{"id":128635,"date":"2024-10-26T15:37:18","date_gmt":"2024-10-26T07:37:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128635\/"},"modified":"2024-10-26T15:37:19","modified_gmt":"2024-10-26T07:37:19","slug":"redis%e5%af%a6%e7%8f%be%e7%8d%b2%e5%8f%96%e9%9a%8a%e5%88%97%e4%b8%ad%e5%80%bc%e7%9a%84%e7%b0%a1%e6%98%93%e6%96%b9%e5%bc%8f%ef%bc%88redis%e7%8d%b2%e5%8f%96%e9%9a%8a%e5%88%97%e4%b8%ad%e7%9a%84%e5%80%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128635\/","title":{"rendered":"Redis\u5be6\u73fe\u7372\u53d6\u968a\u5217\u4e2d\u503c\u7684\u7c21\u6613\u65b9\u5f0f\uff08redis\u7372\u53d6\u968a\u5217\u4e2d\u7684\u503c\uff09"},"content":{"rendered":"<h1 id=\"redis%e5%af%a6%e7%8f%be%e7%8d%b2%e5%8f%96%e9%9a%8a%e5%88%97%e4%b8%ad%e5%80%bc%e7%9a%84%e7%b0%a1%e6%98%93%e6%96%b9%e5%bc%8f-qRVZjmNeLj\">Redis\u5be6\u73fe\u7372\u53d6\u968a\u5217\u4e2d\u503c\u7684\u7c21\u6613\u65b9\u5f0f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u7b49\u5834\u666f\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u7372\u53d6\u548c\u64cd\u4f5c\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\uff0cRedis\u7684\u6027\u80fd\u512a\u52e2\u986f\u800c\u6613\u898b\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Redis\u4e2d\u5be6\u73fe\u7372\u53d6\u968a\u5217\u4e2d\u503c\u7684\u7c21\u6613\u65b9\u5f0f\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-qRVZjmNeLj\">Redis\u7684\u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5728\u8655\u7406\u968a\u5217\u6642\uff0c\u901a\u5e38\u6703\u4f7f\u7528\u5217\u8868\uff08List\uff09\u7d50\u69cb\u3002Redis\u7684\u5217\u8868\u662f\u4e00\u500b\u96d9\u5411\u93c8\u8868\uff0c\u652f\u6301\u5728\u5169\u7aef\u9032\u884c\u9ad8\u6548\u7684\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e7%8d%b2%e5%8f%96%e9%9a%8a%e5%88%97%e4%b8%ad%e5%80%bc%e7%9a%84%e9%9c%80%e6%b1%82-qRVZjmNeLj\">\u7372\u53d6\u968a\u5217\u4e2d\u503c\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u67d0\u4e9b\u61c9\u7528\u5834\u666f\u4e2d\uff0c\u6211\u5011\u53ef\u80fd\u9700\u8981\u7372\u53d6\u968a\u5217\u4e2d\u7684\u7279\u5b9a\u503c\uff0c\u4f8b\u5982\u7372\u53d6\u968a\u5217\u7684\u4e2d\u4f4d\u6578\u6216\u67d0\u500b\u7279\u5b9a\u4f4d\u7f6e\u7684\u503c\u3002\u7531\u65bcRedis\u672c\u8eab\u4e26\u4e0d\u63d0\u4f9b\u76f4\u63a5\u7372\u53d6\u4e2d\u4f4d\u6578\u7684\u529f\u80fd\uff0c\u56e0\u6b64\u6211\u5011\u9700\u8981\u901a\u904e\u5176\u4ed6\u65b9\u5f0f\u4f86\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e5%88%97%e8%a1%a8%e7%8d%b2%e5%8f%96%e7%89%b9%e5%ae%9a%e4%bd%8d%e7%bd%ae%e7%9a%84%e5%80%bc-qRVZjmNeLj\">\u4f7f\u7528Redis\u5217\u8868\u7372\u53d6\u7279\u5b9a\u4f4d\u7f6e\u7684\u503c<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u5217\u8868\u547d\u4ee4\u4f86\u7372\u53d6\u7279\u5b9a\u4f4d\u7f6e\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>LPUSH key value<\/code>\uff1a\u5c07\u503c\u63a8\u5165\u5217\u8868\u7684\u5de6\u5074\u3002<\/li>\n<li><code>RPUSH key value<\/code>\uff1a\u5c07\u503c\u63a8\u5165\u5217\u8868\u7684\u53f3\u5074\u3002<\/li>\n<li><code>LRANGE key start stop<\/code>\uff1a\u7372\u53d6\u5217\u8868\u4e2d\u6307\u5b9a\u7bc4\u570d\u7684\u503c\u3002<\/li>\n<li><code>LINDEX