{"id":196782,"date":"2024-11-14T02:28:22","date_gmt":"2024-11-13T18:28:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196782\/"},"modified":"2024-11-14T02:28:23","modified_gmt":"2024-11-13T18:28:23","slug":"%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%aeredis%e4%b8%ad%e7%9a%84%e5%80%bc%ef%bc%88redis%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%ae%e5%80%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196782\/","title":{"rendered":"\u91cd\u65b0\u8a2d\u7f6eRedis\u4e2d\u7684\u503c\uff08redis\u91cd\u65b0\u8a2d\u7f6e\u503c\uff09"},"content":{"rendered":"<h1 id=\"%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%aeredis%e4%b8%ad%e7%9a%84%e5%80%bc%ef%bc%88redis%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%ae%e5%80%bc%ef%bc%89-HurYBEhCii\">\u91cd\u65b0\u8a2d\u7f6eRedis\u4e2d\u7684\u503c\uff08redis\u91cd\u65b0\u8a2d\u7f6e\u503c\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u767c\u5c55\uff0c\u53ef\u80fd\u9700\u8981\u5c0dRedis\u4e2d\u7684\u67d0\u4e9b\u503c\u9032\u884c\u91cd\u65b0\u8a2d\u7f6e\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Redis\u4e2d\u91cd\u65b0\u8a2d\u7f6e\u503c\uff0c\u5305\u62ec\u4f7f\u7528\u547d\u4ee4\u884c\u548c\u7de8\u7a0b\u8a9e\u8a00\u7684\u793a\u4f8b\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-HurYBEhCii\">Redis\u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<p>\u5728\u6df1\u5165\u91cd\u65b0\u8a2d\u7f6e\u503c\u4e4b\u524d\uff0c\u4e86\u89e3Redis\u7684\u57fa\u672c\u64cd\u4f5c\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u6700\u5e38\u7528\u7684\u64cd\u4f5c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>SET key value<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u503c\u3002<\/li>\n<li><code>GET key<\/code>\uff1a\u7372\u53d6\u9375\u7684\u503c\u3002<\/li>\n<li><code>DEL key<\/code>\uff1a\u522a\u9664\u9375\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%aeredis%e4%b8%ad%e7%9a%84%e5%80%bc-HurYBEhCii\">\u91cd\u65b0\u8a2d\u7f6eRedis\u4e2d\u7684\u503c<\/h2>\n<p>\u91cd\u65b0\u8a2d\u7f6eRedis\u4e2d\u7684\u503c\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528<code>SET<\/code>\u547d\u4ee4\u4f86\u66f4\u65b0\u73fe\u6709\u7684\u9375\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u60c5\u6cc1\u548c\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e5%91%bd%e4%bb%a4%e8%a1%8c%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%ae%e5%80%bc-HurYBEhCii\">\u4f7f\u7528\u547d\u4ee4\u884c\u91cd\u65b0\u8a2d\u7f6e\u503c<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528Redis\u7684\u547d\u4ee4\u884c\u754c\u9762\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u91cd\u65b0\u8a2d\u7f6e\u503c\uff1a<\/p>\n<pre><code>redis-cli\nSET mykey \"old_value\"  # \u8a2d\u7f6e\u521d\u59cb\u503c\nGET mykey              # \u7372\u53d6\u7576\u524d\u503c\nSET mykey \"new_value\"  # \u91cd\u65b0\u8a2d\u7f6e\u503c\nGET mykey              # \u7372\u53d6\u65b0\u7684\u503c\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u8a2d\u7f6e\u4e86\u4e00\u500b\u9375<code>mykey<\/code>\u7684\u521d\u59cb\u503c\u70ba<code>old_value<\/code>\uff0c\u7136\u5f8c\u4f7f\u7528<code>SET<\/code>\u547d\u4ee4\u5c07\u5176\u91cd\u65b0\u8a2d\u7f6e\u70ba<code>new_value<\/code>\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e7%b7%a8%e7%a8%8b%e8%aa%9e%e8%a8%80%e9%87%8d%e6%96%b0%e8%a8%ad%e7%bd%ae%e5%80%bc-HurYBEhCii\">\u4f7f\u7528\u7de8\u7a0b\u8a9e\u8a00\u91cd\u65b0\u8a2d\u7f6e\u503c<\/h3>\n<p>\u9664\u4e86\u547d\u4ee4\u884c\uff0c\u60a8\u9084\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u7de8\u7a0b\u8a9e\u8a00\u4f86\u64cd\u4f5cRedis\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Python\u548cNode.js\u7684\u793a\u4f8b\uff1a<\/p>\n<h4 