{"id":157862,"date":"2024-11-03T00:04:22","date_gmt":"2024-11-02T16:04:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/157862\/"},"modified":"2024-11-03T00:04:23","modified_gmt":"2024-11-02T16:04:23","slug":"%e9%ab%98%e6%95%88%e8%ae%80%e5%8f%96%e5%84%84%e7%b4%9a%e6%95%b8%e6%93%9a%e8%a1%a8%e7%9a%84%e6%8a%80%e5%b7%a7%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8-1-%e5%84%84%e6%95%b8%e6%93%9a%e8%ae%80","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/157862\/","title":{"rendered":"\u9ad8\u6548\u8b80\u53d6\u5104\u7d1a\u6578\u64da\u8868\u7684\u6280\u5de7\uff08\u6578\u64da\u5eab\u8868 1 \u5104\u6578\u64da\u8b80\u53d6\uff09"},"content":{"rendered":"<h1 id=\"%e9%ab%98%e6%95%88%e8%ae%80%e5%8f%96%e5%84%84%e7%b4%9a%e6%95%b8%e6%93%9a%e8%a1%a8%e7%9a%84%e6%8a%80%e5%b7%a7%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8-1-%e5%84%84%e6%95%b8%e6%93%9a%e8%ae%80-MZfudWiZHP\">\u9ad8\u6548\u8b80\u53d6\u5104\u7d1a\u6578\u64da\u8868\u7684\u6280\u5de7\uff08\u6578\u64da\u5eab\u8868 1 \u5104\u6578\u64da\u8b80\u53d6\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6fc0\u589e\uff0c\u7279\u5225\u662f\u7576\u6578\u64da\u8868\u9054\u5230\u5104\u7d1a\u6578\u64da\u6642\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u8b80\u53d6\u9019\u4e9b\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u9ad8\u6548\u8b80\u53d6\u5104\u7d1a\u6578\u64da\u8868\u7684\u6280\u5de7\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5de5\u7a0b\u5e2b\u512a\u5316\u6578\u64da\u5eab\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95-MZfudWiZHP\">1. \u4f7f\u7528\u7d22\u5f15<\/h2>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u6578\u64da\u5eab\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u5728\u8868\u7684\u7279\u5b9a\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u67e5\u8a62\u6240\u9700\u7684\u6642\u9593\u3002\u5c0d\u65bc\u5104\u7d1a\u6578\u64da\u8868\uff0c\u9078\u64c7\u5408\u9069\u7684\u7d22\u5f15\u985e\u578b\uff08\u5982B\u6a39\u7d22\u5f15\u3001\u54c8\u5e0c\u7d22\u5f15\u7b49\uff09\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<ul>\n<li><strong>B\u6a39\u7d22\u5f15\uff1a<\/strong>\u9069\u5408\u7bc4\u570d\u67e5\u8a62\uff0c\u80fd\u5920\u5feb\u901f\u5b9a\u4f4d\u6578\u64da\u3002<\/li>\n<li><strong>\u54c8\u5e0c\u7d22\u5f15\uff1a<\/strong>\u9069\u5408\u7cbe\u78ba\u67e5\u8a62\uff0c\u4f46\u4e0d\u652f\u6301\u7bc4\u570d\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5c0d\u65bc\u4e00\u500b\u5305\u542b\u7528\u6236\u4fe1\u606f\u7684\u6578\u64da\u8868\uff0c\u53ef\u4ee5\u5728\u7528\u6236ID\u548c\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\uff1a<\/p>\n<pre><code>CREATE INDEX idx_user_id ON users(user_id);\nCREATE INDEX idx_email ON users(email);<\/code><\/pre>\n<h2 id=\"2-%e5%88%86%e5%8d%80%e8%a1%a8-MZfudWiZHP\">2. \u5206\u5340\u8868<\/h2>\n<p>\u5c0d\u65bc\u7279\u5225\u5927\u7684\u6578\u64da\u8868\uff0c\u5206\u5340\u662f\u4e00\u7a2e\u6709\u6548\u7684\u7ba1\u7406\u65b9\u5f0f\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u6210\u591a\u500b\u5c0f\u7684\u3001\u53ef\u7ba1\u7406\u7684\u90e8\u5206\uff0c\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u5206\u5340\u53ef\u4ee5\u57fa\u65bc\u7bc4\u570d\u3001\u5217\u8868\u6216\u54c8\u5e0c\u9032\u884c\u8a2d\u7f6e\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5c0d\u65bc\u4e00\u500b\u5305\u542b\u4ea4\u6613\u8a18\u9304\u7684\u6578\u64da\u8868\uff0c\u53ef\u4ee5\u6839\u64da\u65e5\u671f\u9032\u884c\u5206\u5340\uff1a<\/p>\n<pre><code>CREATE TABLE transactions (\n    transaction_id INT,\n    user_id INT,\n    amount DECIMAL(10, 2),\n    transaction_date DATE\n) PARTITION BY