{"id":98106,"date":"2024-10-20T23:49:19","date_gmt":"2024-10-20T15:49:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98106\/"},"modified":"2024-10-20T23:49:19","modified_gmt":"2024-10-20T15:49:19","slug":"redis-%e6%9f%a5%e8%a9%a2%e8%a1%a8%e5%a4%a7%e5%b0%8f%e5%a6%99%e8%b6%a3%e6%a9%ab%e7%94%9f%e7%9a%84%e7%b5%90%e6%9e%9c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98106\/","title":{"rendered":"Redis \u67e5\u8a62\u8868\u5927\u5c0f\u5999\u8da3\u6a6b\u751f\u7684\u7d50\u679c"},"content":{"rendered":"<h1 id=\"redis-%e6%9f%a5%e8%a9%a2%e8%a1%a8%e5%a4%a7%e5%b0%8f%e5%a6%99%e8%b6%a3%e6%a9%ab%e7%94%9f%e7%9a%84%e7%b5%90%e6%9e%9c-csFthHmbVV\">Redis \u67e5\u8a62\u8868\u5927\u5c0f\u5999\u8da3\u6a6b\u751f\u7684\u7d50\u679c<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u3002\u4e86\u89e3 Redis \u4e2d\u6578\u64da\u7d50\u69cb\u7684\u5927\u5c0f\u5c0d\u65bc\u512a\u5316\u6027\u80fd\u548c\u8cc7\u6e90\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u67e5\u8a62 Redis \u4e2d\u8868\u7684\u5927\u5c0f\uff0c\u4e26\u5206\u4eab\u4e00\u4e9b\u6709\u8da3\u7684\u7d50\u679c\u548c\u5be6\u7528\u7684\u6280\u5de7\u3002<\/p>\n<h2 id=\"redis-%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e6%a6%82%e8%bf%b0-csFthHmbVV\">Redis \u6578\u64da\u7d50\u69cb\u6982\u8ff0<\/h2>\n<p>Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u6bcf\u7a2e\u6578\u64da\u7d50\u69cb\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u6027\u80fd\u7279\u5fb5\u3002\u4e86\u89e3\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u7684\u5927\u5c0f\u4e0d\u50c5\u6709\u52a9\u65bc\u8cc7\u6e90\u7684\u6709\u6548\u5229\u7528\uff0c\u9084\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u5728\u8a2d\u8a08\u61c9\u7528\u6642\u505a\u51fa\u66f4\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2-redis-%e8%a1%a8%e5%a4%a7%e5%b0%8f%e7%9a%84%e6%96%b9%e6%b3%95-csFthHmbVV\">\u67e5\u8a62 Redis \u8868\u5927\u5c0f\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u67e5\u8a62\u6578\u64da\u7d50\u69cb\u7684\u5927\u5c0f\u53ef\u4ee5\u901a\u904e\u5e7e\u500b\u547d\u4ee4\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>STRLEN key<\/code>\uff1a\u7528\u65bc\u67e5\u8a62\u5b57\u7b26\u4e32\u985e\u578b\u7684\u9375\u7684\u9577\u5ea6\u3002<\/li>\n<li><code>HLEN key<\/code>\uff1a\u7528\u65bc\u67e5\u8a62\u54c8\u5e0c\u985e\u578b\u7684\u9375\u4e2d\u5b57\u6bb5\u7684\u6578\u91cf\u3002<\/li>\n<li><code>LLEN key<\/code>\uff1a\u7528\u65bc\u67e5\u8a62\u5217\u8868\u985e\u578b\u7684\u9375\u4e2d\u5143\u7d20\u7684\u6578\u91cf\u3002<\/li>\n<li><code>SCARD key<\/code>\uff1a\u7528\u65bc\u67e5\u8a62\u96c6\u5408\u985e\u578b\u7684\u9375\u4e2d\u5143\u7d20\u7684\u6578\u91cf\u3002<\/li>\n<li><code>ZCARD key<\/code>\uff1a\u7528\u65bc\u67e5\u8a62\u6709\u5e8f\u96c6\u5408\u985e\u578b\u7684\u9375\u4e2d\u5143\u7d20\u7684\u6578\u91cf\u3002<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u7372\u53d6\u6578\u64da\u7d50\u69cb\u7684\u5927\u5c0f\uff0c\u5f9e\u800c\u9032\u884c\u76f8\u61c9\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%a1%88%e4%be%8b%e5%88%86%e6%9e%90-csFthHmbVV\">\u5be6\u969b\u6848\u4f8b\u5206\u6790<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b Redis \u6578\u64da\u5eab\uff0c\u5176\u4e2d\u5b58\u5132\u4e86\u7528\u6236\u4fe1\u606f\u3002\u9019\u4e9b\u4fe1\u606f\u4ee5\u54c8\u5e0c\u8868\u7684\u5f62\u5f0f\u5b58\u5132\uff0c\u6bcf\u500b\u7528\u6236\u7684 ID \u4f5c\u70ba\u9375\uff0c\u5c0d\u61c9\u7684\u7528\u6236\u4fe1\u606f\u4f5c\u70ba\u503c\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u67e5\u8a62\u9019\u4e9b\u54c8\u5e0c\u8868\u7684\u5927\u5c0f\uff1a<\/p>\n<pre><code>HSET user:1 name \"Alice\" age 30\nHSET user:2 name \"Bob\" age 25\nHSET user:3 name \"Charlie\" age 35\n\n# \u67e5\u8a62\u7528\u6236 1 \u7684\u54c8\u5e0c\u8868\u5927\u5c0f\nHLEN user:1\n<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u547d\u4ee4\u5f8c\uff0cRedis \u5c07\u8fd4\u56de 2\uff0c\u8868\u793a\u7528\u6236 1 \u7684\u54c8\u5e0c\u8868\u4e2d\u6709\u5169\u500b\u5b57\u6bb5\uff08name \u548c age\uff09\u3002\u9019\u6a23\u7684\u67e5\u8a62\u4e0d\u50c5\u80fd\u5e6b\u52a9\u6211\u5011\u4e86\u89e3\u6bcf\u500b\u7528\u6236\u7684\u6578\u64da\u91cf\uff0c\u9084\u80fd\u5728\u9700\u8981\u6642\u9032\u884c\u6578\u64da\u6e05\u7406\u6216\u512a\u5316\u3002<\/p>\n<h2 id=\"%e5%a6%99%e8%b6%a3%e6%a9%ab%e7%94%9f%e7%9a%84%e7%b5%90%e6%9e%9c-csFthHmbVV\">\u5999\u8da3\u6a6b\u751f\u7684\u7d50\u679c<\/h2>\n<p>\u5728\u5be6\u969b\u4f7f\u7528\u4e2d\uff0cRedis \u7684\u6578\u64da\u7d50\u69cb\u5927\u5c0f\u67e5\u8a62\u5e38\u5e38\u6703\u5e36\u4f86\u4e00\u4e9b\u610f\u60f3\u4e0d\u5230\u7684\u7d50\u679c\u3002\u4f8b\u5982\uff0c\u7576\u6211\u5011\u67e5\u8a62\u4e00\u500b\u7a7a\u7684\u54c8\u5e0c\u8868\u6642\uff0c<code>HLEN<\/code> \u547d\u4ee4\u5c07\u8fd4\u56de 0\uff0c\u9019\u8868\u660e\u8a72\u7528\u6236\u5c1a\u672a\u586b\u5beb\u4efb\u4f55\u4fe1\u606f\u3002\u9019\u6a23\u7684\u7d50\u679c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u53ca\u6642\u767c\u73fe\u6578\u64da\u4e0d\u5b8c\u6574\u7684\u554f\u984c\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u7576\u6211\u5011\u4f7f\u7528 <code>LLEN<\/code> \u67e5\u8a62\u4e00\u500b\u5217\u8868\u7684\u5927\u5c0f\u6642\uff0c\u5982\u679c\u5217\u8868\u4e2d\u6709\u5927\u91cf\u5143\u7d20\uff0c\u9019\u53ef\u80fd\u6703\u5f71\u97ff\u6027\u80fd\u3002\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u5176\u4ed6\u6578\u64da\u7d50\u69cb\u4f86\u512a\u5316\u6027\u80fd\uff0c\u4f8b\u5982\u5c07\u5217\u8868\u8f49\u63db\u70ba\u96c6\u5408\u6216\u6709\u5e8f\u96c6\u5408\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-csFthHmbVV\">\u7d50\u8ad6<\/h2>\n<p>\u4e86\u89e3\u5982\u4f55\u67e5\u8a62 Redis \u4e2d\u6578\u64da\u7d50\u69cb\u7684\u5927\u5c0f\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u8cc7\u6e90\u7684\u6709\u6548\u7ba1\u7406\uff0c\u9084\u80fd\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\u3002\u901a\u904e\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u5404\u7a2e\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u6240\u9700\u7684\u4fe1\u606f\uff0c\u4e26\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u512a\u5316\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\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u60a8\u7684\u6578\u64da\u5eab\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u67e5\u8a62\u8868\u5927\u5c0f\u7684\u6709\u8da3\u7d50\u679c\uff0c\u63ed\u793a\u6578\u64da\u5b58\u5132\u7684\u5967\u79d8\uff0c\u8b93\u4f60\u5c0d\u6027\u80fd\u512a\u5316\u6709\u5168\u65b0\u8a8d\u8b58\uff01<\/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-98106","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98106","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=98106"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98106\/revisions"}],"predecessor-version":[{"id":98107,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98106\/revisions\/98107"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}