{"id":66581,"date":"2024-10-14T18:48:17","date_gmt":"2024-10-14T10:48:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66581\/"},"modified":"2024-10-14T18:48:17","modified_gmt":"2024-10-14T10:48:17","slug":"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3178%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_unsupported_alter_online_on_virtual_column%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\/66581\/","title":{"rendered":"MySQL \u932f\u8aa4\u865f\uff1a3178\uff1b\u7b26\u865f\uff1aER_UNSUPPORTED_ALTER_ONLINE_ON_VIRTUAL_COLUMN\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%9a3178%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_unsupported_alter_online_on_virtual_column%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c-AUfWipzCDV\">MySQL \u932f\u8aa4\u865f\uff1a3178\uff1b\u7b26\u865f\uff1aER_UNSUPPORTED_ALTER_ONLINE_ON_VIRTUAL_COLUMN\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\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u932f\u8aa4\u865f 3178\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u865b\u64ec\u5217\u7684\u5728\u7dda\u4fee\u6539\u6709\u95dc\uff0c\u4e26\u4e14\u6703\u5c0e\u81f4\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u4e2d\u65b7\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e6%a6%82%e8%bf%b0-AUfWipzCDV\">\u932f\u8aa4\u6982\u8ff0<\/h2>\n<p>\u932f\u8aa4\u865f 3178 \u7684\u5177\u9ad4\u4fe1\u606f\u70ba\uff1a<code>ER_UNSUPPORTED_ALTER_ONLINE_ON_VIRTUAL_COLUMN<\/code>\uff0c\u5176 SQLSTATE \u70ba <code>HY000<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u5617\u8a66\u5c0d\u865b\u64ec\u5217\u9032\u884c\u5728\u7dda\u4fee\u6539\u6642\u3002\u865b\u64ec\u5217\u662f MySQL \u4e2d\u7684\u4e00\u7a2e\u7279\u6b8a\u5217\uff0c\u5176\u503c\u662f\u57fa\u65bc\u5176\u4ed6\u5217\u8a08\u7b97\u5f97\u51fa\u7684\uff0c\u4e26\u4e0d\u76f4\u63a5\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-AUfWipzCDV\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>\u7576\u4f60\u5617\u8a66\u4f7f\u7528 <code>ALTER TABLE<\/code> \u8a9e\u53e5\u5728\u7dda\u4fee\u6539\u4e00\u500b\u865b\u64ec\u5217\u6642\uff0cMySQL \u6703\u8fd4\u56de\u932f\u8aa4 3178\u3002\u9019\u662f\u56e0\u70ba MySQL \u4e0d\u652f\u6301\u5c0d\u865b\u64ec\u5217\u9032\u884c\u5728\u7dda\u4fee\u6539\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u4ee5\u4e0b\u64cd\u4f5c\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\uff1a<\/p>\n<ul>\n<li>\u5617\u8a66\u6539\u8b8a\u865b\u64ec\u5217\u7684\u5b9a\u7fa9\uff0c\u4f8b\u5982\u66f4\u6539\u5176\u8a08\u7b97\u8868\u9054\u5f0f\u3002<\/li>\n<li>\u5617\u8a66\u5c07\u865b\u64ec\u5217\u7684\u5c6c\u6027\u5f9e\u865b\u64ec\u6539\u70ba\u6301\u4e45\uff0c\u6216\u53cd\u4e4b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-AUfWipzCDV\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u60a8\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e8%99%9b%e6%93%ac%e5%88%97%e7%9a%84%e5%ae%9a%e7%be%a9-AUfWipzCDV\">1. \u78ba\u8a8d\u865b\u64ec\u5217\u7684\u5b9a\u7fa9<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u60a8\u8981\u4fee\u6539\u7684\u865b\u64ec\u5217\u7684\u7576\u524d\u5b9a\u7fa9\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u8868\u7d50\u69cb\uff1a<\/p>\n<pre><code>SHOW CREATE TABLE your_table_name;<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u8868\u7684\u5275\u5efa\u8a9e\u53e5\uff0c\u5305\u62ec\u865b\u64ec\u5217\u7684\u5b9a\u7fa9\u3002<\/p>\n<h3 