{"id":179640,"date":"2024-11-09T03:34:36","date_gmt":"2024-11-08T19:34:36","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179640\/"},"modified":"2024-11-09T03:34:37","modified_gmt":"2024-11-08T19:34:37","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-mysql-%e4%b8%ad%e4%bd%bf%e7%94%a8-drop-database-%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-drop-database-%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179640\/","title":{"rendered":"\u5982\u4f55\u5728 MySQL \u4e2d\u4f7f\u7528 drop database \u522a\u9664\u6578\u64da\u5eab\uff1f (drop database \u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-mysql-%e4%b8%ad%e4%bd%bf%e7%94%a8-drop-database-%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-fVeWDdMlfk\">\u5982\u4f55\u5728 MySQL \u4e2d\u4f7f\u7528 drop database \u522a\u9664\u6578\u64da\u5eab\uff1f<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cMySQL \u662f\u4e00\u500b\u975e\u5e38\u6d41\u884c\u7684\u9078\u64c7\uff0c\u56e0\u70ba\u5b83\u7684\u9748\u6d3b\u6027\u548c\u5f37\u5927\u529f\u80fd\u3002\u7576\u9700\u8981\u522a\u9664\u4e00\u500b\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u5eab\u6642\uff0cMySQL \u63d0\u4f9b\u4e86\u7c21\u55ae\u800c\u6709\u6548\u7684\u547d\u4ee4\uff1a<code>DROP DATABASE<\/code>\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528\u9019\u500b\u547d\u4ee4\u4f86\u522a\u9664\u6578\u64da\u5eab\uff0c\u4ee5\u53ca\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u9700\u8981\u6ce8\u610f\u7684\u4e8b\u9805\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-drop-database%ef%bc%9f-fVeWDdMlfk\">\u4ec0\u9ebc\u662f DROP DATABASE\uff1f<\/h2>\n<p><code>DROP DATABASE<\/code> \u662f\u4e00\u500b SQL \u547d\u4ee4\uff0c\u7528\u65bc\u6c38\u4e45\u522a\u9664\u6307\u5b9a\u7684\u6578\u64da\u5eab\u53ca\u5176\u6240\u6709\u5167\u5bb9\uff0c\u5305\u62ec\u8868\u3001\u6578\u64da\u548c\u5176\u4ed6\u76f8\u95dc\u5c0d\u8c61\u3002\u9019\u500b\u64cd\u4f5c\u662f\u4e0d\u53ef\u9006\u7684\uff0c\u4e00\u65e6\u57f7\u884c\uff0c\u6240\u6709\u6578\u64da\u5c07\u7121\u6cd5\u6062\u5fa9\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u6b64\u547d\u4ee4\u4e4b\u524d\uff0c\u52d9\u5fc5\u78ba\u8a8d\u8a72\u6578\u64da\u5eab\u4e0d\u518d\u9700\u8981\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-drop-database-%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-fVeWDdMlfk\">\u4f7f\u7528 DROP DATABASE \u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u4f7f\u7528 <code>DROP DATABASE<\/code> \u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>DROP DATABASE [IF EXISTS] database_name;<\/code><\/pre>\n<ul>\n<li><code>IF EXISTS<\/code>\uff1a\u9019\u662f\u4e00\u500b\u53ef\u9078\u7684\u53c3\u6578\uff0c\u7528\u65bc\u907f\u514d\u5728\u6578\u64da\u5eab\u4e0d\u5b58\u5728\u6642\u51fa\u73fe\u932f\u8aa4\u3002\u5982\u679c\u6307\u5b9a\u4e86\u9019\u500b\u53c3\u6578\uff0c\u7576\u6578\u64da\u5eab\u4e0d\u5b58\u5728\u6642\uff0cMySQL \u5c07\u4e0d\u6703\u5831\u932f\u3002<\/li>\n<li><code>database_name<\/code>\uff1a\u8981\u522a\u9664\u7684\u6578\u64da\u5eab\u540d\u7a31\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ad%a5%e9%a9%9f-fVeWDdMlfk\">\u522a\u9664\u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u522a\u9664\u6578\u64da\u5eab\u7684\u5177\u9ad4\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%99%bb%e9%8c%84-mysql-fVeWDdMlfk\">1. \u767b\u9304 