{"id":97246,"date":"2024-10-20T16:13:16","date_gmt":"2024-10-20T08:13:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97246\/"},"modified":"2024-10-20T16:13:17","modified_gmt":"2024-10-20T08:13:17","slug":"redis-set-%e7%94%a8%e4%ba%86%e5%85%a9%e7%a8%ae%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e4%be%86%e5%ad%98%e5%84%b2%ef%bc%8c%e5%88%b0%e7%8f%be%e5%9c%a8%e6%89%8d%e7%9f%a5%e9%81%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97246\/","title":{"rendered":"Redis Set \u7528\u4e86\u5169\u7a2e\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\uff0c\u5230\u73fe\u5728\u624d\u77e5\u9053"},"content":{"rendered":"<h1 id=\"redis-set-%e7%94%a8%e4%ba%86%e5%85%a9%e7%a8%ae%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e4%be%86%e5%ad%98%e5%84%b2%ef%bc%8c%e5%88%b0%e7%8f%be%e5%9c%a8%e6%89%8d%e7%9f%a5%e9%81%93-ilPTgUcNMA\">Redis Set \u7528\u4e86\u5169\u7a2e\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\uff0c\u5230\u73fe\u5728\u624d\u77e5\u9053<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u8655\u7406\u548c\u5b58\u5132\u9818\u57df\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u53d7\u5230\u5ee3\u6cdb\u7684\u95dc\u6ce8\u548c\u4f7f\u7528\u3002\u7279\u5225\u662f Redis \u7684 Set \u6578\u64da\u7d50\u69cb\uff0c\u56e0\u5176\u7368\u7279\u7684\u7279\u6027\u548c\u9ad8\u6548\u7684\u6027\u80fd\uff0c\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u7136\u800c\uff0c\u8a31\u591a\u4eba\u53ef\u80fd\u4e0d\u77e5\u9053\uff0cRedis \u7684 Set \u5be6\u969b\u4e0a\u662f\u5229\u7528\u4e86\u5169\u7a2e\u4e0d\u540c\u7684\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\u6578\u64da\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u4e00\u4e3b\u984c\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3 Redis Set \u7684\u5167\u90e8\u904b\u4f5c\u539f\u7406\u3002<\/p>\n<h2 id=\"redis-set-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ilPTgUcNMA\">Redis Set \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728 Redis \u4e2d\uff0cSet \u662f\u4e00\u7a2e\u7121\u5e8f\u4e14\u4e0d\u91cd\u8907\u7684\u6578\u64da\u96c6\u5408\u3002\u9019\u610f\u5473\u8457\uff0cSet \u4e2d\u7684\u6bcf\u500b\u5143\u7d20\u90fd\u662f\u552f\u4e00\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u7279\u5b9a\u7684\u9806\u5e8f\u3002\u9019\u4f7f\u5f97 Set \u7279\u5225\u9069\u5408\u7528\u65bc\u9700\u8981\u5feb\u901f\u67e5\u627e\u3001\u6dfb\u52a0\u548c\u522a\u9664\u5143\u7d20\u7684\u5834\u666f\u3002<\/p>\n<h2 id=\"redis-set-%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-ilPTgUcNMA\">Redis Set \u7684\u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis \u70ba\u4e86\u5be6\u73fe Set \u7684\u9ad8\u6548\u5b58\u5132\u548c\u64cd\u4f5c\uff0c\u4f7f\u7528\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/p>\n<ul>\n<li><strong id=\"%e5%93%88%e5%b8%8c%e8%a1%a8%ef%bc%88hash-table%ef%bc%89-ilPTgUcNMA\">\u54c8\u5e0c\u8868\uff08Hash Table\uff09<\/strong><\/li>\n<li><strong id=\"%e8%b7%b3%e8%a1%a8%ef%bc%88skip-list%ef%bc%89-ilPTgUcNMA\">\u8df3\u8868\uff08Skip List\uff09<\/strong><\/li>\n<\/ul>\n<h3 id=\"%e5%93%88%e5%b8%8c%e8%a1%a8%ef%bc%88hash-table%ef%bc%89-ilPTgUcNMA\">\u54c8\u5e0c\u8868\uff08Hash Table\uff09<\/h3>\n<p>\u7576 Set \u4e2d\u7684\u5143\u7d20\u6578\u91cf\u8f03\u5c11\u6642\uff0cRedis \u6703\u4f7f\u7528\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u9019\u4e9b\u5143\u7d20\u3002\u54c8\u5e0c\u8868\u7684\u512a\u52e2\u5728\u65bc\u5176\u67e5\u627e\u3001\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u7684\u6642\u9593\u8907\u96dc\u5ea6\u5747\u70ba