{"id":196231,"date":"2024-11-13T21:34:20","date_gmt":"2024-11-13T13:34:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196231\/"},"modified":"2024-11-13T21:34:22","modified_gmt":"2024-11-13T13:34:22","slug":"%e6%8e%8c%e6%8f%a1%e7%a7%80%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8a%80%e5%b7%a7%ef%bc%8c%e8%bc%95%e9%ac%86%e7%ae%a1%e7%90%86%e5%a4%a7%e6%95%b8%e6%93%9a-%e7%a7%80%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196231\/","title":{"rendered":"\u638c\u63e1\u79c0\u6578\u64da\u5eab\u6280\u5de7\uff0c\u8f15\u9b06\u7ba1\u7406\u5927\u6578\u64da (\u79c0\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e6%8e%8c%e6%8f%a1%e7%a7%80%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8a%80%e5%b7%a7%ef%bc%8c%e8%bc%95%e9%ac%86%e7%ae%a1%e7%90%86%e5%a4%a7%e6%95%b8%e6%93%9a-%e7%a7%80%e6%95%b8%e6%93%9a%e5%ba%ab-ZjygWLyqeY\">\u638c\u63e1\u79c0\u6578\u64da\u5eab\u6280\u5de7\uff0c\u8f15\u9b06\u7ba1\u7406\u5927\u6578\u64da 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id=\"%e7%a7%80%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%84%aa%e5%8b%a2-ZjygWLyqeY\">\u79c0\u6578\u64da\u5eab\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\uff1a<\/strong>\u79c0\u6578\u64da\u5eab\u80fd\u5920\u5feb\u901f\u8655\u7406\u5927\u91cf\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u5373\u6642\u7684\u67e5\u8a62\u7d50\u679c\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5feb\u901f\u6c7a\u7b56\u7684\u4f01\u696d\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u64f4\u5c55\u6027\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u79c0\u6578\u64da\u5eab\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\uff0c\u7121\u9700\u9032\u884c\u8907\u96dc\u7684\u7cfb\u7d71\u5347\u7d1a\u3002<\/li>\n<li><strong>\u7c21\u5316\u7684\u7ba1\u7406\u754c\u9762\uff1a<\/strong>\u79c0\u6578\u64da\u5eab\u63d0\u4f9b\u76f4\u89c0\u7684\u7ba1\u7406\u754c\u9762\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u8f15\u9b06\u9032\u884c\u6578\u64da\u7684\u589e\u522a\u6539\u67e5\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u683c\u5f0f\uff1a<\/strong>\u7121\u8ad6\u662f\u7d50\u69cb\u5316\u6578\u64da\u9084\u662f\u975e\u7d50\u69cb\u5316\u6578\u64da\uff0c\u79c0\u6578\u64da\u5eab\u90fd\u80fd\u5920\u6709\u6548\u5730\u9032\u884c\u5b58\u5132\u548c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9c%89%e6%95%88%e7%ae%a1%e7%90%86%e7%a7%80%e6%95%b8%e6%93%9a%e5%ba%ab-ZjygWLyqeY\">\u5982\u4f55\u6709\u6548\u7ba1\u7406\u79c0\u6578\u64da\u5eab<\/h2>\n<p>\u8981\u6709\u6548\u7ba1\u7406\u79c0\u6578\u64da\u5eab\uff0c\u4ee5\u4e0b\u5e7e\u500b\u6280\u5de7\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u63d0\u5347\u7ba1\u7406\u6548\u7387\uff1a<\/p>\n<h3 id=\"1-%e5%ae%9a%e6%9c%9f%e5%82%99%e4%bb%bd%e6%95%b8%e6%93%9a-ZjygWLyqeY\">1. \u5b9a\u671f\u5099\u4efd\u6578\u64da<\/h3>\n<p>\u6578\u64da\u4e1f\u5931\u53ef\u80fd\u6703\u5c0d\u4f01\u696d\u9020\u6210\u56b4\u91cd\u640d\u5931\uff0c\u56e0\u6b64\u5b9a\u671f\u5099\u4efd\u6578\u64da\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u4f7f\u7528\u79c0\u6578\u64da\u5eab\u7684\u81ea\u52d5\u5099\u4efd\u529f\u80fd\uff0c\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/p>\n<h3 id=\"2-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd-ZjygWLyqeY\">2. \u512a\u5316\u67e5\u8a62\u6027\u80fd<\/h3>\n<p>\u70ba\u4e86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u4f86\u52a0\u901f\u6578\u64da\u6aa2\u7d22\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 SQL \u8a9e\u53e5\u793a\u4f8b\uff0c\u7528\u65bc\u5275\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE INDEX idx_column_name ON table_name (column_name);<\/code><\/pre>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd-ZjygWLyqeY\">3. \u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd<\/h3>\n<p>\u4f7f\u7528\u6027\u80fd\u76e3\u63a7\u5de5\u5177\u4f86\u8ddf\u8e64\u6578\u64da\u5eab\u7684\u904b\u884c\u72c0\u614b\uff0c\u53ca\u6642\u767c\u73fe\u4e26\u89e3\u6c7a\u6f5b\u5728\u7684\u6027\u80fd\u554f\u984c\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e6%b8%85%e7%90%86-ZjygWLyqeY\">4. \u6578\u64da\u6e05\u7406<\/h3>\n<p>\u5b9a\u671f\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u53ef\u4ee5\u91cb\u653e\u5b58\u5132\u7a7a\u9593\uff0c\u4e26\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u904b\u884c\u6548\u7387\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u522a\u9664\u904e\u671f\u6578\u64da\uff1a<\/p>\n<pre><code>DELETE FROM table_name WHERE date_column &lt; NOW() - INTERVAL 30 DAY;<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZjygWLyqeY\">\u7d50\u8ad6<\/h2>\n<p>\u638c\u63e1\u79c0\u6578\u64da\u5eab\u7684\u7ba1\u7406\u6280\u5de7\uff0c\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\uff0c\u9084\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u5728\u6fc0\u70c8\u7684\u5e02\u5834\u7af6\u722d\u4e2d\u4fdd\u6301\u512a\u52e2\u3002\u96a8\u8457\u5927\u6578\u64da\u6280\u8853\u7684\u767c\u5c55\uff0c\u79c0\u6578\u64da\u5eab\u5c07\u6210\u70ba\u4f01\u696d\u6578\u64da\u7ba1\u7406\u7684\u91cd\u8981\u5de5\u5177\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\u4f86\u8aaa\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> \u4f86\u904b\u884c\u79c0\u6578\u64da\u5eab\uff0c\u5c07\u662f\u63d0\u5347\u696d\u52d9\u6548\u7387\u7684\u660e\u667a\u4e4b\u9078\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1\u79c0\u6578\u64da\u5eab\u6280\u5de7\uff0c\u8f15\u9b06\u7ba1\u7406\u5927\u6578\u64da\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u52a9\u60a8\u5728\u6578\u64da\u5206\u6790\u4e2d\u812b\u7a4e\u800c\u51fa\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-196231","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196231","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=196231"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196231\/revisions"}],"predecessor-version":[{"id":196232,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196231\/revisions\/196232"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196231"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196231"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}