{"id":184238,"date":"2024-11-10T11:33:19","date_gmt":"2024-11-10T03:33:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184238\/"},"modified":"2024-11-10T11:33:20","modified_gmt":"2024-11-10T03:33:20","slug":"%e4%bd%bf%e7%94%a8redis%e6%a0%b9%e6%93%9a%e5%80%bc%e6%9f%a5%e8%a9%a2%e6%bb%bf%e8%b6%b3%e6%a2%9d%e4%bb%b6%e7%9a%84%e6%95%b8%e6%93%9a%ef%bc%88redis%e6%a0%b9%e6%93%9a%e5%80%bc%e6%9f%a5%e8%a9%a2%e6%a2%9d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184238\/","title":{"rendered":"\u4f7f\u7528Redis\u6839\u64da\u503c\u67e5\u8a62\u6eff\u8db3\u689d\u4ef6\u7684\u6578\u64da\uff08redis\u6839\u64da\u503c\u67e5\u8a62\u689d\u4ef6\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e6%a0%b9%e6%93%9a%e5%80%bc%e6%9f%a5%e8%a9%a2%e6%bb%bf%e8%b6%b3%e6%a2%9d%e4%bb%b6%e7%9a%84%e6%95%b8%e6%93%9a-CBYEBGaJEA\">\u4f7f\u7528Redis\u6839\u64da\u503c\u67e5\u8a62\u6eff\u8db3\u689d\u4ef6\u7684\u6578\u64da<\/h1>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u96d6\u7136Redis\u4e3b\u8981\u662f\u57fa\u65bc\u9375\u4f86\u5b58\u53d6\u6578\u64da\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6211\u5011\u53ef\u80fd\u9700\u8981\u6839\u64da\u503c\u4f86\u67e5\u8a62\u6eff\u8db3\u7279\u5b9a\u689d\u4ef6\u7684\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Redis\u4e2d\u5be6\u73fe\u6839\u64da\u503c\u67e5\u8a62\u7684\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e6%a6%82%e8%bf%b0-CBYEBGaJEA\">Redis\u6578\u64da\u7d50\u69cb\u6982\u8ff0<\/h2>\n<p>\u5728\u6df1\u5165\u63a2\u8a0e\u4e4b\u524d\uff0c\u6211\u5011\u9700\u8981\u4e86\u89e3Redis\u7684\u57fa\u672c\u6578\u64da\u7d50\u69cb\u3002Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u4e32\uff08String\uff09<\/li>\n<li><strong>\u54c8\u5e0c\uff08Hash\uff09<\/li>\n<li><strong>\u5217\u8868\uff08List\uff09<\/li>\n<li><strong>\u96c6\u5408\uff08Set\uff09<\/li>\n<li><strong>\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u5404\u6709\u7279\u9ede\uff0c\u9069\u7528\u65bc\u4e0d\u540c\u7684\u5834\u666f\u3002\u6839\u64da\u503c\u67e5\u8a62\u7684\u9700\u6c42\uff0c\u901a\u5e38\u6703\u4f7f\u7528\u54c8\u5e0c\u6216\u96c6\u5408\u4f86\u5b58\u5132\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%a0%b9%e6%93%9a%e5%80%bc%e6%9f%a5%e8%a9%a2%e7%9a%84%e6%8c%91%e6%88%b0-CBYEBGaJEA\">\u6839\u64da\u503c\u67e5\u8a62\u7684\u6311\u6230<\/h2>\n<p>Redis\u7684\u67e5\u8a62\u6548\u7387\u975e\u5e38\u9ad8\uff0c\u4f46\u5176\u67e5\u8a62\u65b9\u5f0f\u4e3b\u8981\u662f\u57fa\u65bc\u9375\u3002\u9019\u610f\u5473\u8457\u5982\u679c\u6211\u5011\u60f3\u8981\u6839\u64da\u503c\u4f86\u67e5\u8a62\u6578\u64da\uff0c\u53ef\u80fd\u9700\u8981\u904d\u6b77\u6574\u500b\u6578\u64da\u96c6\uff0c\u9019\u5728\u6578\u64da\u91cf\u8f03\u5927\u6642\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002\u56e0\u6b64\uff0c\u8a2d\u8a08\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u4f86\u652f\u6301\u6839\u64da\u503c\u67e5\u8a62\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e5%93%88%e5%b8%8c%e7%b5%90%e6%a7%8b%e9%80%b2%e8%a1%8c%e5%80%bc%e6%9f%a5%e8%a9%a2-CBYEBGaJEA\">\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u9032\u884c\u503c\u67e5\u8a62<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u6578\u64da\u7684\u54c8\u5e0c\u8868\uff0c\u6bcf\u500b\u7528\u6236\u7684ID\u4f5c\u70ba\u9375\uff0c\u4e26\u4e14\u7528\u6236\u7684\u5c6c\u6027\uff08\u5982\u59d3\u540d\u3001\u5e74\u9f61\u7b49\uff09\u4f5c\u70ba\u503c\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u4f86\u5b58\u5132\u7528\u6236\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>HMSET user:1 name \"Alice\" age 30\nHMSET user:2 name \"Bob\" age 25\nHMSET user:3 name \"Charlie\" age 35<\/code><\/pre>\n<p>\u5982\u679c\u6211\u5011\u60f3\u8981\u67e5\u8a62\u5e74\u9f61\u5927\u65bc30\u7684\u7528\u6236\uff0c\u6211\u5011\u9700\u8981\u904d\u6b77\u6240\u6709\u7528\u6236\u7684\u54c8\u5e0c\u8868\uff1a<\/p>\n<pre><code>for