{"id":161985,"date":"2024-11-04T10:59:33","date_gmt":"2024-11-04T02:59:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161985\/"},"modified":"2024-11-04T10:59:34","modified_gmt":"2024-11-04T02:59:34","slug":"%e6%8a%80%e8%a1%93%e5%88%a9%e7%94%a8-redis-%e6%8e%a8%e5%8b%95%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e7%9a%84%e7%99%bc%e5%b1%95%ef%bc%88redis-%e8%a7%a3%e6%b1%ba%e6%9c%80%e6%96%b0%e7%b7%a9%e5%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161985\/","title":{"rendered":"\u6280\u8853\u5229\u7528 Redis \u63a8\u52d5\u7de9\u5b58\u6280\u8853\u7684\u767c\u5c55\uff08redis \u89e3\u6c7a\u6700\u65b0\u7de9\u5b58\uff09"},"content":{"rendered":"<h1 id=\"%e6%8a%80%e8%a1%93%e5%88%a9%e7%94%a8-redis-%e6%8e%a8%e5%8b%95%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e7%9a%84%e7%99%bc%e5%b1%95%ef%bc%88redis-%e8%a7%a3%e6%b1%ba%e6%9c%80%e6%96%b0%e7%b7%a9%e5%ad%98-zkXROSqfeZ\">\u6280\u8853\u5229\u7528 Redis \u63a8\u52d5\u7de9\u5b58\u6280\u8853\u7684\u767c\u5c55\uff08Redis \u89e3\u6c7a\u6700\u65b0\u7de9\u5b58\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u7de9\u5b58\u6280\u8853\u7684\u767c\u5c55\u5c0d\u65bc\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u63a8\u52d5\u7de9\u5b58\u6280\u8853\u9032\u6b65\u7684\u91cd\u8981\u5de5\u5177\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u7279\u6027\u3001\u61c9\u7528\u5834\u666f\u4ee5\u53ca\u5982\u4f55\u5229\u7528 Redis \u89e3\u6c7a\u6700\u65b0\u7684\u7de9\u5b58\u6311\u6230\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-zkXROSqfeZ\">Redis \u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5176\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u4ee5\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u901f\u5ea6\u8655\u7406\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u9ad8\u6027\u80fd\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis \u63d0\u4f9b\u591a\u7a2e\u6301\u4e45\u5316\u9078\u9805\uff0c\u5141\u8a31\u7528\u6236\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/li>\n<li><strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u4e0d\u50c5\u50c5\u662f\u4e00\u500b\u9375\u503c\u5b58\u5132\uff0c\u9084\u652f\u6301\u8907\u96dc\u7684\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u591a\u6a23\u5316\u6578\u64da\u6642\u66f4\u52a0\u9748\u6d3b\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u67b6\u69cb\uff1a<\/strong>Redis \u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u80fd\u5920\u8f15\u9b06\u64f4\u5c55\u4ee5\u61c9\u5c0d\u5927\u898f\u6a21\u7684\u6578\u64da\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e5%9c%a8%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-zkXROSqfeZ\">Redis \u5728\u7de9\u5b58\u6280\u8853\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u7de9\u5b58\u6280\u8853\u7684\u4e3b\u8981\u76ee\u7684\u662f\u6e1b\u5c11\u6578\u64da\u8a2a\u554f\u7684\u5ef6\u9072\uff0c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002Redis \u5728\u9019\u65b9\u9762\u7684\u61c9\u7528\u975e\u5e38\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5178\u578b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e7%b6%b2%e9%a0%81%e7%b7%a9%e5%ad%98-zkXROSqfeZ\">1. \u7db2\u9801\u7de9\u5b58<\/h3>\n<p>\u5728\u52d5\u614b\u7db2\u7ad9\u4e2d\uff0c\u6578\u64da\u5eab\u67e5\u8a62\u5f80\u5f80\u662f\u6027\u80fd\u74f6\u9838\u3002\u901a\u904e\u5c07\u67e5\u8a62\u7d50\u679c\u7de9\u5b58\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u5c07\u67e5\u8a62\u7d50\u679c\u7de9\u5b58\u5230 Redis\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230 Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u67e5\u8a62\u6578\u64da\ndef get_data(query):\n    # \u5617\u8a66\u5f9e\u7de9\u5b58\u4e2d\u7372\u53d6\u6578\u64da\n    cached_data = r.get(query)\n    if cached_data:\n        return cached_data\n    else:\n        # \u5982\u679c\u7de9\u5b58\u4e2d\u6c92\u6709\uff0c\u5247\u5f9e\u6578\u64da\u5eab\u67e5\u8a62\n        data = query_database(query)\n        # \u5c07\u6578\u64da\u5b58\u5165\u7de9\u5b58\n        r.set(query, data)\n        