{"id":195049,"date":"2024-11-13T11:46:21","date_gmt":"2024-11-13T03:46:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195049\/"},"modified":"2024-11-13T11:46:22","modified_gmt":"2024-11-13T03:46:22","slug":"%e5%84%aa%e5%8c%96mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e7%9a%848%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195049\/","title":{"rendered":"\u512a\u5316MySQL\u6578\u64da\u5eab\u6027\u80fd\u76848\u65b9\u6848"},"content":{"rendered":"<h1 id=\"%e5%84%aa%e5%8c%96mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e7%9a%848%e6%96%b9%e6%a1%88-rqDxuBjZuj\">\u512a\u5316MySQL\u6578\u64da\u5eab\u6027\u80fd\u76848\u65b9\u6848<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cMySQL\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u6027\u80fd\u7684\u512a\u5316\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u516b\u7a2e\u6709\u6548\u7684\u65b9\u6848\uff0c\u4ee5\u63d0\u5347MySQL\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e9%81%a9%e7%95%b6%e7%9a%84%e7%b4%a2%e5%bc%95-rqDxuBjZuj\">1. \u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15<\/h2>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u70ba\u5e38\u7528\u7684\u67e5\u8a62\u5b57\u6bb5\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u67e5\u8a62\u6642\u9593\u3002\u4f7f\u7528 <code>EXPLAIN<\/code> \u8a9e\u53e5\u4f86\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u78ba\u4fdd\u7d22\u5f15\u7684\u4f7f\u7528\u662f\u6709\u6548\u7684\u3002<\/p>\n<pre><code>EXPLAIN SELECT * FROM users WHERE email = 'example@example.com';<\/code><\/pre>\n<h2 id=\"2-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-rqDxuBjZuj\">2. \u512a\u5316\u67e5\u8a62\u8a9e\u53e5<\/h2>\n<p>\u64b0\u5beb\u9ad8\u6548\u7684SQL\u67e5\u8a62\u8a9e\u53e5\u662f\u63d0\u5347\u6027\u80fd\u7684\u53e6\u4e00\u500b\u91cd\u8981\u65b9\u9762\u3002\u907f\u514d\u4f7f\u7528SELECT *\uff0c\u800c\u662f\u660e\u78ba\u6307\u5b9a\u6240\u9700\u7684\u5217\u3002\u6b64\u5916\uff0c\u4f7f\u7528JOIN\u800c\u975e\u5b50\u67e5\u8a62\uff0c\u901a\u5e38\u80fd\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<pre><code>SELECT id, name FROM users WHERE status = 'active';<\/code><\/pre>\n<h2 id=\"3-%e8%aa%bf%e6%95%b4mysql%e9%85%8d%e7%bd%ae-rqDxuBjZuj\">3. \u8abf\u6574MySQL\u914d\u7f6e<\/h2>\n<p>MySQL\u7684\u914d\u7f6e\u53c3\u6578\u5c0d\u6027\u80fd\u6709\u8457\u76f4\u63a5\u5f71\u97ff\u3002\u6839\u64da\u4f3a\u670d\u5668\u7684\u786c\u9ad4\u914d\u7f6e\u548c\u61c9\u7528\u9700\u6c42\uff0c\u8abf\u6574 <code>innodb_buffer_pool_size<\/code>\u3001<code>query_cache_size<\/code> \u548c <code>max_connections<\/code> \u7b49\u53c3\u6578\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u6027\u80fd\u3002<\/p>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93-rqDxuBjZuj\">4. \u4f7f\u7528\u7de9\u5b58\u6280\u8853<\/h2>\n<p>\u7de9\u5b58\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u76f4\u63a5\u67e5\u8a62\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u4f7f\u7528Memcached\u6216Redis\u7b49\u7de9\u5b58\u7cfb\u7d71\uff0c\u53ef\u4ee5\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u6e1b\u5c11\u67e5\u8a62\u5ef6\u9072\u3002<\/p>\n<h2 id=\"5-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a-rqDxuBjZuj\">5. \u5b9a\u671f\u6e05\u7406\u6578\u64da<\/h2>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u6578\u64da\u5eab\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6216\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"6-%e4%bd%bf%e7%94%a8%e5%88%86%e5%8d%80%e6%8a%80%e8%a1%93-rqDxuBjZuj\">6. \u4f7f\u7528\u5206\u5340\u6280\u8853<\/h2>\n<p>\u5c0d\u65bc\u5927\u578b\u6578\u64da\u8868\uff0c\u4f7f\u7528\u5206\u5340\u6280\u8853\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u4e0d\u540c\u7684\u7269\u7406\u5340\u57df\uff0cMySQL\u53ef\u4ee5\u66f4\u5feb\u5730\u5b9a\u4f4d\u6240\u9700\u6578\u64da\u3002<\/p>\n<pre><code>CREATE TABLE orders (\n    id INT,\n    order_date DATE,\n    ...