{"id":152203,"date":"2024-11-01T20:58:29","date_gmt":"2024-11-01T12:58:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152203\/"},"modified":"2024-11-01T20:58:30","modified_gmt":"2024-11-01T12:58:30","slug":"%e4%b8%8d%e5%ad%98%e5%9c%a8redis%e8%99%95%e7%90%86%e4%b8%8d%e5%ad%98%e5%9c%a8%e7%9a%84%e9%8d%b5%e5%80%bc%e9%81%8b%e8%a1%8c%e6%99%82%e5%ae%89%e5%85%a8%e6%80%a7%e7%9a%84%e8%80%83%e9%87%8f%ef%bc%88redis","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152203\/","title":{"rendered":"\u4e0d\u5b58\u5728Redis\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u904b\u884c\u6642\u5b89\u5168\u6027\u7684\u8003\u91cf\uff08redis\u8fd4\u56de\u9375\u503c\uff09"},"content":{"rendered":"<h1 id=\"%e4%b8%8d%e5%ad%98%e5%9c%a8redis%e8%99%95%e7%90%86%e4%b8%8d%e5%ad%98%e5%9c%a8%e7%9a%84%e9%8d%b5%e5%80%bc%e9%81%8b%e8%a1%8c%e6%99%82%e5%ae%89%e5%85%a8%e6%80%a7%e7%9a%84%e8%80%83%e9%87%8f-rvedfbYqWk\">\u4e0d\u5b58\u5728Redis\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u904b\u884c\u6642\u5b89\u5168\u6027\u7684\u8003\u91cf<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u5b83\u7684\u6027\u80fd\u512a\u52e2\u4f7f\u5f97\u958b\u767c\u8005\u5728\u8a2d\u8a08\u7cfb\u7d71\u6642\u7d93\u5e38\u9078\u64c7\u4f7f\u7528Redis\u4f86\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002\u7136\u800c\uff0c\u7576\u6d89\u53ca\u5230\u4e0d\u5b58\u5728\u7684\u9375\u503c\u6642\uff0cRedis\u7684\u884c\u70ba\u53ca\u5176\u5b89\u5168\u6027\u8003\u91cf\u537b\u5e38\u5e38\u88ab\u5ffd\u8996\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u5728\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u6642\u7684\u904b\u884c\u6642\u5b89\u5168\u6027\u554f\u984c\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-rvedfbYqWk\">Redis\u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u57fa\u65bc\u5167\u5b58\u7684\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\u7b49\u3002\u958b\u767c\u8005\u53ef\u4ee5\u901a\u904e\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u64cd\u4f5c\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u8a2d\u7f6e\u548c\u7372\u53d6\u9375\u503c\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nGET mykey<\/code><\/pre>\n<p>\u5982\u679c\u5617\u8a66\u7372\u53d6\u4e00\u500b\u4e0d\u5b58\u5728\u7684\u9375\uff0cRedis\u5c07\u8fd4\u56de\u4e00\u500b\u7279\u6b8a\u7684\u503c\uff0c\u901a\u5e38\u662fnil\u6216\u7a7a\u5b57\u7b26\u4e32\uff0c\u9019\u53d6\u6c7a\u65bc\u4f7f\u7528\u7684\u5ba2\u6236\u7aef\u5eab\u3002<\/p>\n<h2 id=\"%e4%b8%8d%e5%ad%98%e5%9c%a8%e7%9a%84%e9%8d%b5%e5%80%bc%e7%9a%84%e5%ae%89%e5%85%a8%e6%80%a7%e8%80%83%e9%87%8f-rvedfbYqWk\">\u4e0d\u5b58\u5728\u7684\u9375\u503c\u7684\u5b89\u5168\u6027\u8003\u91cf<\/h2>\n<p>\u5728\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u5e7e\u500b\u5b89\u5168\u6027\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u7576\u61c9\u7528\u7a0b\u5e8f\u4f9d\u8cf4\u65bcRedis\u4e2d\u7684\u6578\u64da\u6642\uff0c\u82e5\u9375\u4e0d\u5b58\u5728\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u908f\u8f2f\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u82e5\u4e00\u500b\u7528\u6236\u7684\u6703\u8a71\u4fe1\u606f\u5b58\u5132\u5728Redis\u4e2d\uff0c\u82e5\u8a72\u4fe1\u606f\u88ab\u610f\u5916\u522a\u9664\u6216\u5f9e\u672a\u8a2d\u7f6e\uff0c\u5247\u7528\u6236\u53ef\u80fd\u7121\u6cd5\u6b63\u5e38\u767b\u9304\u6216\u4f7f\u7528\u61c9\u7528\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u958b\u767c\u8005\u61c9\u8a72\u5728\u4ee3\u78bc\u4e2d\u59a5\u