{"id":98308,"date":"2024-10-21T01:31:17","date_gmt":"2024-10-20T17:31:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98308\/"},"modified":"2024-10-21T01:31:18","modified_gmt":"2024-10-20T17:31:18","slug":"redis-%e7%9e%85%e4%b8%80%e7%9c%bc-set-%e5%91%bd%e4%bb%a4%e7%9a%84%e4%bd%bf%e7%94%a8%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98308\/","title":{"rendered":"Redis \u7785\u4e00\u773c SET \u547d\u4ee4\u7684\u4f7f\u7528\u6280\u5de7"},"content":{"rendered":"<h1 id=\"redis-%e7%9e%85%e4%b8%80%e7%9c%bc-set-%e5%91%bd%e4%bb%a4%e7%9a%84%e4%bd%bf%e7%94%a8%e6%8a%80%e5%b7%a7-SmGGJCbaWa\">Redis \u7785\u4e00\u773c SET \u547d\u4ee4\u7684\u4f7f\u7528\u6280\u5de7<\/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\u6301\u4e45\u5316\u7b49\u3002\u4f5c\u70ba Redis \u4e2d\u6700\u57fa\u672c\u7684\u547d\u4ee4\u4e4b\u4e00\uff0cSET \u547d\u4ee4\u7528\u65bc\u8a2d\u7f6e\u9375\u7684\u503c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e SET \u547d\u4ee4\u7684\u4f7f\u7528\u6280\u5de7\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u5229\u7528 Redis\u3002<\/p>\n<h2 id=\"set-%e5%91%bd%e4%bb%a4%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%94%a8%e6%b3%95-SmGGJCbaWa\">SET \u547d\u4ee4\u7684\u57fa\u672c\u7528\u6cd5<\/h2>\n<p>SET \u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SET key value<\/code><\/pre>\n<p>\u9019\u88e1\uff0c<code>key<\/code> \u662f\u8981\u8a2d\u7f6e\u7684\u9375\u540d\uff0c<code>value<\/code> \u662f\u5c0d\u61c9\u7684\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET mykey \"Hello, Redis!\"<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u547d\u4ee4\u5f8c\uff0c<code>mykey<\/code> \u5c07\u88ab\u8a2d\u7f6e\u70ba <code>\"Hello, Redis!\"<\/code>\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-set-%e5%91%bd%e4%bb%a4%e7%9a%84%e6%8a%80%e5%b7%a7-SmGGJCbaWa\">\u4f7f\u7528 SET \u547d\u4ee4\u7684\u6280\u5de7<\/h2>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-SmGGJCbaWa\">1. \u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h3>\n<p>Redis \u5141\u8a31\u5728\u8a2d\u7f6e\u9375\u7684\u540c\u6642\u6307\u5b9a\u904e\u671f\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u7de9\u5b58\u6578\u64da\u7279\u5225\u6709\u7528\u3002\u53ef\u4ee5\u4f7f\u7528 <code>SETEX<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e\u9375\u7684\u503c\u53ca\u5176\u904e\u671f\u6642\u9593\uff0c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SETEX key seconds value<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u5c07 <code>mykey<\/code> \u8a2d\u7f6e\u70ba <code>\"Hello, Redis!\"<\/code>\uff0c\u4e26\u5728 10 \u79d2\u5f8c\u904e\u671f\uff1a<\/p>\n<pre><code>SETEX mykey 10 \"Hello, Redis!\"<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-nx-%e5%92%8c-xx-%e6%a8%99%e8%aa%8c-SmGGJCbaWa\">2. \u4f7f\u7528 NX \u548c XX \u6a19\u8a8c<\/h3>\n<p>SET \u547d\u4ee4\u9084\u652f\u6301 <code>NX<\/code> \u548c <code>XX<\/code> \u6a19\u8a8c\uff0c\u9019\u4f7f\u5f97\u8a2d\u7f6e\u9375\u7684\u884c\u70ba\u66f4\u52a0\u9748\u6d3b\uff1a<\/p>\n<ul>\n<li><code>NX<\/code>: \u53ea\u6709\u7576\u9375\u4e0d\u5b58\u5728\u6642\u624d\u8a2d\u7f6e\u9375\u7684\u503c\u3002<\/li>\n<li><code>XX<\/code>: \u53ea\u6709\u7576\u9375\u5df2\u5b58\u5728\u6642\u624d\u8a2d\u7f6e\u9375\u7684\u503c\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u50c5\u5728 <code>mykey<\/code> \u4e0d\u5b58\u5728\u6642\u8a2d\u7f6e\u5176\u503c\uff1a<\/p>\n<pre><code>SET mykey \"Hello, Redis!