id=\"2-%e6%9a%ab%e6%99%82%e5%88%aa%e9%99%a4%e8%99%9b%e6%93%ac%e5%88%97-AUfWipzCDV\">2. \u66ab\u6642\u522a\u9664\u865b\u64ec\u5217<\/h3>\n<p>\u5982\u679c\u60a8\u9700\u8981\u4fee\u6539\u865b\u64ec\u5217\u7684\u5b9a\u7fa9\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u5148\u522a\u9664\u8a72\u5217\uff0c\u7136\u5f8c\u518d\u91cd\u65b0\u6dfb\u52a0\u3002\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u522a\u9664\u865b\u64ec\u5217\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name DROP COLUMN your_virtual_column;<\/code><\/pre>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e6%b7%bb%e5%8a%a0%e8%99%9b%e6%93%ac%e5%88%97-AUfWipzCDV\">3. \u91cd\u65b0\u6dfb\u52a0\u865b\u64ec\u5217<\/h3>\n<p>\u5728\u522a\u9664\u865b\u64ec\u5217\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u91cd\u65b0\u6dfb\u52a0\u865b\u64ec\u5217\uff0c\u4e26\u6839\u64da\u9700\u8981\u4fee\u6539\u5176\u5b9a\u7fa9\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name ADD COLUMN your_virtual_column AS (your_expression) VIRTUAL;<\/code><\/pre>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e4%bf%ae%e6%94%b9-AUfWipzCDV\">4. \u6e2c\u8a66\u4fee\u6539<\/h3>\n<p>\u5b8c\u6210\u4e0a\u8ff0\u6b65\u9a5f\u5f8c\uff0c\u8acb\u78ba\u4fdd\u9032\u884c\u6e2c\u8a66\u4ee5\u9a57\u8b49\u865b\u64ec\u5217\u7684\u884c\u70ba\u662f\u5426\u7b26\u5408\u9810\u671f\u3002\u60a8\u53ef\u4ee5\u63d2\u5165\u4e00\u4e9b\u6e2c\u8a66\u6578\u64da\u4e26\u67e5\u8a62\u8a72\u5217\u4ee5\u78ba\u8a8d\u5176\u8a08\u7b97\u7d50\u679c\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-AUfWipzCDV\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406 MySQL \u6578\u64da\u5eab\u7684\u554f\u984c\u3002\u9019\u53ef\u4ee5\u901a\u904e SSH \u6216\u5176\u4ed6\u9060\u7a0b\u7ba1\u7406\u5de5\u5177\u4f86\u5be6\u73fe\u3002\u5728\u9032\u884c\u9060\u7a0b\u64cd\u4f5c\u6642\uff0c\u8acb\u78ba\u4fdd\u9075\u5faa\u5b89\u5168\u6700\u4f73\u5be6\u8e10\uff0c\u4f8b\u5982\u4f7f\u7528\u5f37\u5bc6\u78bc\u548c\u9650\u5236\u8a2a\u554f\u6b0a\u9650\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-AUfWipzCDV\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u865f 3178 \u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff0c\u4e3b\u8981\u51fa\u73fe\u5728\u5c0d\u865b\u64ec\u5217\u9032\u884c\u5728\u7dda\u4fee\u6539\u6642\u3002\u901a\u904e\u78ba\u8a8d\u865b\u64ec\u5217\u7684\u5b9a\u7fa9\u3001\u522a\u9664\u4e26\u91cd\u65b0\u6dfb\u52a0\u865b\u64ec\u5217\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9060\u7a0b\u8655\u7406\u7684\u60c5\u6cc1\uff0c\u8acb\u78ba\u4fdd\u9075\u5faa\u5b89\u5168\u63aa\u65bd\u4ee5\u4fdd\u8b77\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4 3178 (ER_UNSUPPORTED_ALTER_ONLINE_ON_VIRTUAL_COLUMN) \u7684\u6545\u969c\uff0c\u63d0\u4f9b\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u52a9\u60a8\u5feb\u901f\u4fee\u5fa9\u554f\u984c\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-66581","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66581","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=66581"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66581\/revisions"}],"predecessor-version":[{"id":66582,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66581\/revisions\/66582"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}