{"id":98094,"date":"2024-10-20T23:43:15","date_gmt":"2024-10-20T15:43:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98094\/"},"modified":"2024-10-20T23:43:15","modified_gmt":"2024-10-20T15:43:15","slug":"redis-%e6%9f%a5%e7%9c%8b%e5%ad%97%e7%ac%a6%e4%b8%b2%e9%95%b7%e5%ba%a6%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98094\/","title":{"rendered":"Redis \u67e5\u770b\u5b57\u7b26\u4e32\u9577\u5ea6\u7684\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"redis-%e6%9f%a5%e7%9c%8b%e5%ad%97%e7%ac%a6%e4%b8%b2%e9%95%b7%e5%ba%a6%e7%9a%84%e6%96%b9%e6%b3%95-OnwUnlNNNs\">Redis \u67e5\u770b\u5b57\u7b26\u4e32\u9577\u5ea6\u7684\u65b9\u6cd5<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u3002\u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u7684 NoSQL \u6578\u64da\u5eab\uff0cRedis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u5b57\u7b26\u4e32\u662f\u6700\u57fa\u672c\u7684\u6578\u64da\u985e\u578b\u4e4b\u4e00\u3002\u5728\u4f7f\u7528 Redis \u6642\uff0c\u4e86\u89e3\u5982\u4f55\u67e5\u770b\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u56e0\u70ba\u9019\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u6578\u64da\u3002<\/p>\n<h2 id=\"redis-%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-OnwUnlNNNs\">Redis \u5b57\u7b26\u4e32\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u5b57\u7b26\u4e32\u662f\u4e8c\u9032\u5236\u5b89\u5168\u7684\uff0c\u9019\u610f\u5473\u8457\u5b83\u53ef\u4ee5\u5305\u542b\u4efb\u4f55\u985e\u578b\u7684\u6578\u64da\uff0c\u5305\u62ec\u6587\u672c\u3001\u5716\u50cf\u548c\u5176\u4ed6\u4e8c\u9032\u5236\u6578\u64da\u3002\u5b57\u7b26\u4e32\u7684\u6700\u5927\u9577\u5ea6\u70ba 512MB\u3002\u9019\u4f7f\u5f97 Redis \u7684\u5b57\u7b26\u4e32\u975e\u5e38\u9748\u6d3b\uff0c\u9069\u5408\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e7%9c%8b%e5%ad%97%e7%ac%a6%e4%b8%b2%e9%95%b7%e5%ba%a6%e7%9a%84%e5%91%bd%e4%bb%a4-OnwUnlNNNs\">\u67e5\u770b\u5b57\u7b26\u4e32\u9577\u5ea6\u7684\u547d\u4ee4<\/h2>\n<p>\u8981\u67e5\u770b Redis \u4e2d\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>STRLEN<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56de\u6307\u5b9a\u9375\u7684\u5b57\u7b26\u4e32\u9577\u5ea6\u3002\u5982\u679c\u8a72\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56de 0\u3002<\/p>\n<h3 id=\"strlen-%e5%91%bd%e4%bb%a4%e7%9a%84%e8%aa%9e%e6%b3%95-OnwUnlNNNs\">STRLEN \u547d\u4ee4\u7684\u8a9e\u6cd5<\/h3>\n<pre><code>STRLEN key<\/code><\/pre>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-OnwUnlNNNs\">\u4f7f\u7528\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>STRLEN<\/code> \u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET mykey \"Hello, Redis!\"\nSTRLEN mykey<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u9996\u5148\u4f7f\u7528 <code>SET<\/code> \u547d\u4ee4\u5c07\u5b57\u7b26\u4e32 &#8220;Hello, Redis!&#8221; \u5b58\u5132\u5230\u9375 <code>mykey<\/code> \u4e2d\u3002\u63a5\u8457\uff0c\u4f7f\u7528 <code>STRLEN<\/code> \u547d\u4ee4\u4f86\u67e5\u770b <code>mykey<\/code> \u7684\u5b57\u7b26\u4e32\u9577\u5ea6\u3002\u57f7\u884c\u5f8c\uff0cRedis \u5c07\u8fd4\u56de 13\uff0c\u56e0\u70ba &#8220;Hello, Redis!&#8221; \u5305\u542b 13 \u500b\u5b57\u7b26\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-OnwUnlNNNs\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5982\u679c\u6307\u5b9a\u7684\u9375\u4e0d\u5b58\u5728\uff0c<code>STRLEN<\/code> \u547d\u4ee4\u5c07\u8fd4\u56de 0\u3002<\/li>\n<li>\u5c0d\u65bc\u975e\u5b57\u7b26\u4e32\u985e\u578b\u7684\u9375\uff0c<code>STRLEN<\/code> \u547d\u4ee4\u4e5f\u6703\u8fd4\u56de 0\u3002<\/li>\n<li>\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u8acb\u6ce8\u610f\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\u53ef\u80fd\u6703\u96a8\u8457\u6578\u64da\u7684\u8b8a\u5316\u800c\u8b8a\u5316\uff0c\u56e0\u6b64\u5728\u67e5\u8a62\u6642\u8981\u8003\u616e\u5230\u9019\u4e00\u9ede\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-OnwUnlNNNs\">\u7d50\u8ad6<\/h2>\n<p>\u4e86\u89e3\u5982\u4f55\u67e5\u770b Redis \u4e2d\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\u662f\u4f7f\u7528\u9019\u500b\u9ad8\u6548\u80fd\u6578\u64da\u5eab\u7684\u57fa\u672c\u6280\u80fd\u4e4b\u4e00\u3002\u901a\u904e\u4f7f\u7528 <code>STRLEN<\/code> \u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u5b57\u7b26\u4e32\u7684\u9577\u5ea6\uff0c\u5f9e\u800c\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u6578\u64da\u3002\u7121\u8ad6\u662f\u5728\u958b\u767c\u904e\u7a0b\u4e2d\u9084\u662f\u5728\u904b\u884c\u6642\uff0c\u9019\u500b\u547d\u4ee4\u90fd\u80fd\u63d0\u4f9b\u6709\u50f9\u503c\u7684\u4fe1\u606f\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u505a\u51fa\u66f4\u660e\u667a\u7684\u6c7a\u7b56\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u6216\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8a73\u7d30\u8cc7\u6599\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728Redis\u4e2d\u67e5\u770b\u5b57\u7b26\u4e32\u9577\u5ea6\uff0c\u4f7f\u7528\u7c21\u55ae\u7684\u547d\u4ee4\u7372\u53d6\u6578\u64da\u7684\u6e96\u78ba\u9577\u5ea6\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-98094","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98094","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=98094"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98094\/revisions"}],"predecessor-version":[{"id":98095,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98094\/revisions\/98095"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98094"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98094"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}