{"id":171601,"date":"2024-11-07T04:06:18","date_gmt":"2024-11-06T20:06:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171601\/"},"modified":"2024-11-07T04:06:19","modified_gmt":"2024-11-06T20:06:19","slug":"%e9%9d%92%e9%8a%85%e5%88%b0%e7%8e%8b%e8%80%85%ef%bc%8c%e5%bf%ab%e9%80%9f%e6%8f%90%e5%8d%87%e4%bd%a0-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ae%b5%e4%bd%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171601\/","title":{"rendered":"\u9752\u9285\u5230\u738b\u8005\uff0c\u5feb\u901f\u63d0\u5347\u4f60 MySQL \u6578\u64da\u5eab\u7684\u6bb5\u4f4d"},"content":{"rendered":"<h1 id=\"%e9%9d%92%e9%8a%85%e5%88%b0%e7%8e%8b%e8%80%85%ef%bc%8c%e5%bf%ab%e9%80%9f%e6%8f%90%e5%8d%87%e4%bd%a0-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ae%b5%e4%bd%8d-XRjgyDYkvd\">\u9752\u9285\u5230\u738b\u8005\uff0c\u5feb\u901f\u63d0\u5347\u4f60 MySQL \u6578\u64da\u5eab\u7684\u6bb5\u4f4d<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cMySQL \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u548c\u7db2\u7ad9\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0cMySQL \u90fd\u662f\u5176\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7684\u6838\u5fc3\u3002\u7136\u800c\uff0c\u8a31\u591a\u7528\u6236\u5728\u4f7f\u7528 MySQL \u6642\uff0c\u53ef\u80fd\u6703\u9762\u81e8\u6027\u80fd\u74f6\u9838\u548c\u6578\u64da\u7ba1\u7406\u7684\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u6709\u6548\u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u4f60\u5feb\u901f\u63d0\u5347 MySQL \u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u5f9e\u800c\u5be6\u73fe\u5f9e\u9752\u9285\u5230\u738b\u8005\u7684\u98db\u8e8d\u3002<\/p>\n<h2 id=\"1-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd-XRjgyDYkvd\">1. \u512a\u5316\u67e5\u8a62\u6027\u80fd<\/h2>\n<p>\u67e5\u8a62\u6027\u80fd\u662f\u5f71\u97ff MySQL \u6578\u64da\u5eab\u6574\u9ad4\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u3002\u70ba\u4e86\u512a\u5316\u67e5\u8a62\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u7d22\u5f15\uff1a<\/strong>\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002\u78ba\u4fdd\u5728\u7d93\u5e38\u7528\u65bc\u67e5\u8a62\u7684\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u4e00\u500b\u7528\u6236\u8868\uff0c\u53ef\u4ee5\u5728\u7528\u6236\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\uff1a<\/li>\n<pre><code>CREATE INDEX idx_username ON users(username);\nCREATE INDEX idx_email ON users(email);<\/code><\/pre>\n<li><strong>\u907f\u514d SELECT *\uff1a<\/strong>\u5728\u67e5\u8a62\u6642\uff0c\u76e1\u91cf\u907f\u514d\u4f7f\u7528 SELECT *\uff0c\u800c\u662f\u9078\u64c7\u9700\u8981\u7684\u5217\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u7684\u8ca0\u64d4\u3002<\/li>\n<li><strong>\u4f7f\u7528 EXPLAIN \u5206\u6790\u67e5\u8a62\uff1a<\/strong>\u4f7f\u7528 EXPLAIN \u8a9e\u53e5\u4f86\u5206\u6790\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e8%aa%bf%e6%95%b4%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae-XRjgyDYkvd\">2. \u8abf\u6574\u6578\u64da\u5eab\u914d\u7f6e<\/h2>\n<p>MySQL \u7684\u914d\u7f6e\u5c0d\u65bc\u6027\u80fd\u6709\u8457\u91cd\u8981\u5f71\u97ff\u3002\u6839\u64da\u4f60\u7684\u61c9\u7528\u9700\u6c42\uff0c\u8abf\u6574\u4ee5\u4e0b\u5e7e\u500b\u914d\u7f6e\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><strong>innodb_buffer_pool_size\uff1a<\/strong>\u9019\u500b\u53c3\u6578\u6c7a\u5b9a\u4e86 InnoDB \u5b58\u5132\u5f15\u64ce\u7528\u65bc\u7de9\u5b58\u6578\u64da\u548c\u7d22\u5f15\u7684\u5167\u5b58\u5927\u5c0f\u3002\u901a\u5e38\u5efa\u8b70\u8a2d\u7f6e\u70ba\u53ef\u7528\u5167\u5b58\u7684 