{"id":98190,"date":"2024-10-21T00:32:17","date_gmt":"2024-10-20T16:32:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98190\/"},"modified":"2024-10-21T00:32:18","modified_gmt":"2024-10-20T16:32:18","slug":"redis-%e6%9f%a5%e8%a9%a2%e9%80%99%e5%b9%be%e5%80%8b-key-%e7%9a%84%e7%b2%be%e5%bd%a9%e4%b9%8b%e8%99%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98190\/","title":{"rendered":"Redis \u67e5\u8a62\u9019\u5e7e\u500b Key \u7684\u7cbe\u5f69\u4e4b\u8655"},"content":{"rendered":"<h1 id=\"redis-%e6%9f%a5%e8%a9%a2%e9%80%99%e5%b9%be%e5%80%8b-key-%e7%9a%84%e7%b2%be%e5%bd%a9%e4%b9%8b%e8%99%95-MXnUOjlzlp\">Redis \u67e5\u8a62\u9019\u5e7e\u500b Key \u7684\u7cbe\u5f69\u4e4b\u8655<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u662f\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u67e5\u8a62\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u4e2d\u5e7e\u500b\u91cd\u8981\u7684 Key \u67e5\u8a62\u529f\u80fd\uff0c\u4e26\u5206\u6790\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u512a\u52e2\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-MXnUOjlzlp\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5b83\u7684\u9ad8\u6548\u6027\u80fd\u4f7f\u5176\u6210\u70ba\u7de9\u5b58\u3001\u6d88\u606f\u4ee3\u7406\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u591a\u7a2e\u61c9\u7528\u5834\u666f\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"key-%e7%9a%84%e6%9f%a5%e8%a9%a2%e6%96%b9%e5%bc%8f-MXnUOjlzlp\">Key \u7684\u67e5\u8a62\u65b9\u5f0f<\/h2>\n<p>\u5728 Redis \u4e2d\uff0cKey \u662f\u6578\u64da\u7684\u552f\u4e00\u6a19\u8b58\uff0c\u67e5\u8a62 Key \u7684\u65b9\u5f0f\u591a\u7a2e\u591a\u6a23\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u67e5\u8a62\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>GET<\/strong>\uff1a\u7528\u65bc\u7372\u53d6\u6307\u5b9a Key \u7684\u503c\u3002<\/li>\n<li><strong>EXISTS<\/strong>\uff1a\u6aa2\u67e5\u6307\u5b9a Key \u662f\u5426\u5b58\u5728\u3002<\/li>\n<li><strong>KEYS<\/strong>\uff1a\u67e5\u8a62\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u6240\u6709 Key\u3002<\/li>\n<li><strong>SCAN<\/strong>\uff1a\u4ee5\u589e\u91cf\u65b9\u5f0f\u904d\u6b77 Key\uff0c\u9069\u5408\u5927\u6578\u64da\u96c6\u3002<\/li>\n<\/ul>\n<h3 id=\"get-%e5%91%bd%e4%bb%a4-MXnUOjlzlp\">GET \u547d\u4ee4<\/h3>\n<p>GET \u547d\u4ee4\u662f\u6700\u57fa\u672c\u7684\u67e5\u8a62\u65b9\u5f0f\uff0c\u7528\u65bc\u7372\u53d6\u6307\u5b9a Key \u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 GET \u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>GET mykey<\/code><\/pre>\n<p>\u5982\u679c Key \u5b58\u5728\uff0c\u5247\u8fd4\u56de\u5176\u5c0d\u61c9\u7684\u503c\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de nil\u3002<\/p>\n<h3 id=\"exists-%e5%91%bd%e4%bb%a4-MXnUOjlzlp\">EXISTS \u547d\u4ee4<\/h3>\n<p>EXISTS \u547d\u4ee4\u7528\u65bc\u6aa2\u67e5\u67d0\u500b Key \u662f\u5426\u5b58\u5728\u3002\u9019\u5728\u9700\u8981\u78ba\u8a8d\u6578\u64da\u662f\u5426\u53ef\u7528\u6642\u975e\u5e38\u6709\u7528\uff1a<\/p>\n<pre><code>EXISTS mykey<\/code><\/pre>\n<p>\u8fd4\u56de\u503c\u70ba 1 \u8868\u793a Key \u5b58\u5728\uff0c0 \u5247\u8868\u793a\u4e0d\u5b58\u5728\u3002<\/p>\n<h3 