{"id":184134,"date":"2024-11-10T10:41:17","date_gmt":"2024-11-10T02:41:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184134\/"},"modified":"2024-11-10T10:41:18","modified_gmt":"2024-11-10T02:41:18","slug":"%e4%bd%bf%e7%94%a8redis%e6%9f%a5%e6%89%be%e9%95%b7%e5%ba%a6%e6%9c%80%e9%95%b7%e7%9a%84%e5%80%bc%ef%bc%88redis%e6%9f%a5%e9%95%b7%e5%ba%a6%e6%9c%80%e9%95%b7%e7%9a%84%e5%80%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184134\/","title":{"rendered":"\u4f7f\u7528Redis\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\uff08redis\u67e5\u9577\u5ea6\u6700\u9577\u7684\u503c\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e6%9f%a5%e6%89%be%e9%95%b7%e5%ba%a6%e6%9c%80%e9%95%b7%e7%9a%84%e5%80%bc%ef%bc%88redis%e6%9f%a5%e9%95%b7%e5%ba%a6%e6%9c%80%e9%95%b7%e7%9a%84%e5%80%bc%ef%bc%89-AOvjNkuboU\">\u4f7f\u7528Redis\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\uff08redis\u67e5\u9577\u5ea6\u6700\u9577\u7684\u503c\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u67e5\u8a62\u548c\u5b58\u53d6\u7684\u61c9\u7528\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%b0%a1%e4%bb%8b-AOvjNkuboU\">Redis\u7c21\u4ecb<\/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\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e6%89%be%e9%95%b7%e5%ba%a6%e6%9c%80%e9%95%b7%e7%9a%84%e5%80%bc%e7%9a%84%e9%9c%80%e6%b1%82-AOvjNkuboU\">\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u67d0\u4e9b\u61c9\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u67e5\u627e\u5b58\u5132\u5728Redis\u4e2d\u7684\u503c\u4e2d\uff0c\u54ea\u4e00\u500b\u7684\u9577\u5ea6\u6700\u9577\u3002\u4f8b\u5982\uff0c\u5728\u793e\u4ea4\u5a92\u9ad4\u61c9\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u627e\u51fa\u7528\u6236\u767c\u4f48\u7684\u6700\u9577\u8a55\u8ad6\u6216\u6d88\u606f\u3002\u9019\u6a23\u7684\u9700\u6c42\u4fc3\u4f7f\u6211\u5011\u5c0b\u627e\u6709\u6548\u7684\u65b9\u6cd5\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e6%9f%a5%e6%89%be%e9%95%b7%e5%ba%a6%e6%9c%80%e9%95%b7%e7%9a%84%e5%80%bc-AOvjNkuboU\">\u4f7f\u7528Redis\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c<\/h2>\n<p>\u8981\u5728Redis\u4e2d\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\uff0c\u901a\u5e38\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u5c07\u6240\u6709\u9700\u8981\u6bd4\u8f03\u7684\u503c\u5b58\u5132\u5728Redis\u4e2d\u3002<\/li>\n<li>\u904d\u6b77\u9019\u4e9b\u503c\uff0c\u8a08\u7b97\u6bcf\u500b\u503c\u7684\u9577\u5ea6\u3002<\/li>\n<li>\u8a18\u9304\u7576\u524d\u6700\u9577\u7684\u503c\u53ca\u5176\u9577\u5ea6\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-AOvjNkuboU\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u548cRedis\u7684\u793a\u4f8b\u4ee3\u78bc\uff0c\u6f14\u793a\u5982\u4f55\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5047\u8a2d\u6211\u5011\u5df2\u7d93\u5c07\u4e00\u4e9b\u5b57\u7b26\u4e32\u5b58\u5132\u5728Redis\u4e2d\nr.set('key1', 'Hello World')\nr.set('key2', 'Redis is great!')\nr.set('key3', 'This is a longer string than the others.')\n\n# \u521d\u59cb\u5316\u8b8a\u91cf\nlongest_key = None\nlongest_length = 0\n\n# \u904d\u6b77\u6240\u6709\u9375\nfor key in r.keys():\n    value = r.get(key).decode('utf-8')  # \u7372\u53d6\u503c\u4e26\u89e3\u78bc\n    length = len(value)  # \u8a08\u7b97\u9577\u5ea6\n    if length &gt; longest_length:  # \u5982\u679c\u7576\u524d\u9577\u5ea6\u5927\u65bc\u6700\u9577\u9577\u5ea6\n        longest_length = length\n        longest_key = key\n\n# \u8f38\u51fa\u7d50\u679c\nprint(f'\u9577\u5ea6\u6700\u9577\u7684\u503c\u662f\uff1a{r.get(longest_key).decode(\"utf-8\")}\uff0c\u9577\u5ea6\u70ba\uff1a{longest_length}')\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230Redis\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u8a2d\u7f6e\u4e86\u4e00\u4e9b\u9375\u503c\u5c0d\u3002\u63a5\u8457\uff0c\u6211\u5011\u904d\u6b77\u6240\u6709\u7684\u9375\uff0c\u8a08\u7b97\u6bcf\u500b\u503c\u7684\u9577\u5ea6\uff0c\u4e26\u8a18\u9304\u4e0b\u9577\u5ea6\u6700\u9577\u7684\u503c\u53ca\u5176\u9577\u5ea6\u3002\u6700\u5f8c\uff0c\u6211\u5011\u8f38\u51fa\u7d50\u679c\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-AOvjNkuboU\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5728\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\u6642\uff0c\u6027\u80fd\u662f\u9700\u8981\u8003\u616e\u7684\u91cd\u8981\u56e0\u7d20\u3002\u5c0d\u65bc\u5927\u91cf\u6578\u64da\uff0c\u904d\u6b77\u6240\u6709\u9375\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u74f6\u9838\u3002\u70ba\u4e86\u63d0\u9ad8\u6548\u7387\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528Redis\u7684\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u4f86\u5b58\u5132\u503c\u53ca\u5176\u9577\u5ea6\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u5feb\u5730\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\u3002<\/li>\n<li>\u5b9a\u671f\u66f4\u65b0\u9577\u5ea6\u6700\u9577\u7684\u503c\uff0c\u907f\u514d\u6bcf\u6b21\u67e5\u8a62\u6642\u90fd\u9032\u884c\u904d\u6b77\u3002<\/li>\n<li>\u6839\u64da\u5177\u9ad4\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528Redis\u7684\u7ba1\u9053\uff08Pipeline\uff09\u529f\u80fd\u4f86\u6279\u91cf\u8655\u7406\u8acb\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-AOvjNkuboU\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528Redis\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4f46\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u9700\u8981\u8003\u616e\u6027\u80fd\u548c\u6548\u7387\u3002\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u548c\u67e5\u8a62\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\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<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u53ca\u5176\u4ed6<code>\u4e91\u670d\u52a1\u5668<\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u67e5\u627e\u9577\u5ea6\u6700\u9577\u7684\u503c\uff0c\u5feb\u901f\u7372\u53d6\u6578\u64da\u4e2d\u6700\u9577\u5b57\u7b26\u4e32\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u67e5\u8a62\u904e\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-184134","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184134","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=184134"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184134\/revisions"}],"predecessor-version":[{"id":184135,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184134\/revisions\/184135"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}