{"id":185020,"date":"2024-11-10T18:04:17","date_gmt":"2024-11-10T10:04:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185020\/"},"modified":"2024-11-10T18:04:18","modified_gmt":"2024-11-10T10:04:18","slug":"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e7%94%a8%e6%88%b6%e6%b7%bb%e5%8a%a0%e8%b3%bc%e7%89%a9%e8%bb%8a%e5%8a%9f%e8%83%bd%ef%bc%88redis%e7%94%a8%e6%88%b6%e6%b7%bb%e5%8a%a0%e8%b3%bc%e7%89%a9%e8%bb%8a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185020\/","title":{"rendered":"\u4f7f\u7528Redis\u5be6\u73fe\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\u529f\u80fd\uff08redis\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e7%94%a8%e6%88%b6%e6%b7%bb%e5%8a%a0%e8%b3%bc%e7%89%a9%e8%bb%8a%e5%8a%9f%e8%83%bd%ef%bc%88redis%e7%94%a8%e6%88%b6%e6%b7%bb%e5%8a%a0%e8%b3%bc%e7%89%a9%e8%bb%8a-mHnbBlEvwo\">\u4f7f\u7528Redis\u5be6\u73fe\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\u529f\u80fd\uff08redis\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u96fb\u5b50\u5546\u52d9\u74b0\u5883\u4e2d\uff0c\u8cfc\u7269\u8eca\u529f\u80fd\u662f\u7db2\u7ad9\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u7528\u6236\u80fd\u5920\u65b9\u4fbf\u5730\u5c07\u5546\u54c1\u6dfb\u52a0\u5230\u8cfc\u7269\u8eca\u4e2d\uff0c\u4e26\u5728\u7d50\u5e33\u6642\u9032\u884c\u8655\u7406\u3002\u70ba\u4e86\u63d0\u9ad8\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\uff0c\u8a31\u591a\u958b\u767c\u8005\u9078\u64c7\u4f7f\u7528Redis\u4f5c\u70ba\u5176\u8cfc\u7269\u8eca\u529f\u80fd\u7684\u5f8c\u7aef\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u5be6\u73fe\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\u7684\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-mHnbBlEvwo\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u7528\u65bc\u7de9\u5b58\u548c\u6578\u64da\u5b58\u5132\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u4e26\u4e14\u5177\u6709\u6301\u4e45\u5316\u529f\u80fd\u3002\u7531\u65bc\u5176\u5feb\u901f\u7684\u8b80\u5beb\u901f\u5ea6\uff0cRedis\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u5834\u666f\uff0c\u4f8b\u5982\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u7684\u8cfc\u7269\u8eca\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87redis%e4%bd%9c%e7%82%ba%e8%b3%bc%e7%89%a9%e8%bb%8a%e7%9a%84%e5%ad%98%e5%84%b2%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9f-mHnbBlEvwo\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\u4f5c\u70ba\u8cfc\u7269\u8eca\u7684\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff1f<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u5feb\u901f\u8655\u7406\u5927\u91cf\u8acb\u6c42\uff0c\u9019\u5c0d\u65bc\u9ad8\u6d41\u91cf\u7684\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\u8cfc\u7269\u8eca\u4fe1\u606f\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis\u63d0\u4f9b\u591a\u7a2e\u6301\u4e45\u5316\u9078\u9805\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u670d\u52d9\u5668\u91cd\u555f\u800c\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e7%94%a8%e6%88%b6%e6%b7%bb%e5%8a%a0%e8%b3%bc%e7%89%a9%e8%bb%8a%e5%8a%9f%e8%83%bd%e7%9a%84%e6%ad%a5%e9%a9%9f-mHnbBlEvwo\">\u5be6\u73fe\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\u529f\u80fd\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%ae%89%e8%a3%9dredis-mHnbBlEvwo\">1. \u5b89\u88ddRedis<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u60a8\u7684\u4f3a\u670d\u5668\u4e0a\u5b89\u88ddRedis\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728Ubuntu\u4e0a\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install redis-server<\/code><\/pre>\n<h3 id=\"2-%e9%85%8d%e7%bd%aeredis-mHnbBlEvwo\">2. \u914d\u7f6eRedis<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\u914d\u7f6e\u6587\u4ef6\u4f86\u8abf\u6574Redis\u7684\u8a2d\u7f6e\u3002\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/etc\/redis\/redis.conf\u3002\u78ba\u4fdd\u5c07 <code>supervised<\/code> \u8a2d\u7f6e\u70ba <code>systemd<\/code>\uff0c\u4ee5\u4fbf\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5Redis\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redis%e5%ad%98%e5%84%b2%e8%b3%bc%e7%89%a9%e8%bb%8a%e6%95%b8%e6%93%9a-mHnbBlEvwo\">3. \u4f7f\u7528Redis\u5b58\u5132\u8cfc\u7269\u8eca\u6578\u64da<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u54c8\u5e0c\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\u7528\u6236\u7684\u8cfc\u7269\u8eca\u4fe1\u606f\u3002\u6bcf\u500b\u7528\u6236\u7684\u8cfc\u7269\u8eca\u53ef\u4ee5\u7528\u4e00\u500b\u552f\u4e00\u7684\u9375\u4f86\u6a19\u8b58\uff0c\u4f8b\u5982 <code>cart:user_id<\/code>\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Python\u548cRedis\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u6dfb\u52a0\u5546\u54c1\u5230\u8cfc\u7269\u8eca\ndef add_to_cart(user_id, product_id, quantity):\n    cart_key = f'cart:{user_id}'\n    r.hincrby(cart_key, product_id, quantity)\n\n# \u793a\u4f8b\uff1a\u7528\u62361\u6dfb\u52a02\u500b\u5546\u54c1101\u5230\u8cfc\u7269\u8eca\nadd_to_cart(1, 101, 2)<\/code><\/pre>\n<h3 id=\"4-%e7%8d%b2%e5%8f%96%e8%b3%bc%e7%89%a9%e8%bb%8a%e5%85%a7%e5%ae%b9-mHnbBlEvwo\">4. \u7372\u53d6\u8cfc\u7269\u8eca\u5167\u5bb9<\/h3>\n<p>\u8981\u7372\u53d6\u7528\u6236\u7684\u8cfc\u7269\u8eca\u5167\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>def get_cart(user_id):\n    cart_key = f'cart:{user_id}'\n    return r.hgetall(cart_key)\n\n# \u7372\u53d6\u7528\u62361\u7684\u8cfc\u7269\u8eca\u5167\u5bb9\ncart_contents = get_cart(1)\nprint(cart_contents)<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-mHnbBlEvwo\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u5be6\u73fe\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\u529f\u80fd\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5229\u7528Redis\u7684\u9ad8\u6027\u80fd\u548c\u591a\u6a23\u7684\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u7ba1\u7406\u7528\u6236\u7684\u8cfc\u7269\u8eca\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u5be6\u73fe\u7528\u6236\u6dfb\u52a0\u8cfc\u7269\u8eca\u529f\u80fd\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u7528\u6236\u9ad4\u9a57\uff0c\u5feb\u901f\u7ba1\u7406\u8cfc\u7269\u8eca\u5546\u54c1\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-185020","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185020","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=185020"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185020\/revisions"}],"predecessor-version":[{"id":185021,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185020\/revisions\/185021"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}