O(1)\u3002\u9019\u4f7f\u5f97\u5728\u5c0f\u578b Set \u4e2d\u9032\u884c\u64cd\u4f5c\u6642\uff0c\u6027\u80fd\u975e\u5e38\u9ad8\u6548\u3002<\/p>\n<pre><code>SET myset \"apple\"\nSADD myset \"banana\"\nSADD myset \"orange\"\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u7576\u6211\u5011\u5411 Set \u4e2d\u6dfb\u52a0\u5143\u7d20\u6642\uff0cRedis \u6703\u5c07\u9019\u4e9b\u5143\u7d20\u5b58\u5132\u5728\u54c8\u5e0c\u8868\u4e2d\uff0c\u78ba\u4fdd\u6bcf\u500b\u5143\u7d20\u7684\u552f\u4e00\u6027\u3002<\/p>\n<h3 id=\"%e8%b7%b3%e8%a1%a8%ef%bc%88skip-list%ef%bc%89-ilPTgUcNMA\">\u8df3\u8868\uff08Skip List\uff09<\/h3>\n<p>\u7576 Set \u4e2d\u7684\u5143\u7d20\u6578\u91cf\u589e\u9577\u5230\u4e00\u5b9a\u7a0b\u5ea6\u6642\uff0cRedis \u6703\u81ea\u52d5\u5c07\u6578\u64da\u7d50\u69cb\u8f49\u63db\u70ba\u8df3\u8868\u3002\u8df3\u8868\u662f\u4e00\u7a2e\u96a8\u6a5f\u5316\u7684\u6578\u64da\u7d50\u69cb\uff0c\u80fd\u5920\u5728 O(log n) \u7684\u6642\u9593\u5167\u9032\u884c\u67e5\u627e\u3001\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002\u9019\u4f7f\u5f97\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0cRedis \u4ecd\u7136\u80fd\u5920\u4fdd\u6301\u9ad8\u6548\u7684\u6027\u80fd\u3002<\/p>\n<pre><code>SADD myset \"grape\"\nSADD myset \"kiwi\"\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u7576 Set \u4e2d\u7684\u5143\u7d20\u6578\u91cf\u8d85\u904e\u4e00\u5b9a\u95be\u503c\u6642\uff0cRedis \u6703\u81ea\u52d5\u5c07\u6578\u64da\u7d50\u69cb\u8f49\u63db\u70ba\u8df3\u8868\uff0c\u4ee5\u63d0\u9ad8\u64cd\u4f5c\u6548\u7387\u3002<\/p>\n<h2 id=\"redis-set-%e7%9a%84%e5%84%aa%e5%8b%a2-ilPTgUcNMA\">Redis Set \u7684\u512a\u52e2<\/h2>\n<p>\u4f7f\u7528 Redis Set \u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>\u7121\u8ad6\u662f\u4f7f\u7528\u54c8\u5e0c\u8868\u9084\u662f\u8df3\u8868\uff0cRedis \u90fd\u80fd\u63d0\u4f9b\u5feb\u901f\u7684\u6578\u64da\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u552f\u4e00\u6027\uff1a<\/strong>Set \u81ea\u52d5\u78ba\u4fdd\u6bcf\u500b\u5143\u7d20\u7684\u552f\u4e00\u6027\uff0c\u907f\u514d\u91cd\u8907\u6578\u64da\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u652f\u6301\u591a\u7a2e\u64cd\u4f5c\uff0c\u5982\u4ea4\u96c6\u3001\u4e26\u96c6\u548c\u5dee\u96c6\u7b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ilPTgUcNMA\">\u7e3d\u7d50<\/h2>\n<p>Redis Set \u662f\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5229\u7528\u54c8\u5e0c\u8868\u548c\u8df3\u8868\u5169\u7a2e\u6578\u64da\u7d50\u69cb\u4f86\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u548c\u64cd\u4f5c\u3002\u4e86\u89e3\u9019\u4e9b\u5167\u90e8\u904b\u4f5c\u539f\u7406\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u5229\u7528 Redis \u7684\u7279\u6027\uff0c\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u3002\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u6216\u5176\u4ed6\u76f8\u95dc\u670d\u52d9\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis Set\u80cc\u5f8c\u7684\u5169\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u63ed\u793a\u5176\u9ad8\u6548\u5b58\u5132\u8207\u64cd\u4f5c\u7684\u79d8\u5bc6\uff0c\u8b93\u4f60\u5c0dRedis\u6709\u66f4\u6df1\u5165\u7684\u4e86\u89e3\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-97246","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97246","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=97246"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97246\/revisions"}],"predecessor-version":[{"id":97247,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97246\/revisions\/97247"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}