{"id":183870,"date":"2024-11-10T08:25:18","date_gmt":"2024-11-10T00:25:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183870\/"},"modified":"2024-11-10T08:25:19","modified_gmt":"2024-11-10T00:25:19","slug":"%e4%bd%bf%e7%94%a8mysql%e6%9f%a5%e8%a9%a2%e7%8d%b2%e5%8f%96%e6%89%80%e6%9c%89%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%a1%e6%81%af-mysql-%e6%9f%a5%e6%89%80%e6%9c%89%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183870\/","title":{"rendered":"\u4f7f\u7528MySQL\u67e5\u8a62\u7372\u53d6\u6240\u6709\u6578\u64da\u5eab\u4fe1\u606f (mysql \u67e5\u6240\u6709\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8mysql%e6%9f%a5%e8%a9%a2%e7%8d%b2%e5%8f%96%e6%89%80%e6%9c%89%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%a1%e6%81%af-mysql-%e6%9f%a5%e6%89%80%e6%9c%89%e6%95%b8%e6%93%9a%e5%ba%ab-LJgHQZGAOR\">\u4f7f\u7528MySQL\u67e5\u8a62\u7372\u53d6\u6240\u6709\u6578\u64da\u5eab\u4fe1\u606f (mysql \u67e5\u6240\u6709\u6578\u64da\u5eab)<\/h1>\n<p>\u5728\u7ba1\u7406MySQL\u6578\u64da\u5eab\u6642\uff0c\u4e86\u89e3\u5982\u4f55\u67e5\u8a62\u548c\u7372\u53d6\u6240\u6709\u6578\u64da\u5eab\u7684\u4fe1\u606f\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u6578\u64da\u5eab\u7684\u7ba1\u7406\uff0c\u9084\u80fd\u8b93\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u4e86\u89e3\u7cfb\u7d71\u7684\u7d50\u69cb\u548c\u6578\u64da\u7684\u5206\u4f48\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528MySQL\u67e5\u8a62\u4f86\u7372\u53d6\u6240\u6709\u6578\u64da\u5eab\u7684\u4fe1\u606f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-LJgHQZGAOR\">MySQL\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>MySQL\u662f\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u6bcf\u500bMySQL\u4f3a\u670d\u5668\u53ef\u4ee5\u5305\u542b\u591a\u500b\u6578\u64da\u5eab\uff0c\u6bcf\u500b\u6578\u64da\u5eab\u53c8\u53ef\u4ee5\u5305\u542b\u591a\u500b\u8868\u3002\u4e86\u89e3\u5982\u4f55\u67e5\u8a62\u9019\u4e9b\u6578\u64da\u5eab\u7684\u4fe1\u606f\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e6%89%80%e6%9c%89%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%91%bd%e4%bb%a4-LJgHQZGAOR\">\u67e5\u8a62\u6240\u6709\u6578\u64da\u5eab\u7684\u57fa\u672c\u547d\u4ee4<\/h2>\n<p>\u8981\u7372\u53d6MySQL\u4f3a\u670d\u5668\u4e0a\u6240\u6709\u6578\u64da\u5eab\u7684\u5217\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\uff1a<\/p>\n<pre><code>SHOW DATABASES;<\/code><\/pre>\n<p>\u57f7\u884c\u9019\u500b\u547d\u4ee4\u5f8c\uff0cMySQL\u5c07\u8fd4\u56de\u4e00\u500b\u5305\u542b\u6240\u6709\u6578\u64da\u5eab\u540d\u7a31\u7684\u5217\u8868\u3002\u9019\u662f\u4e00\u500b\u975e\u5e38\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u6cd5\u4f86\u67e5\u770b\u4f3a\u670d\u5668\u4e0a\u5b58\u5728\u7684\u6240\u6709\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e7%8d%b2%e5%8f%96%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%a9%b3%e7%b4%b0%e4%bf%a1%e6%81%af-LJgHQZGAOR\">\u7372\u53d6\u6578\u64da\u5eab\u7684\u8a73\u7d30\u4fe1\u606f<\/h2>\n<p>\u9664\u4e86\u7372\u53d6\u6578\u64da\u5eab\u7684\u540d\u7a31\u5916\uff0c\u6709\u6642\u5019\u6211\u5011\u9700\u8981\u66f4\u8a73\u7d30\u7684\u4fe1\u606f\uff0c\u4f8b\u5982\u6578\u64da\u5eab\u7684\u5275\u5efa\u6642\u9593\u3001\u5b57\u7b26\u96c6\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u7372\u53d6\u9019\u4e9b\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT SCHEMA_NAME, DEFAULT_CHARACTER_SET_NAME, CREATE_TIME \nFROM