{"id":132395,"date":"2024-10-30T21:47:20","date_gmt":"2024-10-30T13:47:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/132395\/"},"modified":"2024-10-30T21:47:21","modified_gmt":"2024-10-30T13:47:21","slug":"redis%e7%8f%be%e8%ba%ab%ef%bc%8c%e8%ae%93%e5%95%86%e5%93%81%e5%88%97%e8%a1%a8%e5%bf%ab%e5%8f%96%e6%9b%b4%e5%8a%a0%e8%bc%95%e9%ac%86%ef%bc%88redis-%e5%bf%ab%e5%8f%96%e5%95%86%e5%93%81%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/132395\/","title":{"rendered":"Redis\u73fe\u8eab\uff0c\u8b93\u5546\u54c1\u5217\u8868\u5feb\u53d6\u66f4\u52a0\u8f15\u9b06\uff08redis \u5feb\u53d6\u5546\u54c1\u5217\u8868\uff09"},"content":{"rendered":"<h1 id=\"redis%e7%8f%be%e8%ba%ab%ef%bc%8c%e8%ae%93%e5%95%86%e5%93%81%e5%88%97%e8%a1%a8%e5%bf%ab%e5%8f%96%e6%9b%b4%e5%8a%a0%e8%bc%95%e9%ac%86-bJlvPvBoXl\">Redis\u73fe\u8eab\uff0c\u8b93\u5546\u54c1\u5217\u8868\u5feb\u53d6\u66f4\u52a0\u8f15\u9b06<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u96fb\u5b50\u5546\u52d9\u74b0\u5883\u4e2d\uff0c\u5546\u54c1\u5217\u8868\u7684\u52a0\u8f09\u901f\u5ea6\u5c0d\u65bc\u7528\u6236\u9ad4\u9a57\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7528\u6236\u5c0d\u7db2\u7ad9\u6027\u80fd\u7684\u671f\u671b\u4e0d\u65b7\u63d0\u9ad8\uff0c\u958b\u767c\u8005\u5011\u9700\u8981\u5c0b\u627e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u512a\u5316\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5df2\u7d93\u6210\u70ba\u5feb\u53d6\u5546\u54c1\u5217\u8868\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-bJlvPvBoXl\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u5728\u5167\u5b58\u4e2d\u64cd\u4f5c\u6578\u64da\u7684\u7279\u6027\uff0cRedis\u80fd\u5920\u63d0\u4f9b\u6975\u5feb\u7684\u6578\u64da\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\u7684\u71b1\u9580\u9078\u64c7\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%e5%95%86%e5%93%81%e5%88%97%e8%a1%a8%e7%9a%84%e5%bf%ab%e5%8f%96%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9f-bJlvPvBoXl\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\u4f5c\u70ba\u5546\u54c1\u5217\u8868\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff1f<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u901a\u5e38\u5728\u6beb\u79d2\u7d1a\u5225\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\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\u7d50\u69cb\u4f86\u5b58\u5132\u5546\u54c1\u5217\u8868\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>\u96d6\u7136Redis\u4e3b\u8981\u7528\u4f5c\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u4e5f\u63d0\u4f9b\u4e86\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<li><strong>\u7c21\u55ae\u6613\u7528\uff1a<\/strong>Redis\u7684API\u8a2d\u8a08\u7c21\u55ae\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u4e0a\u624b\uff0c\u5feb\u901f\u96c6\u6210\u5230\u73fe\u6709\u7684\u61c9\u7528\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8redis%e5%bf%ab%e5%8f%96%e5%95%86%e5%93%81%e5%88%97%e8%a1%a8%ef%bc%9f-bJlvPvBoXl\">\u5982\u4f55\u4f7f\u7528Redis\u5feb\u53d6\u5546\u54c1\u5217\u8868\uff1f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5feb\u53d6\u5546\u54c1\u5217\u8868\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\u6211\u5011\u6709\u4e00\u500b\u51fd\u6578\u53ef\u4ee5\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u5546\u54c1\u5217\u8868\ndef get_product_list_from_db():\n    # \u9019\u88e1\u662f\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u5546\u54c1\u5217\u8868\u7684\u908f\u8f2f\n    return ['\u5546\u54c11', '\u5546\u54c12', '\u5546\u54c13']\n\n# \u5617\u8a66\u5f9eRedis\u5feb\u53d6\u4e2d\u7372\u53d6\u5546\u54c1\u5217\u8868\ncached_product_list = r.get('product_list')\n\nif cached_product_list:\n    # \u5982\u679c\u5feb\u53d6\u5b58\u5728\uff0c\u5247\u76f4\u63a5\u4f7f\u7528\u5feb\u53d6\u7684\u6578\u64da\n    product_list = cached_product_list.decode('utf-8').split(',')\nelse:\n    # \u5982\u679c\u5feb\u53d6\u4e0d\u5b58\u5728\uff0c\u5247\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u6578\u64da\n    product_list = get_product_list_from_db()\n    # \u5c07\u6578\u64da\u5b58\u5165Redis\u5feb\u53d6\n    r.set('product_list', ','.join(product_list), ex=3600)  # \u8a2d\u7f6e\u5feb\u53d6\u904e\u671f\u6642\u9593\u70ba1\u5c0f\u6642\n\nprint(product_list)\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5617\u8a66\u5f9eRedis\u5feb\u53d6\u4e2d\u7372\u53d6\u5546\u54c1\u5217\u8868\u3002\u5982\u679c\u5feb\u53d6\u5b58\u5728\uff0c\u6211\u5011\u76f4\u63a5\u4f7f\u7528\u5b83\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u6211\u5011\u5247\u5f9e\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u5546\u54c1\u5217\u8868\u4e26\u5c07\u5176\u5b58\u5165Redis\u5feb\u53d6\u4e2d\uff0c\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u65b0\u9bae\u5ea6\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-bJlvPvBoXl\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528Redis\u4f5c\u70ba\u5546\u54c1\u5217\u8868\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u4e0d\u50c5\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u7db2\u7ad9\u7684\u6027\u80fd\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002\u96a8\u8457\u96fb\u5b50\u5546\u52d9\u7684\u767c\u5c55\uff0c\u9078\u64c7\u5408\u9069\u7684\u5feb\u53d6\u6280\u8853\u5c07\u6210\u70ba\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u4e4b\u4e00\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0cRedis\u7121\u7591\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>Redis\u73fe\u8eab\uff0c\u8b93\u5546\u54c1\u5217\u8868\u5feb\u53d6\u66f4\u52a0\u8f15\u9b06\uff0c\u63d0\u5347\u7db2\u7ad9\u6548\u80fd\uff0c\u7e2e\u77ed\u52a0\u8f09\u6642\u9593\uff0c\u589e\u5f37\u7528\u6236\u9ad4\u9a57\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-132395","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/132395","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=132395"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/132395\/revisions"}],"predecessor-version":[{"id":132396,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/132395\/revisions\/132396"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=132395"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=132395"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=132395"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}