{"id":129245,"date":"2024-10-26T20:10:20","date_gmt":"2024-10-26T12:10:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129245\/"},"modified":"2024-10-26T20:10:21","modified_gmt":"2024-10-26T12:10:21","slug":"redis%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e9%a1%9e%e5%9e%8b%e5%b0%8d%e6%af%94%e6%b7%b1%e5%ba%a6%e4%ba%86%e8%a7%a3%e5%85%b6%e5%b7%ae%e7%95%b0%ef%bc%88redis%e6%af%8f%e7%a8%ae%e9%a1%9e%e5%9e%8b%e5%8d%80","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129245\/","title":{"rendered":"Redis\u6578\u64da\u7d50\u69cb\u985e\u578b\u5c0d\u6bd4\u6df1\u5ea6\u4e86\u89e3\u5176\u5dee\u7570\uff08redis\u6bcf\u7a2e\u985e\u578b\u5340\u5225\uff09"},"content":{"rendered":"<h1 id=\"redis%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e9%a1%9e%e5%9e%8b%e5%b0%8d%e6%af%94%e6%b7%b1%e5%ba%a6%e4%ba%86%e8%a7%a3%e5%85%b6%e5%b7%ae%e7%95%b0-SKJmxmHssq\">Redis\u6578\u64da\u7d50\u69cb\u985e\u578b\u5c0d\u6bd4\u6df1\u5ea6\u4e86\u89e3\u5176\u5dee\u7570<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\u5f37\u5927\u7684\u6578\u64da\u7d50\u69cb\u652f\u6301\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u5730\u8655\u7406\u5404\u7a2e\u6578\u64da\u985e\u578b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u4e3b\u8981\u6578\u64da\u7d50\u69cb\u985e\u578b\u53ca\u5176\u5dee\u7570\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u4f86\u6eff\u8db3\u7279\u5b9a\u9700\u6c42\u3002<\/p>\n<h2 id=\"1-%e5%ad%97%e7%ac%a6%e4%b8%b2%ef%bc%88string%ef%bc%89-SKJmxmHssq\">1. \u5b57\u7b26\u4e32\uff08String\uff09<\/h2>\n<p>\u5b57\u7b26\u4e32\u662fRedis\u4e2d\u6700\u57fa\u672c\u7684\u6578\u64da\u985e\u578b\uff0c\u53ef\u4ee5\u5b58\u5132\u4efb\u4f55\u5f62\u5f0f\u7684\u6578\u64da\uff0c\u5305\u62ec\u6587\u672c\u3001\u6578\u5b57\u548c\u4e8c\u9032\u5236\u6578\u64da\u3002\u6bcf\u500b\u5b57\u7b26\u4e32\u7684\u6700\u5927\u9577\u5ea6\u70ba512MB\u3002<\/p>\n<pre><code>SET key \"value\"\nGET key\n<\/code><\/pre>\n<p>\u5b57\u7b26\u4e32\u7684\u4e3b\u8981\u7279\u9ede\u662f\u7c21\u55ae\u6613\u7528\uff0c\u9069\u5408\u7528\u65bc\u5b58\u5132\u7c21\u55ae\u7684\u6578\u64da\uff0c\u5982\u7528\u6236\u6703\u8a71\u4fe1\u606f\u6216\u8a08\u6578\u5668\u3002<\/p>\n<h2 id=\"2-%e5%93%88%e5%b8%8c%ef%bc%88hash%ef%bc%89-SKJmxmHssq\">2. \u54c8\u5e0c\uff08Hash\uff09<\/h2>\n<p>\u54c8\u5e0c\u662f\u4e00\u7a2e\u9375\u503c\u5c0d\u96c6\u5408\uff0c\u9069\u5408\u7528\u65bc\u5b58\u5132\u5c0d\u8c61\u7684\u5c6c\u6027\u3002\u6bcf\u500b\u54c8\u5e0c\u53ef\u4ee5\u5305\u542b\u591a\u9054232 &#8211; 1\u500b\u9375\u503c\u5c0d\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u5b58\u5132\u7528\u6236\u4fe1\u606f\u7b49\u7d50\u69cb\u5316\u6578\u64da\u3002<\/p>\n<pre><code>HSET user:1000 name \"Alice\"\nHGET user:1000 name\n<\/code><\/pre>\n<p>\u54c8\u5e0c\u7684\u512a\u52e2\u5728\u65bc\u53ef\u4ee5\u9ad8\u6548\u5730\u5b58\u53d6\u548c\u4fee\u6539\u5c0d\u8c61\u7684\u5c6c\u6027\uff0c\u4e26\u4e14\u7bc0\u7701\u5167\u5b58\u3002<\/p>\n<h2 id=\"3-%e5%88%97%e8%a1%a8%ef%bc%88list%ef%bc%89-SKJmxmHssq\">3. \u5217\u8868\uff08List\uff09<\/h2>\n<p>\u5217\u8868\u662f\u4e00\u500b\u6709\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u5f9e\u5169\u7aef\u63a8\u5165\u548c\u5f48\u51fa\u5143\u7d20\u3002\u5217\u8868\u7684\u6700\u5927\u9577\u5ea6\u70ba232 &#8211; 1\u3002<\/p>\n<pre><code>LPUSH mylist \"world\"\nRPUSH mylist \"hello\"\nLRANGE mylist 0 -1\n<\/code><\/pre>\n<p>\u5217\u8868\u9069\u5408\u7528\u65bc\u5be6\u73fe\u6d88\u606f\u968a\u5217\u6216\u4efb\u52d9\u8abf\u5ea6\u7b49\u5834\u666f\uff0c\u56e0\u70ba\u5b83\u652f\u6301\u9ad8\u6548\u7684\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"4-%e9%9b%86%e5%90%88%ef%bc%88set%ef%bc%89-SKJmxmHssq\">4. \u96c6\u5408\uff08Set\uff09<\/h2>\n<p>\u96c6\u5408\u662f\u4e00\u500b\u7121\u5e8f\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u552f\u4e00\u6027\u3002\u96c6\u5408\u7684\u6700\u5927\u9577\u5ea6\u540c\u6a23\u70ba232 &#8211; 