{"id":201387,"date":"2025-05-10T11:30:29","date_gmt":"2025-05-10T03:30:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201387\/"},"modified":"2025-05-10T11:30:29","modified_gmt":"2025-05-10T03:30:29","slug":"redis%e5%ae%9e%e7%8e%b0%e6%8e%92%e5%90%8d%e5%8a%9f%e8%83%bd%e7%9a%84%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a0%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201387\/","title":{"rendered":"Redis\u5b9e\u73b0\u6392\u540d\u529f\u80fd\u7684\u793a\u4f8b\u4ee3\u7801"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u5b9e\u73b0\u6392\u540d\u529f\u80fd\u7684\u793a\u4f8b\u4ee3\u7801<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762golang\u5b66\u4e60\u7f51\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300aRedis\u5b9e\u73b0\u6392\u540d\u529f\u80fd\u7684\u793a\u4f8b\u4ee3\u7801\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n

\u4e00.\u5b9e\u73b0\u601d\u8def<\/h2>\n

\u4f7f\u7528\u7684\u662fRedis\u91cczset\u6570\u636e\u7c7b\u578b\uff0czset\u7684\u5b9a\u4e49\u8fd9\u91cc\u603b\u7ed3\u4e00\u4e0b\u5c31\u662f\u5176\u6bcf\u4e2a\u5143\u7d20\u90fd\u80fd\u591f\u5173\u8054\u4e00\u4e2a\u5206\u6570\u800c\u4e14\u8fd8\u80fd\u591f\u9488\u5bf9\u96c6\u5408\u5143\u7d20\u8fdb\u884c\u6392\u5e8f\uff0c\u6240\u4ee5\u8fd9\u70b9\u5f88\u5408\u9002\u7528\u6765\u6392\u5e8f\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u4e00\u8d77\u770b\u770b\u5982\u4f55\u7528\u5176\u5b9e\u73b0\u6392\u540d\u529f\u80fd\u3002<\/p>\n

