{"id":180394,"date":"2024-11-09T09:54:20","date_gmt":"2024-11-09T01:54:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180394\/"},"modified":"2024-11-09T09:54:21","modified_gmt":"2024-11-09T01:54:21","slug":"%e6%b7%b1%e5%ba%a6%e5%88%86%e6%9e%90%e6%9c%aa%e7%99%bb%e9%8c%84%e6%99%82%e8%b3%bc%e7%89%a9%e8%bb%8a%e7%9a%84redis%e5%8c%96%e8%99%95%e7%90%86%ef%bc%88%e6%9c%aa%e7%99%bb%e9%8c%84%e8%b3%bc%e7%89%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180394\/","title":{"rendered":"\u6df1\u5ea6\u5206\u6790\u672a\u767b\u9304\u6642\u8cfc\u7269\u8eca\u7684Redis\u5316\u8655\u7406\uff08\u672a\u767b\u9304\u8cfc\u7269\u8ecaredis\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%ba%a6%e5%88%86%e6%9e%90%e6%9c%aa%e7%99%bb%e9%8c%84%e6%99%82%e8%b3%bc%e7%89%a9%e8%bb%8a%e7%9a%84redis%e5%8c%96%e8%99%95%e7%90%86%ef%bc%88%e6%9c%aa%e7%99%bb%e9%8c%84%e8%b3%bc%e7%89%a9-qXZCIVeZLg\">\u6df1\u5ea6\u5206\u6790\u672a\u767b\u9304\u6642\u8cfc\u7269\u8eca\u7684Redis\u5316\u8655\u7406\uff08\u672a\u767b\u9304\u8cfc\u7269\u8ecaredis\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u96fb\u5b50\u5546\u52d9\u7684\u74b0\u5883\u4e2d\uff0c\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\u7ba1\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u6311\u6230\u3002\u8a31\u591a\u7528\u6236\u5728\u700f\u89bd\u7db2\u7ad9\u6642\u4e0d\u6703\u7acb\u5373\u767b\u9304\uff0c\u9019\u4f7f\u5f97\u4ed6\u5011\u7684\u8cfc\u7269\u8eca\u6578\u64da\u7121\u6cd5\u6301\u4e45\u5316\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u7db2\u7ad9\u9078\u64c7\u4f7f\u7528Redis\u4f5c\u70ba\u672a\u767b\u9304\u8cfc\u7269\u8eca\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u672a\u767b\u9304\u6642\u8cfc\u7269\u8eca\u7684Redis\u5316\u8655\u7406\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-qXZCIVeZLg\">\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\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u6210\u70ba\u8a31\u591a\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e6%9c%aa%e7%99%bb%e9%8c%84%e8%b3%bc%e7%89%a9%e8%bb%8a%e7%9a%84%e6%8c%91%e6%88%b0-qXZCIVeZLg\">\u672a\u767b\u9304\u8cfc\u7269\u8eca\u7684\u6311\u6230<\/h2>\n<p>\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\u9762\u81e8\u5e7e\u500b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u6301\u4e45\u6027\uff1a<\/strong>\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\u6578\u64da\u901a\u5e38\u5b58\u5132\u5728\u5ba2\u6236\u7aef\u7684cookie\u4e2d\uff0c\u9019\u6a23\u7684\u6578\u64da\u5728\u7528\u6236\u6e05\u9664cookie\u6216\u66f4\u63db\u8a2d\u5099\u6642\u6703\u4e1f\u5931\u3002<\/li>\n<li><strong>\u6027\u80fd\u554f\u984c\uff1a<\/strong>\u5982\u679c\u4f7f\u7528\u50b3\u7d71\u7684\u6578\u64da\u5eab\u4f86\u5b58\u5132\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u74f6\u9838\uff0c\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u7528\u6236\u9ad4\u9a57\uff1a<\/strong>\u672a\u767b\u9304\u7528\u6236\u5728\u8fd4\u56de\u7db2\u7ad9\u6642\uff0c\u7121\u6cd5\u770b\u5230\u4e4b\u524d\u6dfb\u52a0\u7684\u5546\u54c1\uff0c\u9019\u6703\u5f71\u97ff\u7528\u6236\u7684\u8cfc\u7269\u9ad4\u9a57\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e5%8c%96%e8%99%95%e7%90%86%e7%9a%84%e5%84%aa%e5%8b%a2-qXZCIVeZLg\">Redis\u5316\u8655\u7406\u7684\u512a\u52e2<\/h2>\n<p>\u4f7f\u7528Redis\u4f86\u8655\u7406\u672a\u767b\u9304\u8cfc\u7269\u8eca\u6709\u4ee5\u4e0b\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5f97\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