1\u3002<\/p>\n<pre><code>SADD myset \"apple\"\nSADD myset \"banana\"\nSMEMBERS myset\n<\/code><\/pre>\n<p>\u96c6\u5408\u9069\u5408\u7528\u65bc\u9700\u8981\u53bb\u91cd\u7684\u5834\u666f\uff0c\u5982\u7528\u6236\u6a19\u7c64\u6216\u793e\u4ea4\u7db2\u7d61\u4e2d\u7684\u597d\u53cb\u5217\u8868\u3002<\/p>\n<h2 id=\"5-%e6%9c%89%e5%ba%8f%e9%9b%86%e5%90%88%ef%bc%88sorted-set%ef%bc%89-SKJmxmHssq\">5. \u6709\u5e8f\u96c6\u5408\uff08Sorted Set\uff09<\/h2>\n<p>\u6709\u5e8f\u96c6\u5408\u662f\u5e36\u6709\u5206\u6578\u7684\u5b57\u7b26\u4e32\u96c6\u5408\uff0c\u652f\u6301\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\u3002\u6bcf\u500b\u5143\u7d20\u7684\u5206\u6578\u53ef\u4ee5\u7528\u4f86\u9032\u884c\u6392\u5e8f\u548c\u7be9\u9078\u3002<\/p>\n<pre><code>ZADD leaderboard 100 \"player1\"\nZADD leaderboard 200 \"player2\"\nZRANGE leaderboard 0 -1 WITHSCORES\n<\/code><\/pre>\n<p>\u6709\u5e8f\u96c6\u5408\u975e\u5e38\u9069\u5408\u7528\u65bc\u6392\u884c\u699c\u6216\u9700\u8981\u6392\u5e8f\u7684\u6578\u64da\u5834\u666f\u3002<\/p>\n<h2 id=\"6-%e4%bd%8d%e5%9c%96%ef%bc%88bitmap%ef%bc%89-SKJmxmHssq\">6. \u4f4d\u5716\uff08Bitmap\uff09<\/h2>\n<p>\u4f4d\u5716\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u6578\u64da\u7d50\u69cb\uff0c\u7528\u65bc\u9ad8\u6548\u5730\u5b58\u5132\u548c\u64cd\u4f5c\u4f4d\u6578\u64da\u3002\u5b83\u53ef\u4ee5\u7528\u4f86\u9032\u884c\u7d71\u8a08\u8a08\u7b97\uff0c\u5982\u7528\u6236\u6d3b\u8e8d\u5ea6\u5206\u6790\u3002<\/p>\n<pre><code>SETBIT user:1000:active 0 1\nGETBIT user:1000:active 0\n<\/code><\/pre>\n<p>\u4f4d\u5716\u7684\u512a\u52e2\u5728\u65bc\u5176\u9ad8\u6548\u7684\u7a7a\u9593\u5229\u7528\u7387\uff0c\u7279\u5225\u9069\u5408\u5927\u898f\u6a21\u6578\u64da\u7684\u8655\u7406\u3002<\/p>\n<h2 id=\"7-%e8%b6%85%e7%b4%9a%e6%97%a5%e5%bf%97%ef%bc%88hyperloglog%ef%bc%89-SKJmxmHssq\">7. \u8d85\u7d1a\u65e5\u5fd7\uff08HyperLogLog\uff09<\/h2>\n<p>\u8d85\u7d1a\u65e5\u5fd7\u662f\u4e00\u7a2e\u6982\u7387\u6027\u6578\u64da\u7d50\u69cb\uff0c\u7528\u65bc\u4f30\u7b97\u552f\u4e00\u5143\u7d20\u7684\u6578\u91cf\u3002\u5b83\u7684\u7a7a\u9593\u8907\u96dc\u5ea6\u70baO(1)\uff0c\u975e\u5e38\u9069\u5408\u7528\u65bc\u5927\u6578\u64da\u5834\u666f\u3002<\/p>\n<pre><code>PFADD unique_users \"user1\"\nPFCOUNT unique_users\n<\/code><\/pre>\n<p>\u8d85\u7d1a\u65e5\u5fd7\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u4f7f\u7528\uff0c\u9069\u5408\u7528\u65bc\u7d71\u8a08\u5206\u6790\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SKJmxmHssq\">\u7e3d\u7d50<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u6bcf\u7a2e\u7d50\u69cb\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u512a\u52e2\u3002\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u548c\u6548\u7387\u3002\u5728\u4f7f\u7528Redis\u6642\uff0c\u958b\u767c\u8005\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u985e\u578b\uff0c\u4ee5\u9054\u5230\u6700\u4f73\u6548\u679c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u4f7f\u7528Redis\u611f\u8208\u8da3\uff0c\u6216\u8005\u9700\u8981\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u9805\u76ee\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3Redis\u6578\u64da\u7d50\u69cb\u985e\u578b\u7684\u5dee\u7570\uff0c\u5168\u9762\u5c0d\u6bd4\u6bcf\u7a2e\u985e\u578b\u7684\u7279\u9ede\u8207\u61c9\u7528\uff0c\u52a9\u4f60\u9078\u64c7\u6700\u4f73\u89e3\u6c7a\u65b9\u6848\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-129245","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129245","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=129245"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129245\/revisions"}],"predecessor-version":[{"id":129246,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129245\/revisions\/129246"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129245"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129245"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}