information_schema.SCHEMATA;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u6578\u64da\u5eab\u7684\u540d\u7a31\u3001\u9ed8\u8a8d\u5b57\u7b26\u96c6\u4ee5\u53ca\u5275\u5efa\u6642\u9593\u3002\u9019\u4e9b\u4fe1\u606f\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e7%89%b9%e5%ae%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%a1%a8%e4%bf%a1%e6%81%af-LJgHQZGAOR\">\u67e5\u8a62\u7279\u5b9a\u6578\u64da\u5eab\u7684\u8868\u4fe1\u606f<\/h2>\n<p>\u5982\u679c\u60a8\u60f3\u8981\u67e5\u770b\u67d0\u500b\u7279\u5b9a\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SHOW TABLES IN database_name;<\/code><\/pre>\n<p>\u5c07 <code>database_name<\/code> \u66ff\u63db\u70ba\u60a8\u60f3\u8981\u67e5\u8a62\u7684\u6578\u64da\u5eab\u540d\u7a31\u3002\u9019\u5c07\u8fd4\u56de\u8a72\u6578\u64da\u5eab\u4e2d\u6240\u6709\u8868\u7684\u5217\u8868\u3002<\/p>\n<h2 id=\"%e7%8d%b2%e5%8f%96%e8%a1%a8%e7%9a%84%e8%a9%b3%e7%b4%b0%e4%bf%a1%e6%81%af-LJgHQZGAOR\">\u7372\u53d6\u8868\u7684\u8a73\u7d30\u4fe1\u606f<\/h2>\n<p>\u8981\u7372\u53d6\u7279\u5b9a\u8868\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u4f8b\u5982\u5217\u540d\u3001\u6578\u64da\u985e\u578b\u7b49\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SHOW COLUMNS FROM table_name IN database_name;<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u8fd4\u56de\u6307\u5b9a\u8868\u7684\u6240\u6709\u5217\u53ca\u5176\u5c6c\u6027\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u6578\u64da\u7d50\u69cb\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e4%bf%a1%e6%81%af%e6%9e%b6%e6%a7%8b%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%92%8c%e8%a1%a8%e7%9a%84%e4%bf%a1%e6%81%af-LJgHQZGAOR\">\u4f7f\u7528\u4fe1\u606f\u67b6\u69cb\u67e5\u8a62\u6578\u64da\u5eab\u548c\u8868\u7684\u4fe1\u606f<\/h2>\n<p>MySQL\u63d0\u4f9b\u4e86\u4e00\u500b\u540d\u70ba <code>information_schema<\/code> \u7684\u865b\u64ec\u6578\u64da\u5eab\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u5b83\u4f86\u67e5\u8a62\u6578\u64da\u5eab\u548c\u8868\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u67e5\u8a62\u6240\u6709\u6578\u64da\u5eab\u7684\u540d\u7a31\u548c\u5b57\u7b26\u96c6\uff1a<\/li>\n<pre><code>SELECT SCHEMA_NAME, DEFAULT_CHARACTER_SET_NAME \n    FROM information_schema.SCHEMATA;<\/code><\/pre>\n<li>\u67e5\u8a62\u6240\u6709\u8868\u7684\u540d\u7a31\u548c\u884c\u6578\uff1a<\/li>\n<pre><code>SELECT TABLE_NAME, TABLE_ROWS \n    FROM information_schema.TABLES \n    WHERE TABLE_SCHEMA = 'database_name';<\/code><\/pre>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LJgHQZGAOR\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4f7f\u7528\u4e0a\u8ff0\u7684MySQL\u67e5\u8a62\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u6240\u6709\u6578\u64da\u5eab\u7684\u4fe1\u606f\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u67e5\u770b\u6578\u64da\u5eab\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u9084\u662f\u6df1\u5165\u4e86\u89e3\u7279\u5b9a\u8868\u7684\u7d50\u69cb\uff0c\u9019\u4e9b\u67e5\u8a62\u90fd\u80fd\u5e6b\u52a9\u60a8\u66f4\u6709\u6548\u5730\u7ba1\u7406\u60a8\u7684\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684MySQL\u6578\u64da\u5eab\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528MySQL\u67e5\u8a62\u7372\u53d6\u6240\u6709\u6578\u64da\u5eab\u4fe1\u606f\uff0c\u8f15\u9b06\u638c\u63e1\u6578\u64da\u5eab\u7d50\u69cb\u8207\u5167\u5bb9\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-183870","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183870","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=183870"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183870\/revisions"}],"predecessor-version":[{"id":183871,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183870\/revisions\/183871"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=183870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=183870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=183870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}