key index<\/code>\uff1a\u7372\u53d6\u5217\u8868\u4e2d\u6307\u5b9a\u7d22\u5f15\u7684\u503c\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201cmylist\u201d\u7684\u5217\u8868\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7372\u53d6\u5217\u8868\u4e2d\u7b2c\u4e09\u500b\u4f4d\u7f6e\u7684\u503c\uff1a<\/p>\n<pre><code>LINDEX mylist 2<\/code><\/pre>\n<p>\u9019\u88e1\u7684\u7d22\u5f15\u662f\u5f9e0\u958b\u59cb\u7684\uff0c\u56e0\u6b642\u8868\u793a\u7b2c\u4e09\u500b\u5143\u7d20\u3002<\/p>\n<h2 id=\"%e8%a8%88%e7%ae%97%e4%b8%ad%e4%bd%8d%e6%95%b8%e7%9a%84%e7%b0%a1%e6%98%93%e6%96%b9%e6%b3%95-qRVZjmNeLj\">\u8a08\u7b97\u4e2d\u4f4d\u6578\u7684\u7c21\u6613\u65b9\u6cd5<\/h2>\n<p>\u82e5\u8981\u8a08\u7b97\u5217\u8868\u7684\u4e2d\u4f4d\u6578\uff0c\u6211\u5011\u53ef\u4ee5\u5148\u7372\u53d6\u5217\u8868\u7684\u6240\u6709\u503c\uff0c\u7136\u5f8c\u9032\u884c\u6392\u5e8f\uff0c\u6700\u5f8c\u53d6\u4e2d\u9593\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u548cPython\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff1a<\/p>\n<pre><code>\nimport redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u7372\u53d6\u5217\u8868\u4e2d\u7684\u6240\u6709\u503c\nvalues = r.lrange('mylist', 0, -1)\n\n# \u5c07\u503c\u8f49\u63db\u70ba\u6574\u6578\u4e26\u6392\u5e8f\nsorted_values = sorted(map(int, values))\n\n# \u8a08\u7b97\u4e2d\u4f4d\u6578\nn = len(sorted_values)\nif n % 2 == 0:\n    median = (sorted_values[n\/\/2 - 1] + sorted_values[n\/\/2]) \/ 2\nelse:\n    median = sorted_values[n\/\/2]\n\nprint(\"\u4e2d\u4f4d\u6578\u662f:\", median)\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qRVZjmNeLj\">\u7e3d\u7d50<\/h2>\n<p>\u5728Redis\u4e2d\u7372\u53d6\u968a\u5217\u4e2d\u7684\u503c\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u901a\u904e\u4f7f\u7528\u5217\u8868\u7d50\u69cb\u548c\u76f8\u61c9\u7684\u547d\u4ee4\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u7372\u53d6\u7279\u5b9a\u4f4d\u7f6e\u7684\u503c\u6216\u8a08\u7b97\u4e2d\u4f4d\u6578\u3002\u9019\u4e9b\u64cd\u4f5c\u5728\u9ad8\u6027\u80fd\u61c9\u7528\u4e2d\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u5011\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u5927\u91cf\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u9700\u8981\u9ad8\u6027\u80fd\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u9748\u6d3b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u7372\u53d6\u968a\u5217\u4e2d\u503c\u7684\u7c21\u6613\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u958b\u767c\u6d41\u7a0b\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-128635","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128635","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=128635"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128635\/revisions"}],"predecessor-version":[{"id":128636,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128635\/revisions\/128636"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128635"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128635"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}