return data\n<\/code><\/pre>\n<h3 id=\"2-%e6%9c%83%e8%a9%b1%e7%ae%a1%e7%90%86-zkXROSqfeZ\">2. \u6703\u8a71\u7ba1\u7406<\/h3>\n<p>\u5728 Web \u61c9\u7528\u4e2d\uff0c\u6703\u8a71\u7ba1\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002Redis \u53ef\u4ee5\u7528\u4f86\u5b58\u5132\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u56e0\u70ba\u5b83\u7684\u9ad8\u6027\u80fd\u548c\u6301\u4e45\u5316\u7279\u6027\u53ef\u4ee5\u78ba\u4fdd\u6703\u8a71\u6578\u64da\u7684\u5feb\u901f\u8a2a\u554f\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h3 id=\"3-%e5%af%a6%e6%99%82%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-zkXROSqfeZ\">3. \u5be6\u6642\u6578\u64da\u5206\u6790<\/h3>\n<p>Redis \u7684\u9ad8\u541e\u5410\u91cf\u4f7f\u5176\u6210\u70ba\u5be6\u6642\u6578\u64da\u5206\u6790\u7684\u7406\u60f3\u9078\u64c7\u3002\u901a\u904e\u5c07\u5be6\u6642\u6578\u64da\u6d41\u5b58\u5132\u5728 Redis \u4e2d\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u7372\u53d6\u548c\u5206\u6790\u6578\u64da\uff0c\u5f9e\u800c\u505a\u51fa\u5373\u6642\u6c7a\u7b56\u3002<\/p>\n<h2 id=\"redis-%e8%a7%a3%e6%b1%ba%e6%9c%80%e6%96%b0%e7%b7%a9%e5%ad%98%e6%8c%91%e6%88%b0-zkXROSqfeZ\">Redis \u89e3\u6c7a\u6700\u65b0\u7de9\u5b58\u6311\u6230<\/h2>\n<p>\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\uff0c\u7de9\u5b58\u6280\u8853\u9762\u81e8\u8457\u8a31\u591a\u6311\u6230\uff0c\u5982\u7de9\u5b58\u5931\u6548\u3001\u6578\u64da\u4e00\u81f4\u6027\u548c\u64f4\u5c55\u6027\u7b49\u3002Redis \u63d0\u4f9b\u4e86\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\u4f86\u61c9\u5c0d\u9019\u4e9b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u7de9\u5b58\u5931\u6548\u7b56\u7565\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u7de9\u5b58\u5931\u6548\u7b56\u7565\uff0c\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u548c TTL\uff08\u751f\u5b58\u6642\u9593\uff09\uff0c\u5e6b\u52a9\u7528\u6236\u6709\u6548\u7ba1\u7406\u7de9\u5b58\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u901a\u904e\u4f7f\u7528 Redis \u7684\u4e8b\u52d9\u548c Lua \u8173\u672c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u5728\u591a\u500b\u64cd\u4f5c\u4e2d\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>Redis \u7684\u5206\u7247\u529f\u80fd\u5141\u8a31\u7528\u6236\u6839\u64da\u9700\u6c42\u8f15\u9b06\u64f4\u5c55\u7cfb\u7d71\uff0c\u61c9\u5c0d\u4e0d\u65b7\u589e\u9577\u7684\u6578\u64da\u91cf\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zkXROSqfeZ\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\uff0c\u5df2\u7d93\u5728\u591a\u500b\u9818\u57df\u4e2d\u5f97\u5230\u4e86\u5ee3\u6cdb\u61c9\u7528\u3002\u5176\u9ad8\u6027\u80fd\u3001\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u548c\u5f37\u5927\u7684\u64f4\u5c55\u6027\u4f7f\u5176\u6210\u70ba\u89e3\u6c7a\u73fe\u4ee3\u7de9\u5b58\u6311\u6230\u7684\u7406\u60f3\u9078\u64c7\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u7de9\u5b58\u6280\u8853\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\u90e8\u7f72 Redis \u5c07\u662f\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\u4e00\u6b65\u3002\u7121\u8ad6\u662f\u7db2\u9801\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u9084\u662f\u5be6\u6642\u6578\u64da\u5206\u6790\uff0cRedis \u90fd\u80fd\u63d0\u4f9b\u5f37\u6709\u529b\u7684\u652f\u6301\uff0c\u5e6b\u52a9\u4f01\u696d\u5728\u7af6\u722d\u4e2d\u812b\u7a4e\u800c\u51fa\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u63a8\u52d5\u7de9\u5b58\u6280\u8853\u7684\u767c\u5c55\uff0c\u89e3\u6c7a\u6700\u65b0\u7de9\u5b58\u6311\u6230\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\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-161985","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161985","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=161985"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161985\/revisions"}],"predecessor-version":[{"id":161986,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161985\/revisions\/161986"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}