{"id":98218,"date":"2024-10-21T00:46:21","date_gmt":"2024-10-20T16:46:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98218\/"},"modified":"2024-10-21T00:46:22","modified_gmt":"2024-10-20T16:46:22","slug":"redis-%e8%b6%85%e9%a1%8d%e5%ba%ab%e5%ad%98%e4%b8%80%e7%a8%ae%e5%ae%8c%e7%be%8e%e7%9a%84%e6%97%a5%e8%aa%8c%e8%a7%a3%e6%b1%ba%e4%b9%8b%e9%81%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98218\/","title":{"rendered":"Redis \u8d85\u984d\u5eab\u5b58\u4e00\u7a2e\u5b8c\u7f8e\u7684\u65e5\u8a8c\u89e3\u6c7a\u4e4b\u9053"},"content":{"rendered":"<h1 id=\"redis-%e8%b6%85%e9%a1%8d%e5%ba%ab%e5%ad%98%e4%b8%80%e7%a8%ae%e5%ae%8c%e7%be%8e%e7%9a%84%e6%97%a5%e8%aa%8c%e8%a7%a3%e6%b1%ba%e4%b9%8b%e9%81%93-aGQwxlWMjy\">Redis \u8d85\u984d\u5eab\u5b58\u4e00\u7a2e\u5b8c\u7f8e\u7684\u65e5\u8a8c\u89e3\u6c7a\u4e4b\u9053<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u4f01\u696d\u9762\u81e8\u8457\u5982\u4f55\u6709\u6548\u7ba1\u7406\u548c\u5b58\u5132\u5927\u91cf\u6578\u64da\u7684\u6311\u6230\u3002\u5c24\u5176\u662f\u5728\u65e5\u8a8c\u7ba1\u7406\u65b9\u9762\uff0c\u50b3\u7d71\u7684\u6578\u64da\u5eab\u5f80\u5f80\u7121\u6cd5\u6eff\u8db3\u9ad8\u6548\u8b80\u53d6\u548c\u5beb\u5165\u7684\u9700\u6c42\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u6210\u70ba\u4e86\u65e5\u8a8c\u7ba1\u7406\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-aGQwxlWMjy\">\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\u7b49\u3002\u5b83\u7684\u9ad8\u6548\u6027\u80fd\u4f7f\u5176\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u60c5\u6cc1\u4e0b\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis-%e4%bd%9c%e7%82%ba%e6%97%a5%e8%aa%8c%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9f-aGQwxlWMjy\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis \u4f5c\u70ba\u65e5\u8a8c\u89e3\u6c7a\u65b9\u6848\uff1f<\/h2>\n<p>\u4f7f\u7528 Redis \u4f5c\u70ba\u65e5\u8a8c\u89e3\u6c7a\u65b9\u6848\u6709\u5e7e\u500b\u986f\u8457\u7684\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u4ee5\u6975\u5feb\u7684\u901f\u5ea6\u8655\u7406\u5927\u91cf\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u65e5\u8a8c\u7684\u5373\u6642\u5beb\u5165\u548c\u67e5\u8a62\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u5982 RDB \u548c AOF\uff0c\u80fd\u5920\u5728\u7cfb\u7d71\u5d29\u6f70\u6642\u4fdd\u8b77\u6578\u64da\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u9019\u4f7f\u5f97\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u5b58\u5132\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6613\u7528\uff1a<\/strong>Redis \u7684 API \u7c21\u55ae\u660e\u77ad\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u4e0a\u624b\uff0c\u5feb\u901f\u96c6\u6210\u5230\u73fe\u6709\u7cfb\u7d71\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e6%97%a5%e8%aa%8c%e7%ae%a1%e7%90%86%e7%9a%84%e5%af%a6%e7%8f%be-aGQwxlWMjy\">Redis \u65e5\u8a8c\u7ba1\u7406\u7684\u5be6\u73fe<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u4f7f\u7528 Redis \u9032\u884c\u65e5\u8a8c\u7ba1\u7406\u7684\u57fa\u672c\u601d\u8def\u662f\u5c07\u65e5\u8a8c\u6578\u64da\u4ee5\u9375\u503c\u5c0d\u7684\u5f62\u5f0f\u5b58\u5132\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 Redis \u5b58\u5132\u548c\u6aa2\u7d22\u65e5\u8a8c\u6578\u64da\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230 Redis \u670d\u52d9\u5668\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5beb\u5165\u65e5\u8a8c\nlog_entry = \"\u7528\u6236\u767b\u9304\u6210\u529f\"\nr.lpush(\"user_logs\", log_entry)\n\n# \u8b80\u53d6\u65e5\u8a8c\nlogs = r.lrange(\"user_logs\", 0, -1)\nfor log in logs:\n    print(log.decode('utf-8'))\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86 Redis \u7684\u5217\u8868\u7d50\u69cb\u4f86\u5b58\u5132\u7528\u6236\u65e5\u8a8c\u3002\u901a\u904e lpush \u547d\u4ee4\u5c07\u65e5\u8a8c\u5beb\u5165\u5217\u8868\uff0c\u4e26\u4f7f\u7528 lrange \u547d\u4ee4\u6aa2\u7d22\u6240\u6709\u65e5\u8a8c\u689d\u76ee\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e8%b6%85%e9%a1%8d%e5%ba%ab%e5%ad%98%e7%ad%96%e7%95%a5-aGQwxlWMjy\">Redis \u7684\u8d85\u984d\u5eab\u5b58\u7b56\u7565<\/h2>\n<p>\u5728\u65e5\u8a8c\u7ba1\u7406\u4e2d\uff0c\u8d85\u984d\u5eab\u5b58\u7b56\u7565\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u7ba1\u7406\u65b9\u6cd5\u3002\u9019\u7a2e\u7b56\u7565\u5141\u8a31\u7cfb\u7d71\u5728\u5167\u5b58\u4e2d\u4fdd\u7559\u4e00\u5b9a\u6578\u91cf\u7684\u65e5\u8a8c\u6578\u64da\uff0c\u4e26\u5728\u9054\u5230\u4e0a\u9650\u6642\u81ea\u52d5\u522a\u9664\u6700\u820a\u7684\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u4e0d\u6703\u56e0\u70ba\u65e5\u8a8c\u6578\u64da\u904e\u591a\u800c\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<p>\u5728 Redis \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\u5217\u8868\u7684\u6700\u5927\u9577\u5ea6\uff1a<\/p>\n<pre><code>r.ltrim(\"user_logs\", 0, max_length - 1)\n<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u7576\u65b0\u7684\u65e5\u8a8c\u689d\u76ee\u88ab\u5beb\u5165\u6642\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u522a\u9664\u6700\u820a\u7684\u689d\u76ee\uff0c\u4fdd\u6301\u5217\u8868\u7684\u9577\u5ea6\u5728\u53ef\u63a7\u7bc4\u570d\u5167\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-aGQwxlWMjy\">\u7d50\u8ad6<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u65e5\u8a8c\u7ba1\u7406\u63d0\u4f9b\u4e86\u9748\u6d3b\u4e14\u9ad8\u6027\u80fd\u7684\u9078\u64c7\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u548c\u8d85\u984d\u5eab\u5b58\u7b56\u7565\uff0c\u4f01\u696d\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u65e5\u8a8c\u6578\u64da\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u65e5\u8a8c\u7ba1\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0cRedis \u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/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>Redis \u8d85\u984d\u5eab\u5b58\u63d0\u4f9b\u9ad8\u6548\u80fd\u7684\u65e5\u8a8c\u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u53ef\u9760\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-98218","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98218","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=98218"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98218\/revisions"}],"predecessor-version":[{"id":98219,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98218\/revisions\/98219"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}