{"id":120916,"date":"2024-10-25T10:30:21","date_gmt":"2024-10-25T02:30:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/120916\/"},"modified":"2024-10-25T10:30:22","modified_gmt":"2024-10-25T02:30:22","slug":"redis-%e5%bf%ab%e5%8f%96%e9%87%8d%e6%96%b0%e6%b4%bb%e8%ba%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/120916\/","title":{"rendered":"Redis \u5feb\u53d6\u91cd\u65b0\u6d3b\u8e8d"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e5%8f%96%e9%87%8d%e6%96%b0%e6%b4%bb%e8%ba%8d-rjDlBLGGTM\">Redis \u5feb\u53d6\u91cd\u65b0\u6d3b\u8e8d<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u901f\u5ea6\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u96a8\u8457\u7528\u6236\u9700\u6c42\u7684\u589e\u52a0\uff0c\u958b\u767c\u8005\u5011\u9700\u8981\u5c0b\u627e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u5347\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u8655\u7406\u80fd\u529b\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5feb\u53d6\u7684\u91cd\u65b0\u6d3b\u8e8d\u53ca\u5176\u5728\u73fe\u4ee3\u61c9\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-rjDlBLGGTM\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\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\u5b83\u901a\u5e38\u7528\u4f5c\u6578\u64da\u5eab\u3001\u5feb\u53d6\u548c\u6d88\u606f\u4ee3\u7406\u3002\u7531\u65bc\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7db2\u7ad9\u5feb\u53d6\u3001\u6703\u8a71\u5b58\u5132\u548c\u5373\u6642\u6578\u64da\u5206\u6790\u3002<\/p>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-rjDlBLGGTM\">Redis \u5feb\u53d6\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>Redis \u5feb\u53d6\u7684\u57fa\u672c\u539f\u7406\u662f\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4ee5\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002\u9019\u6a23\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u7576\u7528\u6236\u8acb\u6c42\u6578\u64da\u6642\uff0c\u7cfb\u7d71\u9996\u5148\u6aa2\u67e5 Redis \u5feb\u53d6\uff0c\u5982\u679c\u6578\u64da\u5b58\u5728\uff0c\u5247\u76f4\u63a5\u8fd4\u56de\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5247\u5f9e\u5f8c\u7aef\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u6578\u64da\u4e26\u5c07\u5176\u5b58\u5165\u5feb\u53d6\u4e2d\uff0c\u4ee5\u4fbf\u4e0b\u6b21\u4f7f\u7528\u3002<\/p>\n<h3 id=\"%e5%bf%ab%e5%8f%96%e7%9a%84%e5%84%aa%e5%8b%a2-rjDlBLGGTM\">\u5feb\u53d6\u7684\u512a\u52e2<\/h3>\n<ul>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u901a\u904e\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0cRedis \u5feb\u53d6\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u5ef6\u9072\uff1a<\/strong>\u7531\u65bc\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u8b80\u53d6\u901f\u5ea6\u6bd4\u5f9e\u78c1\u789f\u4e2d\u8b80\u53d6\u5feb\u5f97\u591a\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>Redis \u652f\u6301\u5206\u4f48\u5f0f\u67b6\u69cb\uff0c\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\u4ee5\u61c9\u5c0d\u66f4\u9ad8\u7684\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e7%9a%84%e9%87%8d%e6%96%b0%e6%b4%bb%e8%ba%8d-rjDlBLGGTM\">Redis \u5feb\u53d6\u7684\u91cd\u65b0\u6d3b\u8e8d<\/h2>\n<p>\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0cRedis \u5feb\u53d6\u7684\u4f7f\u7528\u5834\u666f\u4e5f\u5728\u4e0d\u65b7\u64f4\u5c55\u3002\u91cd\u65b0\u6d3b\u8e8d\u7684\u6982\u5ff5\u662f\u6307\u5728\u7279\u5b9a\u60c5\u6cc1\u4e0b\uff0cRedis \u5feb\u53d6\u80fd\u5920\u81ea\u52d5\u66f4\u65b0\u6216\u91cd\u65b0\u52a0\u8f09\u6578\u64da\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u5373\u6642\u6027\u3002\u9019\u5c0d\u65bc\u9700\u8981\u5be6\u6642\u6578\u64da\u7684\u61c9\u7528\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e5%bf%ab%e5%8f%96%e9%87%8d%e6%96%b0%e6%b4%bb%e8%ba%8d-rjDlBLGGTM\">\u5982\u4f55\u5be6\u73fe\u5feb\u53d6\u91cd\u65b0\u6d3b\u8e8d<\/h3>\n<p>\u5be6\u73fe Redis \u5feb\u53d6\u7684\u91cd\u65b0\u6d3b\u8e8d\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u6642\u66f4\u65b0\uff1a<\/strong>\u8a2d\u7f6e\u5b9a\u6642\u4efb\u52d9\uff0c\u5b9a\u671f\u5f9e\u5f8c\u7aef\u6578\u64da\u5eab\u4e2d\u66f4\u65b0\u5feb\u53d6\u4e2d\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u4e8b\u4ef6\u9a45\u52d5\uff1a<\/strong>\u7576\u5f8c\u7aef\u6578\u64da\u767c\u751f\u8b8a\u5316\u6642\uff0c\u89f8\u767c\u4e8b\u4ef6\u4f86\u66f4\u65b0 Redis \u5feb\u53d6\u3002<\/li>\n<li><strong>\u4f7f\u7528 TTL\uff08\u751f\u5b58\u6642\u9593\uff09\uff1a<\/strong>\u70ba\u5feb\u53d6\u4e2d\u7684\u6578\u64da\u8a2d\u7f6e\u751f\u5b58\u6642\u9593\uff0c\u904e\u671f\u5f8c\u81ea\u52d5\u5f9e\u5f8c\u7aef\u6578\u64da\u5eab\u91cd\u65b0\u52a0\u8f09\u3002<\/li>\n<\/ul>\n<h4 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-rjDlBLGGTM\">\u793a\u4f8b\u4ee3\u78bc<\/h4>\n<pre><code>\n# \u8a2d\u7f6e\u4e00\u500b\u9375\u503c\u5c0d\u4e26\u8a2d\u7f6e TTL\nSET mykey \"Hello\"\nEXPIRE mykey 60  # 60\u79d2\u5f8c\u904e\u671f\n\n# \u7576\u6578\u64da\u904e\u671f\u6642\uff0c\u81ea\u52d5\u5f9e\u6578\u64da\u5eab\u91cd\u65b0\u52a0\u8f09\nif not EXISTS mykey:\n    mykey = fetch_from_database()\n    SET mykey mykey\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-rjDlBLGGTM\">\u7d50\u8ad6<\/h2>\n<p>Redis \u5feb\u53d6\u7684\u91cd\u65b0\u6d3b\u8e8d\u662f\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002\u901a\u904e\u5408\u7406\u7684\u5feb\u53d6\u7b56\u7565\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5373\u6642\u6027\u548c\u6e96\u78ba\u6027\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5728\u9078\u64c7\u5408\u9069\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u8003\u616e\u5230\u61c9\u7528\u7684\u7279\u9ede\u548c\u9700\u6c42\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u53ca\u5176\u5728 Redis \u5feb\u53d6\u4e2d\u7684\u61c9\u7528\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis 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