:36:16","slug":"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3815%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_check_constraint_function_is_not_allowed%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66785\/","title":{"rendered":"MySQL \u932f\u8aa4\u865f\uff1a3815\uff1b\u7b26\u865f\uff1aER_CHECK_CONSTRAINT_FUNCTION_IS_NOT_ALLOWED\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3815%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_check_constraint_function_is_not_allowed%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c-lUwBlsNurS\">MySQL \u932f\u8aa4\u865f\uff1a3815\uff1b\u7b26\u865f\uff1aER_CHECK_CONSTRAINT_FUNCTION_IS_NOT_ALLOWED\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \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 3815\uff0c\u7b26\u865f\u70ba ER_CHECK_CONSTRAINT_FUNCTION_IS_NOT_ALLOWED\uff0cSQLSTATE \u70ba HY000\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u6aa2\u67e5\u7d04\u675f\uff08CHECK CONSTRAINT\uff09\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u4e0d\u5141\u8a31\u7684\u51fd\u6578\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-lUwBlsNurS\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>MySQL \u7684\u6aa2\u67e5\u7d04\u675f\u529f\u80fd\u5141\u8a31\u7528\u6236\u5728\u8868\u4e2d\u5b9a\u7fa9\u689d\u4ef6\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u7136\u800c\uff0c\u7576\u4f7f\u7528\u4e0d\u88ab\u5141\u8a31\u7684\u51fd\u6578\u6642\uff0c\u4fbf\u6703\u89f8\u767c\u932f\u8aa4 3815\u3002\u9019\u4e9b\u4e0d\u88ab\u5141\u8a31\u7684\u51fd\u6578\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a<\/p>\n<ul>\n<li>\u975e\u78ba\u5b9a\u6027\u51fd\u6578\uff08\u5982 RAND()\u3001NOW()\uff09<\/li>\n<li>\u6d89\u53ca\u5b50\u67e5\u8a62\u7684\u51fd\u6578<\/li>\n<li>\u7528\u65bc\u4fee\u6539\u6578\u64da\u7684\u51fd\u6578\uff08\u5982 INSERT\u3001UPDATE\uff09<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b SQL \u8a9e\u53e5\u5c07\u6703\u5f15\u767c\u8a72\u932f\u8aa4\uff1a<\/p>\n<pre><code>CREATE TABLE example (\n    id INT PRIMARY KEY,\n    value INT,\n    CHECK (value &gt; (SELECT AVG(value) FROM example))\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6aa2\u67e5\u7d04\u675f\u4f7f\u7528\u4e86\u5b50\u67e5\u8a62\uff0c\u9019\u662f MySQL \u6240\u4e0d\u5141\u8a31\u7684\uff0c\u56e0\u6b64\u6703\u5831\u932f\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-lUwBlsNurS\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9\u9019\u500b\u932f\u8aa4\uff0c\u958b\u767c\u8005\u9700\u8981\u6aa2\u67e5\u6aa2\u67e5\u7d04\u675f\u7684\u5b9a\u7fa9\uff0c\u4e26\u78ba\u4fdd\u4e0d\u4f7f\u7528\u4e0d\u88ab\u5141\u8a31\u7684\u51fd\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u4fee\u5fa9\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%b4%84%e6%9d%9f%e7%9a%84%e5%ae%9a%e7%be%a9-lUwBlsNurS\">1. \u6aa2\u67e5\u7d04\u675f\u7684\u5b9a\u7fa9<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u8868\u7684\u5275\u5efa\u8a9e\u53e5\uff0c\u78ba\u4fdd\u6240\u6709\u7684\u6aa2\u67e5\u7d04\u675f\u90fd\u7b26\u5408 MySQL \u7684\u8981\u6c42\u3002\u907f\u514d\u4f7f\u7528\u975e\u78ba\u5b9a\u6027\u51fd\u6578\u6216\u5b50\u67e5\u8a62\u3002<\/p>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9%e6%aa%a2%e6%9f%a5%e7%b4%84%e6%9d%9f-lUwBlsNurS\">2. \u4fee\u6539\u6aa2\u67e5\u7d04\u675f<\/h3>\n<p>\u5982\u679c\u767c\u73fe\u4f7f\u7528\u4e86\u4e0d\u88ab\u5141\u8a31\u7684\u51fd\u6578\uff0c\u5247\u9700\u8981\u91cd\u65b0\u8a2d\u8a08\u6aa2\u67e5\u7d04\u675f\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5c07\u5b50\u67e5\u8a62\u66ff\u63db\u70ba\u975c\u614b\u503c\u6216\u5176\u4ed6\u78ba\u5b9a\u6027\u8868\u9054\u5f0f\uff1a<\/p>\n<pre><code>CREATE TABLE example (\n    id INT PRIMARY KEY,\n    value INT,\n    CHECK (value &gt; 0)  -- \u78ba\u4fdd value \u5927\u65bc 0\n);<\/code><\/pre>\n<h3 id=\"3-%e6%b8%ac%e8%a9%a6%e4%bf%ae%e6%94%b9%e5%be%8c%e7%9a%84%e8%a1%a8%e7%b5%90%e6%a7%8b-lUwBlsNurS\">3. \u6e2c\u8a66\u4fee\u6539\u5f8c\u7684\u8868\u7d50\u69cb<\/h3>\n<p>\u5728\u4fee\u6539\u6aa2\u67e5\u7d04\u675f\u5f8c\uff0c\u91cd\u65b0\u57f7\u884c\u5275\u5efa\u8868\u7684\u8a9e\u53e5\uff0c\u4e26\u6e2c\u8a66\u63d2\u5165\u6578\u64da\u4ee5\u78ba\u4fdd\u4e0d\u518d\u5831\u932f\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-lUwBlsNurS\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406 MySQL \u6578\u64da\u5eab\u7684\u554f\u984c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 SSH \u9023\u63a5\u5230\u9060\u7a0b\u4f3a\u670d\u5668\uff0c\u4e26\u4f7f\u7528 MySQL \u5ba2\u6236\u7aef\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<li>\u78ba\u4fdd\u6709\u9069\u7576\u7684\u6b0a\u9650\u4f86\u4fee\u6539\u6578\u64da\u5eab\u7d50\u69cb\u3002<\/li>\n<li>\u5728\u9032\u884c\u4efb\u4f55\u4fee\u6539\u4e4b\u524d\uff0c\u5099\u4efd\u6578\u64da\u5eab\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-lUwBlsNurS\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u865f 3815 \u662f\u7531\u65bc\u6aa2\u67e5\u7d04\u675f\u4e2d\u4f7f\u7528\u4e86\u4e0d\u88ab\u5141\u8a31\u7684\u51fd\u6578\u800c\u5f15\u8d77\u7684\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u548c\u4fee\u6539\u6aa2\u67e5\u7d04\u675f\u7684\u5b9a\u7fa9\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9060\u7a0b\u8655\u7406\u7684\u60c5\u6cc1\uff0c\u78ba\u4fdd\u6709\u9069\u7576\u7684\u9023\u63a5\u548c\u6b0a\u9650\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4\u865f 3815 \u7684\u554f\u984c\uff0c\u4e86\u89e3 ER_CHECK_CONSTRAINT_FUNCTION_IS_NOT_ALLOWED \u932f\u8aa4\u53ca\u5176\u9060\u7a0b\u8655\u7406\u65b9\u6cd5\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-66785","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66785","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=66785"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66785\/revisions"}],"predecessor-version":[{"id":66786,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66785\/revisions\/66786"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}