70-80%\u3002<\/li>\n<li><strong>max_connections\uff1a<\/strong>\u6839\u64da\u61c9\u7528\u7684\u4e26\u767c\u9700\u6c42\uff0c\u9069\u7576\u8abf\u6574\u6700\u5927\u9023\u63a5\u6578\u3002<\/li>\n<li><strong>query_cache_size\uff1a<\/strong>\u5982\u679c\u4f60\u7684\u61c9\u7528\u7a0b\u5e8f\u6709\u5927\u91cf\u91cd\u8907\u67e5\u8a62\uff0c\u53ef\u4ee5\u8003\u616e\u555f\u7528\u67e5\u8a62\u7de9\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e5%ae%9a%e6%9c%9f%e7%b6%ad%e8%ad%b7%e6%95%b8%e6%93%9a%e5%ba%ab-XRjgyDYkvd\">3. \u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab<\/h2>\n<p>\u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab\u53ef\u4ee5\u5e6b\u52a9\u4fdd\u6301\u5176\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\u7684\u7dad\u8b77\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li><strong>\u6e05\u7406\u7121\u7528\u6578\u64da\uff1a<\/strong>\u5b9a\u671f\u522a\u9664\u904e\u671f\u6216\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>\u91cd\u5efa\u7d22\u5f15\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u7d22\u5f15\u53ef\u80fd\u6703\u8b8a\u5f97\u4e0d\u5920\u9ad8\u6548\u3002\u5b9a\u671f\u91cd\u5efa\u7d22\u5f15\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u5099\u4efd\u6578\u64da\uff1a<\/strong>\u5b9a\u671f\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e5%88%86%e5%8d%80%e6%8a%80%e8%a1%93-XRjgyDYkvd\">4. \u4f7f\u7528\u5206\u5340\u6280\u8853<\/h2>\n<p>\u5c0d\u65bc\u5927\u578b\u6578\u64da\u96c6\uff0c\u4f7f\u7528\u5206\u5340\u6280\u8853\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u901a\u904e\u5c07\u8868\u5206\u6210\u591a\u500b\u5206\u5340\uff0c\u53ef\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6839\u64da\u65e5\u671f\u5c07\u6578\u64da\u5206\u5340\uff1a<\/p>\n<pre><code>CREATE TABLE orders (\n    order_id INT,\n    order_date DATE,\n    ...\n) PARTITION BY RANGE (YEAR(order_date)) (\n    PARTITION p2021 VALUES LESS THAN (2022),\n    PARTITION p2022 VALUES LESS THAN (2023)\n);<\/code><\/pre>\n<h2 id=\"5-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e8%a9%a6-XRjgyDYkvd\">5. \u76e3\u63a7\u548c\u8abf\u8a66<\/h2>\n<p>\u6301\u7e8c\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\u662f\u78ba\u4fdd\u5176\u9ad8\u6548\u904b\u884c\u7684\u95dc\u9375\u3002\u53ef\u4ee5\u4f7f\u7528 MySQL \u7684\u6027\u80fd\u76e3\u63a7\u5de5\u5177\uff0c\u5982 MySQL Enterprise Monitor \u6216\u7b2c\u4e09\u65b9\u5de5\u5177\uff0c\u4f86\u8ddf\u8e64\u67e5\u8a62\u6027\u80fd\u3001\u9023\u63a5\u6578\u548c\u8cc7\u6e90\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XRjgyDYkvd\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u512a\u5316\u67e5\u8a62\u6027\u80fd\u3001\u8abf\u6574\u6578\u64da\u5eab\u914d\u7f6e\u3001\u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab\u3001\u4f7f\u7528\u5206\u5340\u6280\u8853\u4ee5\u53ca\u6301\u7e8c\u76e3\u63a7\uff0c\u4f60\u53ef\u4ee5\u6709\u6548\u63d0\u5347 MySQL \u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u5be6\u73fe\u5f9e\u9752\u9285\u5230\u738b\u8005\u7684\u8f49\u8b8a\u3002\u9019\u4e9b\u65b9\u6cd5\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u97ff\u61c9\u901f\u5ea6\uff0c\u9084\u80fd\u589e\u5f37\u6574\u9ad4\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u4f60\u66f4\u597d\u5730\u7ba1\u7406\u548c\u904b\u884c\u4f60\u7684 MySQL \u6578\u64da\u5eab\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u63d0\u5347\u4f60\u7684 MySQL \u6578\u64da\u5eab\u6280\u80fd\uff0c\u5f9e\u9752\u9285\u5230\u738b\u8005\uff0c\u638c\u63e1\u6700\u4f73\u5be6\u8e10\u8207\u6280\u5de7\uff0c\u8b93\u6578\u64da\u7ba1\u7406\u66f4\u9ad8\u6548\uff01<\/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-171601","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171601","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=171601"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171601\/revisions"}],"predecessor-version":[{"id":171602,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171601\/revisions\/171602"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}