{"id":128267,"date":"2024-10-26T12:53:20","date_gmt":"2024-10-26T04:53:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128267\/"},"modified":"2024-10-26T12:53:21","modified_gmt":"2024-10-26T04:53:21","slug":"redis-%e5%af%a6%e7%8f%be%e9%81%8d%e6%ad%b7%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128267\/","title":{"rendered":"Redis \u5be6\u73fe\u904d\u6b77\u6709\u5e8f\u96c6\u5408\u7684\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"redis-%e5%af%a6%e7%8f%be%e9%81%8d%e6%ad%b7%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88%e7%9a%84%e6%96%b9%e6%b3%95-AczVsunQjy\">Redis \u5be6\u73fe\u904d\u6b77\u6709\u5e8f\u96c6\u5408\u7684\u65b9\u6cd5<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\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\u5b58\u53d6\u548c\u64cd\u4f5c\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\u3002\u5176\u4e2d\uff0c\u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09\u662f\u4e00\u7a2e\u975e\u5e38\u6709\u7528\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5141\u8a31\u7528\u6236\u6839\u64da\u5206\u6578\uff08score\uff09\u5c0d\u5143\u7d20\u9032\u884c\u6392\u5e8f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Redis \u4e2d\u904d\u6b77\u6709\u5e8f\u96c6\u5408\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-AczVsunQjy\">\u6709\u5e8f\u96c6\u5408\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6709\u5e8f\u96c6\u5408\u662f Redis \u4e2d\u7684\u4e00\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5b83\u7684\u6bcf\u500b\u5143\u7d20\u90fd\u6709\u4e00\u500b\u552f\u4e00\u7684\u5206\u6578\uff0c\u4e26\u4e14\u6839\u64da\u9019\u500b\u5206\u6578\u81ea\u52d5\u6392\u5e8f\u3002\u9019\u4f7f\u5f97\u6709\u5e8f\u96c6\u5408\u975e\u5e38\u9069\u5408\u7528\u65bc\u6392\u884c\u699c\u3001\u512a\u5148\u7d1a\u968a\u5217\u7b49\u61c9\u7528\u5834\u666f\u3002<\/p>\n<p>\u5728 Redis \u4e2d\uff0c\u6709\u5e8f\u96c6\u5408\u7684\u57fa\u672c\u64cd\u4f5c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>ZADD<\/code>\uff1a\u6dfb\u52a0\u5143\u7d20\u53ca\u5176\u5206\u6578\u3002<\/li>\n<li><code>ZREM<\/code>\uff1a\u522a\u9664\u6307\u5b9a\u7684\u5143\u7d20\u3002<\/li>\n<li><code>ZCARD<\/code>\uff1a\u7372\u53d6\u6709\u5e8f\u96c6\u5408\u7684\u5143\u7d20\u6578\u91cf\u3002<\/li>\n<li><code>ZRANGE<\/code>\uff1a\u6839\u64da\u7d22\u5f15\u7bc4\u570d\u7372\u53d6\u5143\u7d20\u3002<\/li>\n<li><code>ZREVRANGE<\/code>\uff1a\u6839\u64da\u7d22\u5f15\u7bc4\u570d\u53cd\u5411\u7372\u53d6\u5143\u7d20\u3002<\/li>\n<li><code>ZSCAN<\/code>\uff1a\u904d\u6b77\u6709\u5e8f\u96c6\u5408\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%81%8d%e6%ad%b7%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88%e7%9a%84%e6%96%b9%e6%b3%95-AczVsunQjy\">\u904d\u6b77\u6709\u5e8f\u96c6\u5408\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u904d\u6b77\u6709\u5e8f\u96c6\u5408\u7684\u4e3b\u8981\u65b9\u6cd5\u662f\u4f7f\u7528 <code>ZSCAN<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u5141\u8a31\u7528\u6236\u5728\u4e0d\u963b\u585e\u7684\u60c5\u6cc1\u4e0b\u904d\u6b77\u96c6\u5408\uff0c\u4e26\u4e14\u652f\u6301\u6e38\u6a19\uff08cursor\uff09\u4f86\u5be6\u73fe\u5206\u6bb5\u904d\u6b77\u3002<\/p>\n<h3 id=\"zscan-%e5%91%bd%e4%bb%a4%e7%9a%84%e4%bd%bf%e7%94%a8-AczVsunQjy\">ZSCAN \u547d\u4ee4\u7684\u4f7f\u7528<\/h3>\n<p><code>ZSCAN<\/code> \u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>ZSCAN key cursor [MATCH pattern] [COUNT