{"id":185440,"date":"2024-11-10T21:34:24","date_gmt":"2024-11-10T13:34:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185440\/"},"modified":"2024-11-10T21:34:25","modified_gmt":"2024-11-10T13:34:25","slug":"%e4%bd%bf%e7%94%a8%e8%85%b3%e6%9c%ac%e7%a8%8b%e5%ba%8f%e7%b5%b1%e8%a8%88%e5%80%9f%e5%8a%a9redis%e7%9a%84%e6%95%b8%e9%87%8f%ef%bc%88redis%e7%b5%b1%e8%a8%88%e6%95%b8%e9%87%8f%e7%9a%84%e8%85%b3%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185440\/","title":{"rendered":"\u4f7f\u7528\u8173\u672c\u7a0b\u5e8f\u7d71\u8a08\u501f\u52a9Redis\u7684\u6578\u91cf\uff08redis\u7d71\u8a08\u6578\u91cf\u7684\u8173\u672c\uff09"},"content":{"rendered":"

\u4f7f\u7528\u8173\u672c\u7a0b\u5e8f\u7d71\u8a08\u501f\u52a9Redis\u7684\u6578\u91cf\uff08redis\u7d71\u8a08\u6578\u91cf\u7684\u8173\u672c\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u5373\u6642\u8655\u7406\u548c\u7d71\u8a08\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u6578\u64da\u8b80\u53d6\u548c\u5beb\u5165\u80fd\u529b\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528\u8173\u672c\u7a0b\u5e8f\u4f86\u7d71\u8a08Redis\u4e2d\u7684\u6578\u91cf\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n

Redis\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\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u7d71\u8a08Redis\u4e2d\u7684\u6578\u91cf\uff1f<\/h2>\n

\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u7d71\u8a08\u6578\u64da\u7684\u6578\u91cf\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f8b\u5982\uff0c\u5728\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e2d\uff0c\u7d71\u8a08\u7528\u6236\u7684\u8a2a\u554f\u91cf\u3001\u5546\u54c1\u7684\u92b7\u552e\u91cf\u7b49\u6578\u64da\uff0c\u53ef\u4ee5\u5e6b\u52a9\u4f01\u696d\u505a\u51fa\u66f4\u597d\u7684\u6c7a\u7b56\u3002\u6b64\u5916\uff0c\u901a\u904e\u7d71\u8a08\u6578\u64da\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u76e3\u63a7\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u53ca\u6642\u767c\u73fe\u6f5b\u5728\u7684\u554f\u984c\u3002<\/p>\n

\u4f7f\u7528\u8173\u672c\u7d71\u8a08Redis\u4e2d\u7684\u6578\u91cf<\/h2>\n

\u8981\u7d71\u8a08Redis\u4e2d\u7684\u6578\u91cf\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u7de8\u7a0b\u8a9e\u8a00\u4f86\u7de8\u5beb\u8173\u672c\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Python\u548cRedis-py\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n