RANGE (YEAR(transaction_date)) (\n    PARTITION p2021 VALUES LESS THAN (2022),\n    PARTITION p2022 VALUES LESS THAN (2023)\n);<\/code><\/pre>\n<h2 id=\"3-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96-MZfudWiZHP\">3. \u67e5\u8a62\u512a\u5316<\/h2>\n<p>\u64b0\u5beb\u9ad8\u6548\u7684SQL\u67e5\u8a62\u662f\u63d0\u9ad8\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\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u91cf\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u4f7f\u7528JOIN\u6642\uff0c\u61c9\u78ba\u4fdd\u5728JOIN\u7684\u5217\u4e0a\u6709\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u512a\u5316\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT u.user_id, u.email, t.amount\nFROM users u\nJOIN transactions t ON u.user_id = t.user_id\nWHERE t.transaction_date BETWEEN '2023-01-01' AND '2023-12-31';<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98-MZfudWiZHP\">4. \u4f7f\u7528\u7de9\u5b58<\/h2>\n<p>\u7de9\u5b58\u662f\u63d0\u9ad8\u6578\u64da\u8b80\u53d6\u901f\u5ea6\u7684\u6709\u6548\u624b\u6bb5\u3002\u901a\u904e\u5c07\u5e38\u7528\u7684\u67e5\u8a62\u7d50\u679c\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u76f4\u63a5\u67e5\u8a62\u3002\u5e38\u898b\u7684\u7de9\u5b58\u6280\u8853\u5305\u62ecRedis\u548cMemcached\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528Redis\u7de9\u5b58\u7528\u6236\u4fe1\u606f\uff1a<\/p>\n<pre><code>SET user:1 '{\"user_id\": 1, \"email\": \"user@example.com\"}';<\/code><\/pre>\n<h2 id=\"5-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae%e8%aa%bf%e6%95%b4-MZfudWiZHP\">5. \u6578\u64da\u5eab\u914d\u7f6e\u8abf\u6574<\/h2>\n<p>\u6700\u5f8c\uff0c\u5c0d\u6578\u64da\u5eab\u7684\u914d\u7f6e\u9032\u884c\u8abf\u6574\u4e5f\u80fd\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u3002\u6839\u64da\u5be6\u969b\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u8abf\u6574\u7de9\u5b58\u5927\u5c0f\u3001\u9023\u63a5\u6578\u91cf\u548c\u67e5\u8a62\u8d85\u6642\u7b49\u53c3\u6578\uff0c\u53ef\u4ee5\u4f7f\u6578\u64da\u5eab\u904b\u884c\u5f97\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<h3 id=\"%e7%b5%90%e8%ab%96-MZfudWiZHP\">\u7d50\u8ad6<\/h3>\n<p>\u5728\u8655\u7406\u5104\u7d1a\u6578\u64da\u8868\u6642\uff0c\u63a1\u7528\u5408\u9069\u7684\u7d22\u5f15\u3001\u5206\u5340\u3001\u67e5\u8a62\u512a\u5316\u3001\u7de9\u5b58\u6280\u8853\u4ee5\u53ca\u6578\u64da\u5eab\u914d\u7f6e\u8abf\u6574\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u8b80\u53d6\u7684\u6548\u7387\u3002\u9019\u4e9b\u6280\u5de7\u4e0d\u50c5\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u5347\u61c9\u7528\u6027\u80fd\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u9700\u6c42\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u57fa\u790e\u8a2d\u65bd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1\u9ad8\u6548\u8b80\u53d6\u5104\u7d1a\u6578\u64da\u8868\u7684\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\uff0c\u5feb\u901f\u8655\u74061\u5104\u689d\u6578\u64da\uff0c\u512a\u5316\u67e5\u8a62\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-157862","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157862","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=157862"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157862\/revisions"}],"predecessor-version":[{"id":157863,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157862\/revisions\/157863"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=157862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=157862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=157862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}