{"id":177917,"date":"2024-11-08T16:38:27","date_gmt":"2024-11-08T08:38:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177917\/"},"modified":"2024-11-08T16:38:28","modified_gmt":"2024-11-08T08:38:28","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41240-sqlstate-hy000-er_key_ref_do_not_match_table_ref-%e9%8d%b5%e5%bc%95%e7%94%a8%e5%92%8c%e8%a1%a8%e5%bc%95%e7%94%a8%e4%b8%8d%e5%8c%b9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177917\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41240 &#8211; SQLSTATE: HY000 (ER_KEY_REF_DO_NOT_MATCH_TABLE_REF) \u9375\u5f15\u7528\u548c\u8868\u5f15\u7528\u4e0d\u5339\u914d"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41240-sqlstate-hy000-er_key_ref_do_not_match_table_ref-%e9%8d%b5%e5%bc%95%e7%94%a8%e5%92%8c%e8%a1%a8%e5%bc%95%e7%94%a8%e4%b8%8d%e5%8c%b9-YPhRWMHcpR\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41240 &#8211; SQLSTATE: HY000 (ER_KEY_REF_DO_NOT_MATCH_TABLE_REF) \u9375\u5f15\u7528\u548c\u8868\u5f15\u7528\u4e0d\u5339\u914d<\/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\u8aa41240\uff0c\u8a72\u932f\u8aa4\u7684SQLSTATE\u70baHY000\uff0c\u932f\u8aa4\u4ee3\u78bc\u70baER_KEY_REF_DO_NOT_MATCH_TABLE_REF\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u5916\u9375\u7d04\u675f\u7684\u8a2d\u7f6e\u904e\u7a0b\u4e2d\uff0c\u7576\u5916\u9375\u5f15\u7528\u7684\u8868\u548c\u88ab\u5f15\u7528\u7684\u8868\u4e4b\u9593\u5b58\u5728\u4e0d\u5339\u914d\u7684\u60c5\u6cc1\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\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-YPhRWMHcpR\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>MySQL\u7684\u5916\u9375\u7d04\u675f\u7528\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u7576\u4e00\u500b\u8868\u4e2d\u7684\u67d0\u500b\u5b57\u6bb5\uff08\u5916\u9375\uff09\u5f15\u7528\u53e6\u4e00\u500b\u8868\u4e2d\u7684\u5b57\u6bb5\uff08\u4e3b\u9375\u6216\u552f\u4e00\u9375\uff09\u6642\uff0c\u5fc5\u9808\u6eff\u8db3\u4ee5\u4e0b\u689d\u4ef6\uff1a<\/p>\n<ul>\n<li>\u5916\u9375\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u5fc5\u9808\u8207\u88ab\u5f15\u7528\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u76f8\u540c\u3002<\/li>\n<li>\u5916\u9375\u5b57\u6bb5\u7684\u9577\u5ea6\u5fc5\u9808\u8207\u88ab\u5f15\u7528\u5b57\u6bb5\u7684\u9577\u5ea6\u76f8\u540c\uff08\u5982\u679c\u9069\u7528\uff09\u3002<\/li>\n<li>\u5916\u9375\u5b57\u6bb5\u5fc5\u9808\u5b58\u5728\u65bc\u5916\u9375\u8868\u4e2d\u3002<\/li>\n<\/ul>\n<p>\u7576\u9019\u4e9b\u689d\u4ef6\u4e0d\u6eff\u8db3\u6642\uff0c\u5c31\u6703\u51fa\u73fe\u932f\u8aa41240\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u5617\u8a66\u5728\u4e00\u500b\u8868\u4e2d\u5275\u5efa\u4e00\u500b\u5916\u9375\uff0c\u8a72\u5916\u9375\u5f15\u7528\u7684\u5b57\u6bb5\u5728\u53e6\u4e00\u500b\u8868\u4e2d\u4e0d\u5b58\u5728\uff0c\u6216\u8005\u5169\u500b\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff0c\u5c31\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a41240-YPhRWMHcpR\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41240<\/h2>\n<p>\u4fee\u5fa9MySQL\u932f\u8aa41240\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-YPhRWMHcpR\">1. \u6aa2\u67e5\u6578\u64da\u985e\u578b<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u5916\u9375\u5b57\u6bb5\u548c\u88ab\u5f15\u7528\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u662f\u5426\u4e00\u81f4\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u8868\u7d50\u69cb\uff1a<\/p>\n<pre><code>SHOW CREATE TABLE