MySQL<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u767b\u9304\u5230 MySQL \u4f3a\u670d\u5668\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>mysql -u username -p<\/code><\/pre>\n<p>\u5728\u63d0\u793a\u6642\u8f38\u5165\u60a8\u7684\u5bc6\u78bc\u3002<\/p>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%9c%a8-fVeWDdMlfk\">2. \u78ba\u8a8d\u6578\u64da\u5eab\u5b58\u5728<\/h3>\n<p>\u5728\u522a\u9664\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u78ba\u8a8d\u8a72\u6578\u64da\u5eab\u662f\u5426\u5b58\u5728\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u6240\u6709\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>SHOW DATABASES;<\/code><\/pre>\n<h3 id=\"3-%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e5%ba%ab-fVeWDdMlfk\">3. \u522a\u9664\u6578\u64da\u5eab<\/h3>\n<p>\u5982\u679c\u78ba\u5b9a\u8981\u522a\u9664\u7684\u6578\u64da\u5eab\u5b58\u5728\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u522a\u9664\uff1a<\/p>\n<pre><code>DROP DATABASE IF EXISTS your_database_name;<\/code><\/pre>\n<p>\u5c07 <code>your_database_name<\/code> \u66ff\u63db\u70ba\u60a8\u8981\u522a\u9664\u7684\u6578\u64da\u5eab\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-fVeWDdMlfk\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u522a\u9664\u6578\u64da\u5eab\u662f\u4e0d\u53ef\u9006\u7684\u64cd\u4f5c\uff0c\u8acb\u52d9\u5fc5\u5728\u57f7\u884c\u4e4b\u524d\u5099\u4efd\u91cd\u8981\u6578\u64da\u3002<\/li>\n<li>\u78ba\u4fdd\u60a8\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u57f7\u884c <code>DROP DATABASE<\/code> \u547d\u4ee4\u3002<\/li>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\uff0c\u5efa\u8b70\u5728\u975e\u9ad8\u5cf0\u6642\u6bb5\u57f7\u884c\u6b64\u64cd\u4f5c\uff0c\u4ee5\u907f\u514d\u5c0d\u7528\u6236\u9020\u6210\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-fVeWDdMlfk\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528 <code>DROP DATABASE<\/code> \u547d\u4ee4\u53ef\u4ee5\u8f15\u9b06\u5730\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u5eab\uff0c\u4f46\u5fc5\u9808\u8b39\u614e\u64cd\u4f5c\uff0c\u4ee5\u514d\u9020\u6210\u6578\u64da\u4e1f\u5931\u3002\u5728\u9032\u884c\u6b64\u64cd\u4f5c\u4e4b\u524d\uff0c\u52d9\u5fc5\u78ba\u8a8d\u6578\u64da\u5eab\u7684\u5fc5\u8981\u6027\u548c\u91cd\u8981\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u7ba1\u7406\u6578\u64da\u5eab\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\u9748\u6d3b\u6027\uff0c\u8b93\u6578\u64da\u5eab\u7ba1\u7406\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 MySQL \u4e2d\u4f7f\u7528 DROP DATABASE \u547d\u4ee4\u5b89\u5168\u5730\u522a\u9664\u6578\u64da\u5eab\u53ca\u5176\u6240\u6709\u6578\u64da\uff0c\u78ba\u4fdd\u6578\u64da\u7121\u6cd5\u6062\u5fa9\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-179640","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179640","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=179640"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179640\/revisions"}],"predecessor-version":[{"id":179641,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179640\/revisions\/179641"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179640"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179640"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}