id=\"keys-%e5%91%bd%e4%bb%a4-MXnUOjlzlp\">KEYS \u547d\u4ee4<\/h3>\n<p>KEYS \u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u67e5\u8a62\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u6240\u6709 Key\u3002\u9019\u5728\u9700\u8981\u6279\u91cf\u67e5\u8a62\u6642\u975e\u5e38\u65b9\u4fbf\uff1a<\/p>\n<pre><code>KEYS user:*<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u4ee5 &#8220;user:&#8221; \u958b\u982d\u7684 Key\u3002<\/p>\n<h3 id=\"scan-%e5%91%bd%e4%bb%a4-MXnUOjlzlp\">SCAN \u547d\u4ee4<\/h3>\n<p>SCAN \u547d\u4ee4\u662f\u4e00\u7a2e\u66f4\u9ad8\u6548\u7684\u904d\u6b77\u65b9\u5f0f\uff0c\u9069\u5408\u5927\u6578\u64da\u96c6\u3002\u5b83\u4e0d\u6703\u4e00\u6b21\u6027\u8fd4\u56de\u6240\u6709 Key\uff0c\u800c\u662f\u5206\u6279\u8fd4\u56de\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u6027\u80fd\u7684\u5f71\u97ff\uff1a<\/p>\n<pre><code>SCAN 0<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u4e00\u500b\u6e38\u6a19\u548c\u4e00\u7d44 Key\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u6839\u64da\u6e38\u6a19\u7e7c\u7e8c\u67e5\u8a62\u3002<\/p>\n<h2 id=\"redis-%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%84%aa%e5%8b%a2-MXnUOjlzlp\">Redis \u67e5\u8a62\u7684\u512a\u52e2<\/h2>\n<p>Redis \u7684\u67e5\u8a62\u529f\u80fd\u4e0d\u50c5\u9748\u6d3b\u591a\u6a23\uff0c\u9084\u5177\u5099\u4ee5\u4e0b\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd<\/strong>\uff1aRedis \u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u67e5\u8a62\u901f\u5ea6\u6975\u5feb\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027<\/strong>\uff1a\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u80fd\u5920\u6eff\u8db3\u4e0d\u540c\u5834\u666f\u7684\u9700\u6c42\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027<\/strong>\uff1a\u652f\u6301\u5206\u7247\u548c\u96c6\u7fa4\u6a21\u5f0f\uff0c\u80fd\u5920\u8f15\u9b06\u61c9\u5c0d\u5927\u898f\u6a21\u6578\u64da\u7684\u5b58\u5132\u548c\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-MXnUOjlzlp\">\u7d50\u8ad6<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u9ad8\u6548\u7684 Key \u67e5\u8a62\u65b9\u5f0f\uff0c\u7121\u8ad6\u662f\u7c21\u55ae\u7684 GET \u547d\u4ee4\u9084\u662f\u66f4\u8907\u96dc\u7684 SCAN \u547d\u4ee4\uff0c\u90fd\u80fd\u5920\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9078\u64c7\u5408\u9069\u7684\u67e5\u8a62\u65b9\u5f0f\u5c07\u5c0d\u7cfb\u7d71\u6027\u80fd\u7522\u751f\u91cd\u8981\u5f71\u97ff\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\u7684\u4f01\u696d\u4f86\u8aaa\uff0cRedis \u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u67e5\u8a62\u7279\u5b9a Key \u7684\u6280\u5de7\u8207\u512a\u52e2\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u512a\u5316\u61c9\u7528\u6027\u80fd\uff0c\u8b93\u958b\u767c\u66f4\u8f15\u9b06\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-98190","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98190","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=98190"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98190\/revisions"}],"predecessor-version":[{"id":98191,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98190\/revisions\/98191"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}