\" NX<\/code><\/pre>\n<p>\u800c\u4ee5\u4e0b\u547d\u4ee4\u50c5\u5728 <code>mykey<\/code> \u5df2\u5b58\u5728\u6642\u66f4\u65b0\u5176\u503c\uff1a<\/p>\n<pre><code>SET mykey \"New Value\" XX<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-psetex-%e8%a8%ad%e7%bd%ae%e6%af%ab%e7%a7%92%e7%b4%9a%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-SmGGJCbaWa\">3. \u4f7f\u7528 PSETEX \u8a2d\u7f6e\u6beb\u79d2\u7d1a\u904e\u671f\u6642\u9593<\/h3>\n<p>\u5982\u679c\u9700\u8981\u66f4\u7cbe\u78ba\u7684\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>PSETEX<\/code> \u547d\u4ee4\uff0c\u8a72\u547d\u4ee4\u5141\u8a31\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>PSETEX key milliseconds value<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u5c07 <code>mykey<\/code> \u8a2d\u7f6e\u70ba <code>\"Hello, Redis!\"<\/code>\uff0c\u4e26\u5728 5000 \u6beb\u79d2\uff08\u5373 5 \u79d2\uff09\u5f8c\u904e\u671f\uff1a<\/p>\n<pre><code>PSETEX mykey 5000 \"Hello, Redis!\"<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8-set-%e5%91%bd%e4%bb%a4%e7%9a%84%e5%8e%9f%e5%ad%90%e6%80%a7-SmGGJCbaWa\">4. \u4f7f\u7528 SET \u547d\u4ee4\u7684\u539f\u5b50\u6027<\/h3>\n<p>Redis \u7684 SET \u547d\u4ee4\u662f\u539f\u5b50\u6027\u7684\uff0c\u9019\u610f\u5473\u8457\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u8a2d\u7f6e\u9375\u7684\u64cd\u4f5c\u4e0d\u6703\u88ab\u5176\u4ed6\u64cd\u4f5c\u5e72\u64fe\u3002\u9019\u5c0d\u65bc\u9700\u8981\u4fdd\u8b49\u6578\u64da\u4e00\u81f4\u6027\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SmGGJCbaWa\">\u7e3d\u7d50<\/h2>\n<p>SET \u547d\u4ee4\u662f Redis \u4e2d\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u547d\u4ee4\uff0c\u638c\u63e1\u5176\u4f7f\u7528\u6280\u5de7\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u7121\u8ad6\u662f\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3001\u4f7f\u7528 NX \u548c XX \u6a19\u8a8c\uff0c\u9084\u662f\u5229\u7528 PSETEX \u547d\u4ee4\u9032\u884c\u6beb\u79d2\u7d1a\u7684\u904e\u671f\u8a2d\u7f6e\uff0c\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis SET \u547d\u4ee4\u7684\u4f7f\u7528\u6280\u5de7\uff0c\u63d0\u5347\u6570\u636e\u5b58\u50a8\u6548\u7387\uff0c\u638c\u63e1\u952e\u503c\u5bf9\u7ba1\u7406\u7684\u6700\u4f73\u5b9e\u8df5\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-98308","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98308","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=98308"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98308\/revisions"}],"predecessor-version":[{"id":98309,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98308\/revisions\/98309"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98308"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98308"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}