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\u8981\u7d71\u8a08\u7684\u9375\u662f\"user:count\"\n# \u8a2d\u7f6e\u521d\u59cb\u503c\nr.set('user:count', 0)\n\n# \u589e\u52a0\u7528\u6236\u6578\u91cf\ndef add_user():\n    r.incr('user:count')\n\n# \u7372\u53d6\u7528\u6236\u6578\u91cf\ndef get_user_count():\n    return r.get('user:count')\n\n# \u6a21\u64ec\u6dfb\u52a0\u7528\u6236\nfor _ in range(10):\n    add_user()\n\n# \u8f38\u51fa\u7528\u6236\u6578\u91cf\nprint(f'\u7576\u524d\u7528\u6236\u6578\u91cf: {get_user_count().decode(\"utf-8\")}')\n<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230Redis\u670d\u52d9\u5668\uff0c\u7136\u5f8c\u8a2d\u7f6e\u4e00\u500b\u521d\u59cb\u503c\u70ba0\u7684\u9375”user:count”\u3002\u63a5\u8457\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u5169\u500b\u51fd\u6578\uff1a\u4e00\u500b\u7528\u65bc\u589e\u52a0\u7528\u6236\u6578\u91cf\uff0c\u53e6\u4e00\u500b\u7528\u65bc\u7372\u53d6\u7576\u524d\u7684\u7528\u6236\u6578\u91cf\u3002\u6700\u5f8c\uff0c\u6211\u5011\u6a21\u64ec\u6dfb\u52a010\u500b\u7528\u6236\u4e26\u8f38\u51fa\u7576\u524d\u7684\u7528\u6236\u6578\u91cf\u3002<\/p>\n
\u5176\u4ed6\u7d71\u8a08\u65b9\u6cd5<\/h2>\n
\u9664\u4e86\u57fa\u672c\u7684\u8a08\u6578\u529f\u80fd\uff0cRedis\u9084\u63d0\u4f9b\u4e86\u8a31\u591a\u5176\u4ed6\u7684\u7d71\u8a08\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u54c8\u5e0c\u7d50\u69cb\u4f86\u7d71\u8a08\u4e0d\u540c\u985e\u5225\u7684\u6578\u91cf\uff1a<\/p>\n
# \u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u7d71\u8a08\u4e0d\u540c\u985e\u5225\u7684\u7528\u6236\u6578\u91cf\ndef add_user_to_category(category):\n    r.hincrby('category:user:count', category, 1)\n\ndef get_category_user_count(category):\n    return r.hget('category:user:count', category)\n\n# \u6a21\u64ec\u6dfb\u52a0\u7528\u6236\u5230\u4e0d\u540c\u985e\u5225\ncategories = ['admin', 'editor', 'viewer']\nfor category in categories:\n    for _ in range(5):\n        add_user_to_category(category)\n\n# \u8f38\u51fa\u6bcf\u500b\u985e\u5225\u7684\u7528\u6236\u6578\u91cf\nfor category in categories:\n    print(f'{category} \u985e\u5225\u7684\u7528\u6236\u6578\u91cf: {get_category_user_count(category).decode(\"utf-8\")}')\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u4f86\u7d71\u8a08\u4e0d\u540c\u985e\u5225\u7684\u7528\u6236\u6578\u91cf\u3002\u6bcf\u7576\u6211\u5011\u6dfb\u52a0\u4e00\u500b\u7528\u6236\u5230\u67d0\u500b\u985e\u5225\u6642\uff0c\u5c31\u6703\u589e\u52a0\u8a72\u985e\u5225\u7684\u8a08\u6578\u3002\u9019\u6a23\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u7372\u53d6\u6bcf\u500b\u985e\u5225\u7684\u7528\u6236\u6578\u91cf\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u4f7f\u7528Redis\u9032\u884c\u6578\u64da\u7d71\u8a08\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u7c21\u55ae\u7684\u8173\u672c\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u7d71\u8a08\u5404\u7a2e\u6578\u64da\u7684\u6578\u91cf\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u64f4\u5c55\u3002\u7121\u8ad6\u662f\u5728\u96fb\u5b50\u5546\u52d9\u3001\u793e\u4ea4\u5a92\u9ad4\u9084\u662f\u5176\u4ed6\u61c9\u7528\u4e2d\uff0cRedis\u90fd\u80fd\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/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":"
\u4f7f\u7528\u8173\u672c\u7a0b\u5e8f\u7d71\u8a08Redis\u4e2d\u7684\u6578\u91cf\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff0c\u63d0\u5347\u6548\u7387\uff0c\u8f15\u9b06\u7372\u53d6\u5be6\u6642\u7d71\u8a08\u4fe1\u606f\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-185440","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185440","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=185440"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185440\/revisions"}],"predecessor-version":[{"id":185441,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185440\/revisions\/185441"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185440"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185440"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}