\n) PARTITION BY RANGE (YEAR(order_date)) (\n    PARTITION p0 VALUES LESS THAN (2020),\n    PARTITION p1 VALUES LESS THAN (2021),\n    PARTITION p2 VALUES LESS THAN (2022)\n);<\/code><\/pre>\n<h2 id=\"7-%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%88%86%e6%9e%90%e6%80%a7%e8%83%bd-rqDxuBjZuj\">7. \u76e3\u63a7\u548c\u5206\u6790\u6027\u80fd<\/h2>\n<p>\u4f7f\u7528\u6027\u80fd\u76e3\u63a7\u5de5\u5177\uff08\u5982MySQL Enterprise Monitor\u6216Percona Monitoring and Management\uff09\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u6027\u80fd\u74f6\u9838\u3002\u5b9a\u671f\u5206\u6790\u67e5\u8a62\u65e5\u8a8c\uff0c\u627e\u51fa\u57f7\u884c\u6642\u9593\u904e\u9577\u7684\u67e5\u8a62\uff0c\u4e26\u9032\u884c\u512a\u5316\u3002<\/p>\n<h2 id=\"8-%e8%80%83%e6%85%ae%e4%bd%bf%e7%94%a8%e8%a4%87%e8%a3%bd%e5%92%8c%e8%b2%a0%e8%bc%89%e5%9d%87%e8%a1%a1-rqDxuBjZuj\">8. \u8003\u616e\u4f7f\u7528\u8907\u88fd\u548c\u8ca0\u8f09\u5747\u8861<\/h2>\n<p>\u5c0d\u65bc\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528MySQL\u8907\u88fd\u6280\u8853\uff0c\u5c07\u8b80\u53d6\u8acb\u6c42\u5206\u6563\u5230\u591a\u500b\u5f9e\u4f3a\u670d\u5668\u4e0a\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u4e3b\u4f3a\u670d\u5668\u7684\u8ca0\u64d4\uff0c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-rqDxuBjZuj\">\u7e3d\u7d50<\/h2>\n<p>\u512a\u5316MySQL\u6578\u64da\u5eab\u6027\u80fd\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\uff0c\u6d89\u53ca\u591a\u65b9\u9762\u7684\u8003\u91cf\u3002\u901a\u904e\u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15\u3001\u512a\u5316\u67e5\u8a62\u8a9e\u53e5\u3001\u8abf\u6574\u914d\u7f6e\u3001\u4f7f\u7528\u7de9\u5b58\u6280\u8853\u3001\u5b9a\u671f\u6e05\u7406\u6578\u64da\u3001\u4f7f\u7528\u5206\u5340\u6280\u8853\u3001\u76e3\u63a7\u6027\u80fd\u4ee5\u53ca\u8003\u616e\u8907\u88fd\u548c\u8ca0\u8f09\u5747\u8861\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\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> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u9ad8\u6548\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d228\u7a2e\u512a\u5316MySQL\u6578\u64da\u5eab\u6027\u80fd\u7684\u6709\u6548\u65b9\u6848\uff0c\u63d0\u5347\u67e5\u8a62\u901f\u5ea6\u548c\u7cfb\u7d71\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u6d41\u66a2\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-195049","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195049","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=195049"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195049\/revisions"}],"predecessor-version":[{"id":195050,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195049\/revisions\/195050"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=195049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=195049"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=195049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}