{"id":75662,"date":"2024-10-16T00:10:16","date_gmt":"2024-10-15T16:10:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75662\/"},"modified":"2024-10-16T00:10:16","modified_gmt":"2024-10-15T16:10:16","slug":"mysql-%e8%b3%87%e6%ba%90%e7%9a%84%e6%ad%a3%e7%a2%ba%e6%87%89%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75662\/","title":{"rendered":"MySQL \u8cc7\u6e90\u7684\u6b63\u78ba\u61c9\u7528"},"content":{"rendered":"<h1 id=\"mysql-%e8%b3%87%e6%ba%90%e7%9a%84%e6%ad%a3%e7%a2%ba%e6%87%89%e7%94%a8-FNOwxcPbPI\">MySQL \u8cc7\u6e90\u7684\u6b63\u78ba\u61c9\u7528<\/h1>\n<p>MySQL \u662f\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u6b63\u78ba\u5730\u61c9\u7528 MySQL \u8cc7\u6e90\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e MySQL \u7684\u8cc7\u6e90\u7ba1\u7406\u3001\u6027\u80fd\u512a\u5316\u53ca\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"mysql-%e8%b3%87%e6%ba%90%e7%ae%a1%e7%90%86-FNOwxcPbPI\">MySQL \u8cc7\u6e90\u7ba1\u7406<\/h2>\n<p>\u5728\u4f7f\u7528 MySQL \u6642\uff0c\u8cc7\u6e90\u7ba1\u7406\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u6027\u80fd\u7684\u95dc\u9375\u3002\u4e3b\u8981\u7684\u8cc7\u6e90\u5305\u62ec CPU\u3001\u5167\u5b58\u3001\u78c1\u789f\u7a7a\u9593\u548c\u7db2\u7d61\u5e36\u5bec\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6709\u6548\u7684\u8cc7\u6e90\u7ba1\u7406\u7b56\u7565\uff1a<\/p>\n<ul>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u4f7f\u7528\u5de5\u5177\u5982 MySQL Workbench \u6216 phpMyAdmin \u4f86\u76e3\u63a7\u6578\u64da\u5eab\u7684\u6027\u80fd\u6307\u6a19\uff0c\u5305\u62ec\u67e5\u8a62\u57f7\u884c\u6642\u9593\u3001\u9023\u63a5\u6578\u548c\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u8abf\u6574\u914d\u7f6e\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574 MySQL \u7684\u914d\u7f6e\u6587\u4ef6\uff08my.cnf\uff09\uff0c\u4f8b\u5982\u589e\u52a0 innodb_buffer_pool_size \u4ee5\u63d0\u9ad8\u5167\u5b58\u4f7f\u7528\u6548\u7387\u3002<\/li>\n<li><strong>\u5b9a\u671f\u6e05\u7406\uff1a<\/strong>\u5b9a\u671f\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u548c\u7d22\u5f15\uff0c\u4ee5\u91cb\u653e\u78c1\u789f\u7a7a\u9593\u4e26\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-FNOwxcPbPI\">\u6027\u80fd\u512a\u5316<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8 MySQL \u7684\u6027\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63a1\u53d6\u591a\u7a2e\u512a\u5316\u63aa\u65bd\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95-FNOwxcPbPI\">1. \u4f7f\u7528\u7d22\u5f15<\/h3>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u7684\u6709\u6548\u5de5\u5177\u3002\u901a\u904e\u5728\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u67e5\u8a62\u6642\u9593\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE INDEX idx_user_email ON users(email);<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u52a0\u5feb\u57fa\u65bc email \u7684\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<h3 id=\"2-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96-FNOwxcPbPI\">2. \u67e5\u8a62\u512a\u5316<\/h3>\n<p>\u64b0\u5beb\u9ad8\u6548\u7684 SQL \u67e5\u8a62\u662f\u63d0\u5347\u6027\u80fd\u7684\u53e6\u4e00\u500b\u95dc\u9375\u3002\u907f\u514d\u4f7f\u7528 SELECT *\uff0c\u800c\u662f\u9078\u64c7\u5177\u9ad4\u7684\u5b57\u6bb5\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT id, name FROM users WHERE status = 'active';<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98-FNOwxcPbPI\">3. \u4f7f\u7528\u7de9\u5b58<\/h3>\n<p>\u5229\u7528\u7de9\u5b58\u6280\u8853\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u76f4\u63a5\u67e5\u8a62\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 Memcached \u6216 Redis \u4f86\u7de9\u5b58\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\uff0c\u5f9e\u800c\u6e1b\u5c11 MySQL \u7684\u8ca0\u64d4\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e4%b8%ad%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-FNOwxcPbPI\">\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u9ad8 MySQL \u7684\u6548\u7387\uff1a<\/p>\n<ul>\n<li><strong>\u5206\u5340\u8868\uff1a<\/strong>\u5c0d\u65bc\u5927\u578b\u6578\u64da\u96c6\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5206\u5340\u8868\u4f86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u548c\u7ba1\u7406\u6548\u7387\u3002<\/li>\n<li><strong>\u5b9a\u671f\u5099\u4efd\uff1a<\/strong>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\uff0c\u4e26\u78ba\u4fdd\u80fd\u5920\u5feb\u901f\u6062\u5fa9\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\u8003\u91cf\uff1a<\/strong>\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\uff0c\u5b9a\u671f\u66f4\u65b0 MySQL \u7248\u672c\uff0c\u4e26\u4f7f\u7528\u5f37\u5bc6\u78bc\u548c\u9069\u7576\u7684\u7528\u6236\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-FNOwxcPbPI\">\u7d50\u8ad6<\/h2>\n<p>\u6b63\u78ba\u61c9\u7528 MySQL \u8cc7\u6e90\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002\u901a\u904e\u6709\u6548\u7684\u8cc7\u6e90\u7ba1\u7406\u3001\u6027\u80fd\u512a\u5316\u548c\u9075\u5faa\u6700\u4f73\u5be6\u8e10\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5145\u5206\u767c\u63ee MySQL \u7684\u6f5b\u529b\uff0c\u6eff\u8db3\u4e0d\u65b7\u589e\u9577\u7684\u696d\u52d9\u9700\u6c42\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4e5f\u662f\u4e00\u500b\u91cd\u8981\u7684\u8003\u91cf\u3002\u5e0c\u671b\u672c\u6587\u80fd\u70ba\u60a8\u5728 MySQL \u7684\u61c9\u7528\u4e0a\u63d0\u4f9b\u6709\u50f9\u503c\u7684\u53c3\u8003\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 MySQL 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