user_id in user_ids:\n    user_data = HGETALL(user_id)\n    if int(user_data['age']) &gt; 30:\n        print(user_data)<\/code><\/pre>\n<p>\u9019\u7a2e\u65b9\u6cd5\u96d6\u7136\u7c21\u55ae\uff0c\u4f46\u5728\u6578\u64da\u91cf\u5927\u6642\u6548\u7387\u8f03\u4f4e\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e9%9b%86%e5%90%88%e9%80%b2%e8%a1%8c%e5%80%bc%e6%9f%a5%e8%a9%a2-CBYEBGaJEA\">\u4f7f\u7528\u96c6\u5408\u9032\u884c\u503c\u67e5\u8a62<\/h2>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u4f7f\u7528\u96c6\u5408\u4f86\u5b58\u5132\u503c\u7684\u7d22\u5f15\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u70ba\u6bcf\u500b\u5e74\u9f61\u7bc4\u570d\u5275\u5efa\u4e00\u500b\u96c6\u5408\uff0c\u4e26\u5c07\u7b26\u5408\u689d\u4ef6\u7684\u7528\u6236ID\u6dfb\u52a0\u5230\u76f8\u61c9\u7684\u96c6\u5408\u4e2d\uff1a<\/p>\n<pre><code>SADD age:30 user:1\nSADD age:25 user:2\nSADD age:35 user:3<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u6211\u5011\u53ef\u4ee5\u76f4\u63a5\u67e5\u8a62\u7279\u5b9a\u5e74\u9f61\u7684\u7528\u6236\uff1a<\/p>\n<pre><code>members = SMEMBERS(age:30)\nfor member in members:\n    print(HGETALL(member))<\/code><\/pre>\n<p>\u9019\u7a2e\u65b9\u6cd5\u7684\u512a\u52e2\u5728\u65bc\u67e5\u8a62\u6548\u7387\u9ad8\uff0c\u56e0\u70ba\u6211\u5011\u4e0d\u9700\u8981\u904d\u6b77\u6574\u500b\u6578\u64da\u96c6\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e7%9a%84lua%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e8%a4%87%e9%9b%9c%e6%9f%a5%e8%a9%a2-CBYEBGaJEA\">\u4f7f\u7528Redis\u7684Lua\u8173\u672c\u9032\u884c\u8907\u96dc\u67e5\u8a62<\/h2>\n<p>\u5982\u679c\u9700\u8981\u9032\u884c\u66f4\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528Redis\u7684Lua\u8173\u672c\u3002\u9019\u6a23\u53ef\u4ee5\u5728Redis\u670d\u52d9\u5668\u7aef\u57f7\u884c\u67e5\u8a62\u908f\u8f2f\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u8a72\u793a\u4f8b\u67e5\u8a62\u6240\u6709\u5e74\u9f61\u5927\u65bc30\u7684\u7528\u6236\uff1a<\/p>\n<pre><code>local result = {}\nfor i, key in ipairs(redis.call('KEYS', 'user:*')) do\n    local user_data = redis.call('HGETALL', key)\n    if tonumber(user_data[2]) &gt; 30 then\n        table.insert(result, user_data)\n    end\nend\nreturn result<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u6240\u6709\u5e74\u9f61\u5927\u65bc30\u7684\u7528\u6236\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-CBYEBGaJEA\">\u7e3d\u7d50<\/h2>\n<p>\u5728Redis\u4e2d\u6839\u64da\u503c\u67e5\u8a62\u6578\u64da\u96d6\u7136\u4e0d\u662f\u5176\u8a2d\u8a08\u7684\u4e3b\u8981\u529f\u80fd\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u548c\u4f7f\u7528Lua\u8173\u672c\uff0c\u6211\u5011\u53ef\u4ee5\u6709\u6548\u5730\u5be6\u73fe\u9019\u4e00\u9700\u6c42\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u54c8\u5e0c\u3001\u96c6\u5408\u9084\u662fLua\u8173\u672c\uff0c\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u904b\u884c\u60a8\u7684Redis\u5be6\u4f8b\uff0c\u4eab\u53d7\u66f4\u5feb\u7684\u6578\u64da\u8655\u7406\u901f\u5ea6\u548c\u66f4\u9ad8\u7684\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u6839\u64da\u503c\u67e5\u8a62\u6eff\u8db3\u689d\u4ef6\u7684\u6578\u64da\uff0c\u63d0\u5347\u6578\u64da\u6aa2\u7d22\u6548\u7387\uff0c\u5be6\u73fe\u9748\u6d3b\u7684\u6578\u64da\u7ba1\u7406\u548c\u67e5\u8a62\u529f\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-184238","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184238","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=184238"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184238\/revisions"}],"predecessor-version":[{"id":184239,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184238\/revisions\/184239"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}