{"id":184804,"date":"2024-11-10T16:16:17","date_gmt":"2024-11-10T08:16:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184804\/"},"modified":"2024-11-10T16:16:18","modified_gmt":"2024-11-10T08:16:18","slug":"%e4%bd%bf%e7%94%a8redis%e6%b8%85%e9%99%a4%e7%89%b9%e5%ae%9a%e7%89%88%e6%9c%ac%e8%99%9f%e6%95%b8%e6%93%9a%ef%bc%88redis%e7%89%88%e6%9c%ac%e8%99%9f%e5%88%aa%e9%99%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184804\/","title":{"rendered":"\u4f7f\u7528Redis\u6e05\u9664\u7279\u5b9a\u7248\u672c\u865f\u6578\u64da\uff08redis\u7248\u672c\u865f\u522a\u9664\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e6%b8%85%e9%99%a4%e7%89%b9%e5%ae%9a%e7%89%88%e6%9c%ac%e8%99%9f%e6%95%b8%e6%93%9a%ef%bc%88redis%e7%89%88%e6%9c%ac%e8%99%9f%e5%88%aa%e9%99%a4%ef%bc%89-LsQbioCXZp\">\u4f7f\u7528Redis\u6e05\u9664\u7279\u5b9a\u7248\u672c\u865f\u6578\u64da\uff08redis\u7248\u672c\u865f\u522a\u9664\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u767c\u5c55\uff0c\u6578\u64da\u7684\u7248\u672c\u7ba1\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u6e05\u9664\u7279\u5b9a\u7248\u672c\u865f\u7684\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e8%88%87%e7%89%88%e6%9c%ac%e7%ae%a1%e7%90%86-LsQbioCXZp\">Redis\u7684\u6578\u64da\u7d50\u69cb\u8207\u7248\u672c\u7ba1\u7406<\/h2>\n<p>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u4f7f\u5f97Redis\u80fd\u5920\u9748\u6d3b\u5730\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u3002\u5728\u7248\u672c\u7ba1\u7406\u65b9\u9762\uff0c\u958b\u767c\u8005\u901a\u5e38\u6703\u4f7f\u7528\u9375\u540d\u4f86\u6a19\u8b58\u4e0d\u540c\u7248\u672c\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u683c\u5f0f\u4f86\u547d\u540d\u9375\uff1a<\/p>\n<pre><code>data:version:{version_number}<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u6839\u64da\u7248\u672c\u865f\u4f86\u5b58\u53d6\u548c\u522a\u9664\u6578\u64da\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4%e7%89%b9%e5%ae%9a%e7%89%88%e6%9c%ac%e8%99%9f%e7%9a%84%e6%95%b8%e6%93%9a-LsQbioCXZp\">\u522a\u9664\u7279\u5b9a\u7248\u672c\u865f\u7684\u6578\u64da<\/h2>\n<p>\u8981\u522a\u9664\u7279\u5b9a\u7248\u672c\u865f\u7684\u6578\u64da\uff0c\u9996\u5148\u9700\u8981\u78ba\u5b9a\u8981\u522a\u9664\u7684\u7248\u672c\u865f\u3002\u5047\u8a2d\u6211\u5011\u8981\u522a\u9664\u7248\u672c\u865f\u70ba\u201c1.0\u201d\u7684\u6578\u64da\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bRedis\u547d\u4ee4\uff1a<\/p>\n<pre><code>DEL data:version:1.0<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u6703\u522a\u9664\u9375\u540d\u70ba\u201cdata:version:1.0\u201d\u7684\u6578\u64da\u3002\u5982\u679c\u8a72\u9375\u4e0d\u5b58\u5728\uff0cRedis\u5c07\u4e0d\u6703\u5831\u932f\uff0c\u800c\u662f\u8fd4\u56de0\u3002<\/p>\n<h3 id=\"%e6%89%b9%e9%87%8f%e5%88%aa%e9%99%a4%e7%89%b9%e5%ae%9a%e7%89%88%e6%9c%ac%e8%99%9f%e7%9a%84%e6%95%b8%e6%93%9a-LsQbioCXZp\">\u6279\u91cf\u522a\u9664\u7279\u5b9a\u7248\u672c\u865f\u7684\u6578\u64da<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u9700\u8981\u6279\u91cf\u522a\u9664\u591a\u500b\u7248\u672c\u865f\u7684\u6578\u64da\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4f7f\u7528Redis\u7684\u6a21\u5f0f\u5339\u914d\u529f\u80fd\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u522a\u9664\u6240\u6709\u4ee5\u201cdata:version:\u201d\u958b\u982d\u7684\u9375\uff1a<\/p>\n<pre><code>SCAN 0 MATCH data:version:* COUNT 1000<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u8fd4\u56de\u6240\u6709\u5339\u914d\u7684\u9375\u3002\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u4f7f\u7528\u8173\u672c\u4f86\u904d\u6b77\u9019\u4e9b\u9375\u4e26\u522a\u9664\u5b83\u5011\uff1a<\/p>\n<pre><code>\nlocal cursor = \"0\"\nrepeat\n    local result = redis.call(\"SCAN\", cursor, \"MATCH\", \"data:version:*\", \"COUNT\", 1000)\n    cursor = result[1]\n    for i, key in ipairs(result[2]) do\n        redis.call(\"DEL\", key)\n    end\nuntil cursor == \"0\"\n<\/code><\/pre>\n<p>\u9019\u6bb5Lua\u8173\u672c\u5c07\u6703\u904d\u6b77\u6240\u6709\u5339\u914d\u7684\u9375\u4e26\u5c07\u5176\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-LsQbioCXZp\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u522a\u9664\u6578\u64da\u4e4b\u524d\uff0c\u958b\u767c\u8005\u61c9\u8a72\u8b39\u614e\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u8981\u522a\u9664\u7684\u6578\u64da\u4e0d\u518d\u9700\u8981\uff0c\u4ee5\u514d\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528Redis\u7684\u5feb\u7167\u6216\u6301\u4e45\u5316\u529f\u80fd\uff0c\u4ee5\u4fbf\u5728\u522a\u9664\u6578\u64da\u5f8c\u80fd\u5920\u6062\u5fa9\u3002<\/li>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\uff0c\u5efa\u8b70\u5148\u5728\u6e2c\u8a66\u74b0\u5883\u4e2d\u9a57\u8b49\u522a\u9664\u64cd\u4f5c\u7684\u6b63\u78ba\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LsQbioCXZp\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u6e05\u9664\u7279\u5b9a\u7248\u672c\u865f\u7684\u6578\u64da\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u7121\u8ad6\u662f\u55ae\u500b\u9375\u7684\u522a\u9664\u9084\u662f\u6279\u91cf\u522a\u9664\uff0c\u90fd\u53ef\u4ee5\u901a\u904eRedis\u7684\u547d\u4ee4\u548c\u8173\u672c\u8f15\u9b06\u5be6\u73fe\u3002\u6b63\u78ba\u7684\u7248\u672c\u7ba1\u7406\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u7dad\u8b77\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u9ad8\u6548\u5b58\u53d6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u6e05\u9664\u7279\u5b9a\u7248\u672c\u865f\u6578\u64da\uff0c\u7c21\u55ae\u9ad8\u6548\u5730\u7ba1\u7406\u6578\u64da\u7248\u672c\uff0c\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u8207\u6578\u64da\u6e96\u78ba\u6027\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-184804","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184804","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=184804"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184804\/revisions"}],"predecessor-version":[{"id":184805,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184804\/revisions\/184805"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}