5584\u8655\u7406Redis\u8fd4\u56de\u7684nil\u503c\u3002\u672a\u80fd\u6b63\u78ba\u8655\u7406\u9019\u4e9b\u60c5\u6cc1\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u5d29\u6f70\u6216\u51fa\u73fe\u672a\u5b9a\u7fa9\u884c\u70ba\u3002<\/li>\n<li><strong>\u5b89\u5168\u6f0f\u6d1e\uff1a<\/strong>\u5982\u679c\u61c9\u7528\u7a0b\u5e8f\u672a\u80fd\u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5b89\u5168\u6f0f\u6d1e\u3002\u4f8b\u5982\uff0c\u653b\u64ca\u8005\u53ef\u4ee5\u5229\u7528\u9019\u4e00\u9ede\u4f86\u767c\u9001\u60e1\u610f\u8acb\u6c42\uff0c\u8a66\u5716\u7372\u53d6\u654f\u611f\u4fe1\u606f\u6216\u57f7\u884c\u672a\u7d93\u6388\u6b0a\u7684\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-rvedfbYqWk\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8Redis\u5728\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u6642\u7684\u5b89\u5168\u6027\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027\uff1a<\/strong>\u5728\u57f7\u884cGET\u64cd\u4f5c\u4e4b\u524d\uff0c\u4f7f\u7528EXISTS\u547d\u4ee4\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u56e0\u70ba\u9375\u4e0d\u5b58\u5728\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u3002<\/li>\n<li><strong>\u4f7f\u7528\u9ed8\u8a8d\u503c\uff1a<\/strong>\u5728\u7372\u53d6\u9375\u503c\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9ed8\u8a8d\u503c\u4f86\u66ff\u4ee3nil\u3002\u4f8b\u5982\uff1a<\/li>\n<pre><code>local value = redis.call(\"GET\", \"mykey\") or \"default_value\"<\/code><\/pre>\n<li><strong>\u65e5\u8a8c\u8a18\u9304\uff1a<\/strong>\u5c0d\u65bc\u95dc\u9375\u64cd\u4f5c\uff0c\u61c9\u8a72\u8a18\u9304\u65e5\u8a8c\uff0c\u4ee5\u4fbf\u5728\u51fa\u73fe\u554f\u984c\u6642\u80fd\u5920\u8ffd\u8e64\u548c\u6392\u67e5\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-rvedfbYqWk\">\u7d50\u8ad6<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u5728\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u6642\uff0c\u958b\u767c\u8005\u5fc5\u9808\u8003\u616e\u5230\u904b\u884c\u6642\u7684\u5b89\u5168\u6027\u554f\u984c\u3002\u901a\u904e\u9069\u7576\u7684\u6aa2\u67e5\u548c\u932f\u8aa4\u8655\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u6f5b\u5728\u7684\u5b89\u5168\u98a8\u96aa\uff0c\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002\u96a8\u8457\u5c0d\u6578\u64da\u5b89\u5168\u6027\u8981\u6c42\u7684\u63d0\u9ad8\uff0c\u958b\u767c\u8005\u5728\u4f7f\u7528Redis\u6642\u61c9\u66f4\u52a0\u8b39\u614e\uff0c\u4e26\u9075\u5faa\u6700\u4f73\u5be6\u8e10\u4f86\u4fdd\u8b77\u61c9\u7528\u7a0b\u5e8f\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u76f8\u95dc\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u8a0eRedis\u5728\u8655\u7406\u4e0d\u5b58\u5728\u7684\u9375\u503c\u6642\u7684\u904b\u884c\u6642\u5b89\u5168\u6027\u8003\u91cf\uff0c\u5206\u6790\u5176\u8fd4\u56de\u9375\u503c\u7684\u884c\u70ba\u53ca\u6f5b\u5728\u98a8\u96aa\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-152203","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152203","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=152203"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152203\/revisions"}],"predecessor-version":[{"id":152204,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152203\/revisions\/152204"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=152203"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=152203"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=152203"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}