\u4e8c.\u5177\u4f53\u5b9e\u73b0<\/h2>\n

1.\u6dfb\u52a0\u6570\u636e\u7684\u65b9\u6cd5\u5305\u88c5<\/p>\n

public  void zAdd(String key,Object member,double score){\n    try {\n          redisTemplate.opsForZSet().add(key,member,score);\n    } catch (Exception e) {\n        log.error(\"redis zAdd has a error,key:{},value:{},score:{},exception:{}\",key,member,score,e);\n    }\n}<\/pre>\n
2.\u83b7\u53d6\u6570\u636e\u7684\u65b9\u6cd5\u5305\u88c5<\/p>\n
public  Set zRange(String key,int start,int end){\n    try {\n    \/\/\u6309\u7167\u4f4d\u7f6e\u5012\u5e8f\u53d6\u503c\u548c\u5206\u6570\n        Set\n    \n     > typedTuples = redisTemplate.opsForZSet().reverseRangeWithScores(key, start, end);         if(typedTuples==null||typedTuples.size()==0) return null;         return Collections.singleton(typedTuples);     } catch (Exception e) {         log.error(\"redis zRange has a error,key:{},start:{},end:{},exception:{}\",                 key,start,end,e);         return null;     } }\n    <\/pre>\n
3.\u6d4b\u8bd5\u65b9\u6cd5\uff0c\u4e71\u5e8f\u6dfb\u52a0\uff0c\u5982\u679c\u60f3\u4f63\u91d1\u4ece\u5c11\u5230\u591a\u5728\u4f63\u91d1\u524d\u6dfb\u52a0\u8d1f\u53f7\u5373\u53ef<\/p>\n
redisUtils.zAdd(\"rank\",\"\u738b\u4e94\",new Double(\"2000.00\"));\nredisUtils.zAdd(\"rank\",\"\u5f20\u4e09\",new Double(\"1000.00\"));\nredisUtils.zAdd(\"rank\",\"\u738b\u53ef\",new Double(\"4000.00\"));\nredisUtils.zAdd(\"rank\",\"\u5411\u5de7\u5de7\",new Double(\"6000.00\"));\nredisUtils.zAdd(\"rank\",\"\u6c99\u632f\u534e\",new Double(\"7000.00\"));\nredisUtils.zAdd(\"rank\",\"\u94b1\u591a\u591a\",new Double(\"5000.00\"));\nredisUtils.zAdd(\"rank\",\"\u9ec4\u4e09\",new Double(\"3000.00\"));\nredisUtils.zAdd(\"rank\",\"\u9ad8\u90b1\",new Double(\"8000.00\"));\nredisUtils.zAdd(\"rank\",\"\u8bb8\u6674\",new Double(\"9000.00\"));\nredisUtils.zAdd(\"rank\",\"\u5305\u864e\",new Double(\"10000.00\"));\n\/\/\u83b7\u53d6\u6dfb\u52a0\u8fdbredis\u7684\u6570\u636e\uff0c\u4f7f\u7528\u4e0a\u97622\u65b9\u6cd5\nSet rank = redisUtils.zRange(\"rank\", 0, 9);\n\/\/todo \u62ff\u5230\u6570\u636e\u8fdb\u884c\u5176\u4ed6\u903b\u8f91\u5904\u7406\n\/\/\u6253\u5370\u7ed3\u679c\nrank.forEach(System.out::println);<\/pre>\n
4.\u6267\u884c\u7ed3\u679c<\/p>\n
\n
[DefaultTypedTuple [score=10000.0, value=\u5305\u864e],
DefaultTypedTuple [score=9000.0, value=\u8bb8\u6674], 
DefaultTypedTuple [score=8000.0, value=\u9ad8\u90b1],
DefaultTypedTuple [score=7000.0, value=\u6c99\u632f\u534e],
DefaultTypedTuple [score=6000.0, value=\u5411\u5de7\u5de7],
DefaultTypedTuple [score=5000.0, value=\u94b1\u591a\u591a],
DefaultTypedTuple [score=4000.0, value=\u738b\u53ef], 
DefaultTypedTuple [score=3000.0, value=\u9ec4\u4e09], 
DefaultTypedTuple [score=2000.0, value=\u738b\u4e94],
DefaultTypedTuple [score=1000.0, value=\u5f20\u4e09]]<\/p>\n<\/blockquote>\n
\u5c0f\u7ed3<\/h2>\n
zset\u91cc\u9664\u4e86\u8ba1\u7b97\u6392\u540d\u7684\u65b9\u6cd5\u8fd8\u6709\u8ba1\u7b97\u96c6\u5408\u6761\u4ef6\u5185\u4e2a\u6570\u7684zcount\u65b9\u6cd5\uff0c\u67e5\u770b\u96c6\u5408\u603b\u4e2a\u6570zcard\u65b9\u6cd5\u7b49\u7b49\uff0c\u7528\u8d77\u6765\u8fd8\u662f\u5f88\u65b9\u4fbf\u7684\uff0c\u4f46\u662f\u8fd8\u662f\u90a3\u53e5\u8bdd\u5177\u4f53\u7684\u53ea\u80fd\u5230\u5177\u4f53\u7684\u4e1a\u52a1\u91cc\u624d\u77e5\u9053\u5b9e\u7528\u4e0d\uff0c\u800c\u4e14\u8fd8\u8981\u6ce8\u610fRedis\u6709\u6570\u636e\u6dd8\u6c70\u7b56\u7565\uff0c\u8fd9\u4e2a\u70b9\u4e5f\u5343\u4e07\u4e0d\u8981\u5ffd\u89c6\u4e86\uff0c\u8fd8\u6709\u5c31\u662f\u9488\u5bf9\u5df2\u7ecf\u5e9f\u5f03\u7684\u4e1a\u52a1\u6570\u636e\u8fd8\u5728\u7f13\u5b58\u5728Redis\u7684\u91cc\u4e5f\u8981\u8bb0\u5f97\u68c0\u67e5\u548c\u6e05\u9664\u6389\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Redis\u5b9e\u73b0\u6392\u540d\u529f\u80fd\u7684\u793a\u4f8b\u4ee3\u7801...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201387","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201387","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201387"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201387\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201387"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201387"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}