{"id":98610,"date":"2024-10-21T04:03:16","date_gmt":"2024-10-20T20:03:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98610\/"},"modified":"2024-10-21T04:03:16","modified_gmt":"2024-10-20T20:03:16","slug":"redis-%e7%9a%84%e8%a8%aa%e5%95%8f%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%e7%ad%96%e7%95%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98610\/","title":{"rendered":"Redis \u7684\u8a2a\u554f\u904e\u671f\u6578\u64da\u8655\u7406\u7b56\u7565"},"content":{"rendered":"<h1 id=\"redis-%e7%9a%84%e8%a8%aa%e5%95%8f%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%e7%ad%96%e7%95%a5-afVIrcUhab\">Redis \u7684\u8a2a\u554f\u904e\u671f\u6578\u64da\u8655\u7406\u7b56\u7565<\/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\u5be6\u6642\u6578\u64da\u8655\u7406\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u8655\u7406\u904e\u671f\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u8a2a\u554f\u904e\u671f\u6578\u64da\u8655\u7406\u7b56\u7565\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u6578\u64da\u5b58\u5132\u3002<\/p>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%e7%9a%84%e5%ae%9a%e7%be%a9-afVIrcUhab\">\u904e\u671f\u6578\u64da\u7684\u5b9a\u7fa9<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u904e\u671f\u6578\u64da\u662f\u6307\u90a3\u4e9b\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u503c\u5c0d\u3002\u7576\u9019\u4e9b\u9375\u503c\u5c0d\u7684\u5b58\u6d3b\u6642\u9593\u5230\u9054\u8a2d\u5b9a\u7684\u904e\u671f\u6642\u9593\u5f8c\uff0cRedis \u5c07\u81ea\u52d5\u5c07\u5176\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97 Redis \u6210\u70ba\u8655\u7406\u81e8\u6642\u6578\u64da\u7684\u7406\u60f3\u9078\u64c7\uff0c\u4f8b\u5982\u7528\u6236\u6703\u8a71\u3001\u81e8\u6642\u7de9\u5b58\u7b49\u3002<\/p>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%e7%9a%84%e8%99%95%e7%90%86%e7%ad%96%e7%95%a5-afVIrcUhab\">\u904e\u671f\u6578\u64da\u7684\u8655\u7406\u7b56\u7565<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5e7e\u7a2e\u7b56\u7565\u4f86\u8655\u7406\u904e\u671f\u6578\u64da\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>\u88ab\u52d5\u904e\u671f\uff08Lazy Expiration\uff09<\/strong>: \u7576\u7528\u6236\u8a2a\u554f\u4e00\u500b\u9375\u6642\uff0cRedis \u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\u3002\u5982\u679c\u904e\u671f\uff0c\u5247\u522a\u9664\u8a72\u9375\u4e26\u8fd4\u56de nil\u3002\u9019\u7a2e\u65b9\u5f0f\u7684\u512a\u9ede\u662f\u6e1b\u5c11\u4e86\u5167\u5b58\u7684\u4f7f\u7528\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u904e\u671f\u6578\u64da\u5728\u5167\u5b58\u4e2d\u5b58\u5728\u4e00\u6bb5\u6642\u9593\u3002<\/li>\n<li><strong>\u4e3b\u52d5\u904e\u671f\uff08Active Expiration\uff09<\/strong>: Redis \u6703\u5b9a\u671f\u96a8\u6a5f\u6aa2\u67e5\u4e00\u90e8\u5206\u9375\uff0c\u4e26\u522a\u9664\u90a3\u4e9b\u5df2\u7d93\u904e\u671f\u7684\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u91cb\u653e\u5167\u5b58\uff0c\u907f\u514d\u904e\u671f\u6578\u64da\u7684\u7a4d\u7d2f\u3002Redis \u7684\u9ed8\u8a8d\u8a2d\u7f6e\u662f\u6bcf 100 \u6beb\u79d2\u6aa2\u67e5\u4e00\u6b21\u904e\u671f\u9375\u3002<\/li>\n<li><strong>\u5b9a\u671f\u6e05\u7406\uff08Periodic Cleanup\uff09<\/strong>: \u9664\u4e86\u4e3b\u52d5\u904e\u671f\uff0cRedis \u9084\u6703\u5728\u6bcf\u6b21\u57f7\u884c\u547d\u4ee4\u6642\u96a8\u6a5f\u9078\u64c7\u4e00\u90e8\u5206\u904e\u671f\u9375\u9032\u884c\u6e05\u7406\u3002\u9019\u6a23\u53ef\u4ee5\u9032\u4e00\u6b65\u6e1b\u5c11\u904e\u671f\u6578\u64da\u7684\u5b58\u5728\u6642\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%e7%9a%84%e5%bd%b1%e9%9f%bf-afVIrcUhab\">\u904e\u671f\u6578\u64da\u7684\u5f71\u97ff<\/h2>\n<p>\u904e\u671f\u6578\u64da\u7684\u5b58\u5728\u53ef\u80fd\u6703\u5f71\u97ff\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u8cc7\u6e90\u4f7f\u7528\u3002\u7279\u5225\u662f\u5728\u9ad8\u4e26\u767c\u7684\u5834\u666f\u4e0b\uff0c\u904e\u671f\u6578\u64da\u7684\u6aa2\u67e5\u548c\u522a\u9664\u53ef\u80fd\u6703\u6210\u70ba\u6027\u80fd\u74f6\u9838\u3002\u56e0\u6b64\uff0c\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u548c\u9078\u64c7\u5408\u9069\u7684\u904e\u671f\u7b56\u7565\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-afVIrcUhab\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528 Redis \u8a2d\u7f6e\u904e\u671f\u6642\u9593\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 10  # \u8a2d\u7f6e mykey \u5728 10 \u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u7576\u7528\u6236\u8a2d\u7f6e\u4e86\u9375 &#8220;mykey&#8221; \u7684\u503c\u70ba &#8220;Hello&#8221; \u6642\uff0c\u8a72\u9375\u5c07\u5728 10 \u79d2\u5f8c\u81ea\u52d5\u522a\u9664\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-afVIrcUhab\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u7ba1\u7406\u904e\u671f\u6578\u64da\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u6839\u64da\u696d\u52d9\u9700\u6c42\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u907f\u514d\u904e\u671f\u6578\u64da\u7684\u7a4d\u7d2f\u3002<\/li>\n<li>\u5b9a\u671f\u76e3\u63a7 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u8abf\u6574\u904e\u671f\u7b56\u7565\u3002<\/li>\n<li>\u4f7f\u7528 Redis \u7684\u5167\u5efa\u547d\u4ee4\uff0c\u5982 TTL \u548c PERSIST\uff0c\u4f86\u7ba1\u7406\u9375\u7684\u904e\u671f\u884c\u70ba\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-afVIrcUhab\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u8a2a\u554f\u904e\u671f\u6578\u64da\u8655\u7406\u7b56\u7565\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u9078\u64c7\uff0c\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u5167\u5b58\u548c\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u548c\u9078\u64c7\u5408\u9069\u7684\u904e\u671f\u7b56\u7565\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u9ad8\u6548\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u7684\u8a2a\u554f\u904e\u671f\u6578\u64da\u8655\u7406\u7b56\u7565\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u6e05\u7406\u904e\u671f\u6578\u64da\u4ee5\u63d0\u5347\u6027\u80fd\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-98610","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98610","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=98610"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98610\/revisions"}],"predecessor-version":[{"id":98611,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98610\/revisions\/98611"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}