id=\"python%e7%a4%ba%e4%be%8b-HurYBEhCii\">Python\u793a\u4f8b<\/h4>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u8a2d\u7f6e\u521d\u59cb\u503c\nr.set('mykey', 'old_value')\nprint(r.get('mykey'))  # \u8f38\u51fa\uff1ab'old_value'\n\n# \u91cd\u65b0\u8a2d\u7f6e\u503c\nr.set('mykey', 'new_value')\nprint(r.get('mykey'))  # \u8f38\u51fa\uff1ab'new_value'\n<\/code><\/pre>\n<h4 id=\"node-js%e7%a4%ba%e4%be%8b-HurYBEhCii\">Node.js\u793a\u4f8b<\/h4>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\nclient.on('error', (err) =&gt; {\n    console.log('Error ' + err);\n});\n\n\/\/ \u8a2d\u7f6e\u521d\u59cb\u503c\nclient.set('mykey', 'old_value', redis.print);\nclient.get('mykey', (err, reply) =&gt; {\n    console.log(reply);  \/\/ \u8f38\u51fa\uff1aold_value\n});\n\n\/\/ \u91cd\u65b0\u8a2d\u7f6e\u503c\nclient.set('mykey', 'new_value', redis.print);\nclient.get('mykey', (err, reply) =&gt; {\n    console.log(reply);  \/\/ \u8f38\u51fa\uff1anew_value\n});\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-HurYBEhCii\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u91cd\u65b0\u8a2d\u7f6eRedis\u4e2d\u7684\u503c\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c<code>SET<\/code>\u547d\u4ee4\u5c07\u5275\u5efa\u4e00\u500b\u65b0\u7684\u9375\u3002<\/li>\n<li>Redis\u7684\u6578\u64da\u662f\u6301\u4e45\u5316\u7684\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u4f7f\u7528RDB\u6216AOF\u4f86\u4fdd\u5b58\u6578\u64da\u3002<\/li>\n<li>\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\uff0c\u8003\u616e\u4f7f\u7528\u4e8b\u52d9\u6216\u9396\u4f86\u907f\u514d\u6578\u64da\u7af6\u722d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HurYBEhCii\">\u7e3d\u7d50<\/h2>\n<p>\u91cd\u65b0\u8a2d\u7f6eRedis\u4e2d\u7684\u503c\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u64cd\u4f5c\uff0c\u7121\u8ad6\u662f\u901a\u904e\u547d\u4ee4\u884c\u9084\u662f\u7de8\u7a0b\u8a9e\u8a00\u90fd\u80fd\u8f15\u9b06\u5be6\u73fe\u3002\u4e86\u89e3\u5982\u4f55\u64cd\u4f5cRedis\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884cRedis\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u7de9\u5b58\u9084\u662f\u6578\u64da\u5b58\u5132\uff0c\u9078\u64c7\u5408\u9069\u7684\u670d\u52d9\u5668\u5c07\u4f7f\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u904b\u884c\u5f97\u66f4\u52a0\u9806\u66a2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728Redis\u4e2d\u91cd\u65b0\u8a2d\u7f6e\u503c\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u6709\u6548\u7ba1\u7406\u6578\u64da\uff0c\u63d0\u5347\u6027\u80fd\u8207\u9748\u6d3b\u6027\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-196782","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196782","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=196782"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196782\/revisions"}],"predecessor-version":[{"id":196783,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196782\/revisions\/196783"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}