count]<\/code><\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li><code>key<\/code>\uff1a\u6709\u5e8f\u96c6\u5408\u7684\u9375\u540d\u3002<\/li>\n<li><code>cursor<\/code>\uff1a\u6e38\u6a19\uff0c\u521d\u59cb\u503c\u70ba 0\uff0c\u5f8c\u7e8c\u904d\u6b77\u4e2d\u4f7f\u7528\u4e0a\u4e00\u6b21\u8fd4\u56de\u7684\u6e38\u6a19\u3002<\/li>\n<li><code>MATCH pattern<\/code>\uff1a\u53ef\u9078\uff0c\u904e\u6ffe\u8fd4\u56de\u7684\u5143\u7d20\u3002<\/li>\n<li><code>COUNT count<\/code>\uff1a\u53ef\u9078\uff0c\u6307\u5b9a\u6bcf\u6b21\u8fd4\u56de\u7684\u5143\u7d20\u6578\u91cf\u3002<\/li>\n<\/ul>\n<h4 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8-zscan-%e9%81%8d%e6%ad%b7%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88-AczVsunQjy\">\u793a\u4f8b\uff1a\u4f7f\u7528 ZSCAN \u904d\u6b77\u6709\u5e8f\u96c6\u5408<\/h4>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>leaderboard<\/code> \u7684\u6709\u5e8f\u96c6\u5408\uff0c\u5b58\u5132\u4e86\u7528\u6236\u7684\u5206\u6578\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 <code>ZSCAN<\/code> \u904d\u6b77\u9019\u500b\u96c6\u5408\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; ZADD leaderboard 100 user1\n127.0.0.1:6379&gt; ZADD leaderboard 200 user2\n127.0.0.1:6379&gt; ZADD leaderboard 150 user3\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 <code>ZSCAN<\/code> \u547d\u4ee4\u4f86\u904d\u6b77\u9019\u500b\u6709\u5e8f\u96c6\u5408\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; ZSCAN leaderboard 0\n1) \"0\"\n2) 1) \"user1\"\n   2) \"100\"\n   3) \"user2\"\n   4) \"200\"\n   5) \"user3\"\n   6) \"150\"\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u6e38\u6a19 0 \u958b\u59cb\u904d\u6b77\uff0c\u8fd4\u56de\u4e86\u6240\u6709\u7684\u5143\u7d20\u53ca\u5176\u5206\u6578\u3002\u6bcf\u6b21\u904d\u6b77\u5f8c\uff0cRedis \u6703\u8fd4\u56de\u4e00\u500b\u65b0\u7684\u6e38\u6a19\uff0c\u9019\u6a23\u6211\u5011\u53ef\u4ee5\u5728\u4e0b\u4e00\u6b21\u8abf\u7528\u6642\u7e7c\u7e8c\u904d\u6b77\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-AczVsunQjy\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u6709\u5e8f\u96c6\u5408\u662f\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7d50\u69cb\uff0c\u80fd\u5920\u9ad8\u6548\u5730\u5b58\u5132\u548c\u64cd\u4f5c\u5e36\u6709\u5206\u6578\u7684\u5143\u7d20\u3002\u901a\u904e\u4f7f\u7528 <code>ZSCAN<\/code> \u547d\u4ee4\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u904d\u6b77\u6709\u5e8f\u96c6\u5408\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u52d5\u614b\u66f4\u65b0\u548c\u67e5\u8a62\u7684\u61c9\u7528\u5834\u666f\u5c24\u70ba\u91cd\u8981\u3002\u7121\u8ad6\u662f\u5728\u6392\u884c\u699c\u9084\u662f\u5176\u4ed6\u9700\u8981\u6392\u5e8f\u7684\u5834\u666f\u4e2d\uff0c\u6709\u5e8f\u96c6\u5408\u90fd\u80fd\u63d0\u4f9b\u826f\u597d\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u548c\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u4e2d\u904d\u6b77\u6709\u5e8f\u96c6\u5408\u7684\u65b9\u6cd5\uff0c\u4e86\u89e3\u5982\u4f55\u9ad8\u6548\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\uff0c\u63d0\u5347\u6027\u80fd\u8207\u61c9\u7528\u6548\u679c\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-128267","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128267","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=128267"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128267\/revisions"}],"predecessor-version":[{"id":128268,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128267\/revisions\/128268"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}