{"id":120946,"date":"2024-10-25T10:47:19","date_gmt":"2024-10-25T02:47:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/120946\/"},"modified":"2024-10-25T10:47:20","modified_gmt":"2024-10-25T02:47:20","slug":"redis-%e7%8d%b2%e5%8f%96%e5%a4%b1%e6%95%97%e5%80%bc%e5%9d%87%e7%82%ba-0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/120946\/","title":{"rendered":"Redis \u7372\u53d6\u5931\u6557\u503c\u5747\u70ba 0"},"content":{"rendered":"<h1 id=\"redis-%e7%8d%b2%e5%8f%96%e5%a4%b1%e6%95%97%e5%80%bc%e5%9d%87%e7%82%ba-0-%e7%9a%84%e5%8e%9f%e5%9b%a0%e5%8f%8a%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-bfYmcaajJU\">Redis \u7372\u53d6\u5931\u6557\u503c\u5747\u70ba 0 \u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6578\u64da\u5eab\u548c\u6d88\u606f\u4ee3\u7406\u7b49\u5834\u666f\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528 Redis \u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u300c\u7372\u53d6\u5931\u6557\u503c\u5747\u70ba 0\u300d\u7684\u554f\u984c\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u4e00\u554f\u984c\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e5%95%8f%e9%a1%8c%e6%8f%8f%e8%bf%b0-bfYmcaajJU\">\u554f\u984c\u63cf\u8ff0<\/h2>\n<p>\u7576\u6211\u5011\u4f7f\u7528 Redis \u7684 <code>GET<\/code> \u547d\u4ee4\u4f86\u7372\u53d6\u67d0\u500b\u9375\u7684\u503c\u6642\uff0c\u82e5\u8a72\u9375\u4e0d\u5b58\u5728\uff0cRedis \u6703\u8fd4\u56de <code>(nil)<\/code>\u3002\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u767c\u73fe\u7372\u53d6\u7684\u503c\u70ba 0\uff0c\u9019\u901a\u5e38\u610f\u5473\u8457\u8a72\u9375\u7684\u503c\u88ab\u8a2d\u7f6e\u70ba 0\uff0c\u6216\u8005\u8a72\u9375\u6839\u672c\u4e0d\u5b58\u5728\u3002<\/p>\n<h2 id=\"%e5%8f%af%e8%83%bd%e7%9a%84%e5%8e%9f%e5%9b%a0-bfYmcaajJU\">\u53ef\u80fd\u7684\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u9375\u4e0d\u5b58\u5728\uff1a<\/strong>\u5982\u679c\u4f60\u5617\u8a66\u7372\u53d6\u4e00\u500b\u5f9e\u672a\u8a2d\u7f6e\u904e\u7684\u9375\uff0cRedis \u6703\u8fd4\u56de <code>(nil)<\/code>\uff0c\u800c\u4e0d\u662f 0\u3002<\/li>\n<li><strong>\u9375\u7684\u503c\u88ab\u8a2d\u7f6e\u70ba 0\uff1a<\/strong>\u5982\u679c\u8a72\u9375\u7684\u503c\u88ab\u660e\u78ba\u8a2d\u7f6e\u70ba 0\uff0c\u5247\u7372\u53d6\u8a72\u9375\u6642\u6703\u8fd4\u56de 0\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u4f60\u4f7f\u7528 <code>GET<\/code> \u547d\u4ee4\u4f86\u7372\u53d6\u4e00\u500b\u975e\u5b57\u7b26\u4e32\u985e\u578b\u7684\u9375\uff0cRedis \u6703\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>\u904e\u671f\u9375\uff1a<\/strong>\u5982\u679c\u9375\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\uff0c\u4e26\u4e14\u5728\u904e\u671f\u4e4b\u524d\u672a\u88ab\u8a2a\u554f\uff0c\u5247\u5728\u904e\u671f\u5f8c\u7372\u53d6\u8a72\u9375\u6642\u6703\u8fd4\u56de <code>(nil)<\/code>\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5%e5%95%8f%e9%a1%8c-bfYmcaajJU\">\u5982\u4f55\u6392\u67e5\u554f\u984c<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u6392\u67e5\u300c\u7372\u53d6\u5931\u6557\u503c\u5747\u70ba 0\u300d\u7684\u554f\u984c\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e9%8d%b5%e6%98%af%e5%90%a6%e5%ad%98%e5%9c%a8-bfYmcaajJU\">1. \u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728<\/h3>\n<pre><code>EXISTS your_key<\/code><\/pre>\n<p>\u4f7f\u7528 <code>EXISTS<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\u3002\u5982\u679c\u8fd4\u56de 0\uff0c\u5247\u8868\u793a\u8a72\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e9%8d%b5%e7%9a%84%e5%80%bc-bfYmcaajJU\">2. \u6aa2\u67e5\u9375\u7684\u503c<\/h3>\n<pre><code>GET your_key<\/code><\/pre>\n<p>\u4f7f\u7528 <code>GET<\/code> \u547d\u4ee4\u4f86\u7372\u53d6\u9375\u7684\u503c\u3002\u5982\u679c\u8fd4\u56de 0\uff0c\u5247\u8a72\u9375\u7684\u503c\u88ab\u8a2d\u7f6e\u70ba 0\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-bfYmcaajJU\">3. \u6aa2\u67e5\u6578\u64da\u985e\u578b<\/h3>\n<pre><code>TYPE your_key<\/code><\/pre>\n<p>\u4f7f\u7528 <code>TYPE<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9375\u7684\u6578\u64da\u985e\u578b\u3002\u5982\u679c\u8a72\u9375\u4e0d\u662f\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u5247\u9700\u8981\u4f7f\u7528\u76f8\u61c9\u7684\u547d\u4ee4\u4f86\u7372\u53d6\u5176\u503c\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-bfYmcaajJU\">4. \u6aa2\u67e5\u904e\u671f\u6642\u9593<\/h3>\n<pre><code>TTL your_key<\/code><\/pre>\n<p>\u4f7f\u7528 <code>TTL<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\u3002\u5982\u679c\u8fd4\u56de -2\uff0c\u5247\u8868\u793a\u8a72\u9375\u5df2\u7d93\u904e\u671f\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-bfYmcaajJU\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u6839\u64da\u6392\u67e5\u7d50\u679c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u9700\u8981\u91cd\u65b0\u8a2d\u7f6e\u8a72\u9375\u7684\u503c\u3002<\/li>\n<li>\u5982\u679c\u9375\u7684\u503c\u88ab\u8a2d\u7f6e\u70ba 0\uff0c\u5247\u6839\u64da\u696d\u52d9\u9700\u6c42\u6c7a\u5b9a\u662f\u5426\u9700\u8981\u66f4\u65b0\u8a72\u503c\u3002<\/li>\n<li>\u5982\u679c\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff0c\u5247\u9700\u8981\u4f7f\u7528\u6b63\u78ba\u7684\u547d\u4ee4\u4f86\u64cd\u4f5c\u8a72\u9375\u3002<\/li>\n<li>\u5982\u679c\u9375\u5df2\u904e\u671f\uff0c\u5247\u9700\u8981\u91cd\u65b0\u8a2d\u7f6e\u8a72\u9375\u4e26\u8003\u616e\u8a2d\u7f6e\u5408\u9069\u7684\u904e\u671f\u6642\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bfYmcaajJU\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u6642\uff0c\u9047\u5230\u300c\u7372\u53d6\u5931\u6557\u503c\u5747\u70ba 0\u300d\u7684\u554f\u984c\u4e26\u4e0d\u7f55\u898b\u3002\u901a\u904e\u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027\u3001\u503c\u3001\u6578\u64da\u985e\u578b\u53ca\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6392\u67e5\u4e26\u89e3\u6c7a\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u53ef\u4ee5\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u7372\u53d6\u5931\u6557\u503c\u5747\u70ba 0\uff0c\u63a2\u8a0e\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\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-120946","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/120946","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=120946"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/120946\/revisions"}],"predecessor-version":[{"id":120947,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/120946\/revisions\/120947"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=120946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=120946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=120946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}