your_table_name;<\/code><\/pre>\n<p>\u78ba\u4fdd\u5916\u9375\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u8207\u88ab\u5f15\u7528\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u5b8c\u5168\u76f8\u540c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u88ab\u5f15\u7528\u5b57\u6bb5\u662fINT\u985e\u578b\uff0c\u5247\u5916\u9375\u5b57\u6bb5\u4e5f\u5fc5\u9808\u662fINT\u985e\u578b\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e5%ad%97%e6%ae%b5%e9%95%b7%e5%ba%a6-YPhRWMHcpR\">2. \u6aa2\u67e5\u5b57\u6bb5\u9577\u5ea6<\/h3>\n<p>\u5982\u679c\u5916\u9375\u5b57\u6bb5\u548c\u88ab\u5f15\u7528\u5b57\u6bb5\u90fd\u662f\u5b57\u7b26\u4e32\u985e\u578b\uff08\u5982VARCHAR\uff09\uff0c\u5247\u9700\u8981\u6aa2\u67e5\u5b83\u5011\u7684\u9577\u5ea6\u662f\u5426\u4e00\u81f4\u3002\u9019\u53ef\u4ee5\u901a\u904e\u76f8\u540c\u7684SQL\u67e5\u8a62\u4f86\u5b8c\u6210\u3002\u5982\u679c\u9577\u5ea6\u4e0d\u4e00\u81f4\uff0c\u5247\u9700\u8981\u8abf\u6574\u5176\u4e2d\u4e00\u500b\u5b57\u6bb5\u7684\u9577\u5ea6\u4ee5\u5339\u914d\u53e6\u4e00\u500b\u3002<\/p>\n<h3 id=\"3-%e7%a2%ba%e4%bf%9d%e5%ad%97%e6%ae%b5%e5%ad%98%e5%9c%a8-YPhRWMHcpR\">3. \u78ba\u4fdd\u5b57\u6bb5\u5b58\u5728<\/h3>\n<p>\u78ba\u4fdd\u5916\u9375\u5f15\u7528\u7684\u5b57\u6bb5\u5728\u88ab\u5f15\u7528\u7684\u8868\u4e2d\u78ba\u5be6\u5b58\u5728\u3002\u5982\u679c\u8a72\u5b57\u6bb5\u4e0d\u5b58\u5728\uff0c\u5247\u9700\u8981\u5275\u5efa\u8a72\u5b57\u6bb5\u6216\u66f4\u6539\u5916\u9375\u5f15\u7528\u7684\u5b57\u6bb5\u3002<\/p>\n<h3 id=\"4-%e5%88%aa%e9%99%a4%e4%b8%a6%e9%87%8d%e6%96%b0%e5%89%b5%e5%bb%ba%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f-YPhRWMHcpR\">4. \u522a\u9664\u4e26\u91cd\u65b0\u5275\u5efa\u5916\u9375\u7d04\u675f<\/h3>\n<p>\u5982\u679c\u4ee5\u4e0a\u6aa2\u67e5\u90fd\u6c92\u6709\u554f\u984c\uff0c\u4f46\u4ecd\u7136\u51fa\u73fe\u932f\u8aa4\uff0c\u5247\u53ef\u4ee5\u8003\u616e\u522a\u9664\u73fe\u6709\u7684\u5916\u9375\u7d04\u675f\u4e26\u91cd\u65b0\u5275\u5efa\u3002\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u522a\u9664\u5916\u9375\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name DROP FOREIGN KEY foreign_key_name;<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u4f7f\u7528\u6b63\u78ba\u7684\u53c3\u6578\u91cd\u65b0\u5275\u5efa\u5916\u9375\u7d04\u675f\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name ADD CONSTRAINT foreign_key_name FOREIGN KEY (your_foreign_key_column) REFERENCES referenced_table (referenced_column);<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YPhRWMHcpR\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41240\u901a\u5e38\u662f\u7531\u65bc\u5916\u9375\u5f15\u7528\u548c\u8868\u5f15\u7528\u4e0d\u5339\u914d\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u6578\u64da\u985e\u578b\u3001\u5b57\u6bb5\u9577\u5ea6\u548c\u78ba\u4fdd\u5b57\u6bb5\u5b58\u5728\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u652f\u6301\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41240\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u6aa2\u67e5\u9375\u5f15\u7528\u548c\u8868\u5f15\u7528\u4e0d\u5339\u914d\u7684\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u4ee5\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\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-177917","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177917","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=177917"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177917\/revisions"}],"predecessor-version":[{"id":177918,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177917\/revisions\/177918"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}