u80fd\u5920\u6709\u6548\u61c9\u5c0d\u9ad8\u4e26\u767c\u7684\u8acb\u6c42\u3002<\/li>\n<li><strong>\u6578\u64da\u6301\u4e45\u5316\uff1a<\/strong>Redis\u652f\u6301RDB\u548cAOF\u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u80fd\u5920\u9748\u6d3b\u5730\u5b58\u5132\u8cfc\u7269\u8eca\u4e2d\u7684\u5546\u54c1\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e6%9c%aa%e7%99%bb%e9%8c%84%e8%b3%bc%e7%89%a9%e8%bb%8a%e7%9a%84redis%e5%8c%96%e8%99%95%e7%90%86-qXZCIVeZLg\">\u5be6\u73fe\u672a\u767b\u9304\u8cfc\u7269\u8eca\u7684Redis\u5316\u8655\u7406<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5b58\u5132\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\u6578\u64da\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\u670d\u52d9\u5668\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5047\u8a2d\u7528\u6236\u7684\u8cfc\u7269\u8ecaID\u70basession_id\nsession_id = 'user_session_123'\n\n# \u6dfb\u52a0\u5546\u54c1\u5230\u8cfc\u7269\u8eca\ndef add_to_cart(session_id, product_id, quantity):\n    r.hincrby(session_id, product_id, quantity)\n\n# \u7372\u53d6\u8cfc\u7269\u8eca\u5167\u5bb9\ndef get_cart(session_id):\n    return r.hgetall(session_id)\n\n# \u6e05\u7a7a\u8cfc\u7269\u8eca\ndef clear_cart(session_id):\n    r.delete(session_id)\n\n# \u793a\u4f8b\uff1a\u6dfb\u52a0\u5546\u54c1\nadd_to_cart(session_id, 'product_1', 2)\nadd_to_cart(session_id, 'product_2', 1)\n\n# \u7372\u53d6\u8cfc\u7269\u8eca\u5167\u5bb9\ncart_contents = get_cart(session_id)\nprint(cart_contents)\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528Redis\u7684\u54c8\u5e0c\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\u3002\u6bcf\u500b\u7528\u6236\u7684\u8cfc\u7269\u8eca\u90fd\u4ee5\u5176session ID\u4f5c\u70ba\u9375\uff0c\u5546\u54c1ID\u4f5c\u70ba\u54c8\u5e0c\u5b57\u6bb5\uff0c\u5546\u54c1\u6578\u91cf\u4f5c\u70ba\u54c8\u5e0c\u503c\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4e0d\u50c5\u7c21\u55ae\u660e\u4e86\uff0c\u9084\u80fd\u5920\u9ad8\u6548\u5730\u7ba1\u7406\u8cfc\u7269\u8eca\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-qXZCIVeZLg\">\u7d50\u8ad6<\/h2>\n<p>\u672a\u767b\u9304\u6642\u7684\u8cfc\u7269\u8eca\u7ba1\u7406\u662f\u4e00\u500b\u95dc\u9375\u7684\u96fb\u5b50\u5546\u52d9\u6311\u6230\uff0c\u800cRedis\u63d0\u4f9b\u4e86\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u4f7f\u7528Redis\uff0c\u7db2\u7ad9\u53ef\u4ee5\u6709\u6548\u5730\u5b58\u5132\u548c\u7ba1\u7406\u672a\u767b\u9304\u7528\u6236\u7684\u8cfc\u7269\u8eca\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u4e26\u589e\u52a0\u8f49\u5316\u7387\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u6027\u80fd\u548c\u7528\u6236\u6eff\u610f\u5ea6\u7684\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4f86\u8aaa\uff0cRedis\u5316\u8655\u7406\u672a\u767b\u9304\u8cfc\u7269\u8eca\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5ea6\u5206\u6790\u672a\u767b\u9304\u6642\u8cfc\u7269\u8eca\u7684Redis\u5316\u8655\u7406\uff0c\u63a2\u8a0e\u5982\u4f55\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u8207\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-180394","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180394","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=180394"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180394\/revisions"}],"predecessor-version":[{"id":180395,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180394\/revisions\/180395"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}