{"id":128687,"date":"2024-10-26T16:00:18","date_gmt":"2024-10-26T08:00:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128687\/"},"modified":"2024-10-26T16:00:19","modified_gmt":"2024-10-26T08:00:19","slug":"redis%e5%af%a6%e7%8f%be%e7%b0%a1%e6%98%93%e9%bb%9e%e8%ae%9a%e8%b8%a9%e7%b3%bb%e7%b5%b1%ef%bc%88redis%e8%ae%9a%e8%b8%a9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128687\/","title":{"rendered":"Redis\u5be6\u73fe\u7c21\u6613\u9ede\u8b9a\u8e29\u7cfb\u7d71\uff08redis\u8b9a\u8e29\uff09"},"content":{"rendered":"

Redis\u5be6\u73fe\u7c21\u6613\u9ede\u8b9a\u8e29\u7cfb\u7d71\uff08redis\u8b9a\u8e29\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u9ede\u8b9a\u548c\u8e29\u7684\u529f\u80fd\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u793e\u4ea4\u5a92\u9ad4\u548c\u7db2\u7ad9\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u9019\u4e9b\u529f\u80fd\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u7528\u6236\u7684\u4e92\u52d5\u6027\uff0c\u9084\u80fd\u5920\u5e6b\u52a9\u7db2\u7ad9\u7ba1\u7406\u8005\u6536\u96c6\u7528\u6236\u53cd\u994b\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u4f86\u5be6\u73fe\u4e00\u500b\u7c21\u6613\u7684\u9ede\u8b9a\u8e29\u7cfb\u7d71\u3002<\/p>\n

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

Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\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\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u548c\u5feb\u901f\u7684\u8b80\u5beb\u901f\u5ea6\uff0cRedis\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u9ad8\u983b\u6b21\u8b80\u5beb\u7684\u61c9\u7528\u5834\u666f\uff0c\u4f8b\u5982\u9ede\u8b9a\u8e29\u7cfb\u7d71\u3002<\/p>\n

\u9ede\u8b9a\u8e29\u7cfb\u7d71\u7684\u57fa\u672c\u539f\u7406<\/h2>\n

\u9ede\u8b9a\u8e29\u7cfb\u7d71\u7684\u57fa\u672c\u529f\u80fd\u662f\u5141\u8a31\u7528\u6236\u5c0d\u5167\u5bb9\u9032\u884c\u8a55\u50f9\uff0c\u901a\u5e38\u5206\u70ba\u201c\u8b9a\u201d\u548c\u201c\u8e29\u201d\u5169\u7a2e\u9078\u64c7\u3002\u6bcf\u7576\u7528\u6236\u5c0d\u67d0\u500b\u5167\u5bb9\u9032\u884c\u8a55\u50f9\u6642\uff0c\u7cfb\u7d71\u9700\u8981\u66f4\u65b0\u8a72\u5167\u5bb9\u7684\u8b9a\u548c\u8e29\u7684\u8a08\u6578\u3002\u9019\u4e9b\u8a08\u6578\u53ef\u4ee5\u7528\u4f86\u8a55\u4f30\u5167\u5bb9\u7684\u53d7\u6b61\u8fce\u7a0b\u5ea6\u3002<\/p>\n

\u4f7f\u7528Redis\u5be6\u73fe\u9ede\u8b9a\u8e29\u7cfb\u7d71<\/h2>\n

\u4ee5\u4e0b\u662f\u4f7f\u7528Redis\u5be6\u73fe\u7c21\u6613\u9ede\u8b9a\u8e29\u7cfb\u7d71\u7684\u6b65\u9a5f\uff1a<\/p>\n

1. \u74b0\u5883\u6e96\u5099<\/h3>\n

\u9996\u5148\uff0c\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86Redis\u670d\u52d9\u5668\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5728Linux\u7cfb\u7d71\u4e0a\u5b89\u88ddRedis\uff1a<\/p>\n

sudo apt-get update\nsudo apt-get install redis-server\n<\/code><\/pre>\n
2. \u6578\u64da\u7d50\u69cb\u8a2d\u8a08<\/h3>\n
\u5728Redis\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u6bcf\u500b\u5167\u5bb9\u7684\u8b9a\u548c\u8e29\u7684\u8a08\u6578\u3002\u5047\u8a2d\u6211\u5011\u7684\u5167\u5bb9ID\u70ba\u201ccontent:1\u201d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u521d\u59cb\u5316\u8b9a\u548c\u8e29\u7684\u8a08\u6578\uff1a<\/p>\n
HSET content:1 likes 0\nHSET content:1 dislikes 0\n<\/code><\/pre>\n
3. \u5be6\u73fe\u9ede\u8b9a\u548c\u8e29\u7684\u529f\u80fd<\/h3>\n
\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5be6\u73fe\u9ede\u8b9a\u548c\u8e29\u7684\u529f\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u589e\u52a0\u8b9a\u548c\u8e29\u7684\u8a08\u6578\uff1a<\/p>\n
HINCRBY content:1 likes 1  # \u9ede\u8b9a\nHINCRBY content:1 dislikes 1  # \u9ede\u8e29\n<\/code><\/pre>\n
\u9019\u6a23\uff0c\u6bcf\u7576\u7528\u6236\u9ede\u64ca\u8b9a\u6216\u8e29\u6642\uff0c\u5c0d\u61c9\u7684\u8a08\u6578\u5c31\u6703\u81ea\u52d5\u589e\u52a0\u3002<\/p>\n
4. \u7372\u53d6\u8b9a\u548c\u8e29\u7684\u8a08\u6578<\/h3>\n
\u8981\u7372\u53d6\u67d0\u500b\u5167\u5bb9\u7684\u8b9a\u548c\u8e29\u7684\u8a08\u6578\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
HGET content:1 likes\nHGET content:1 dislikes\n<\/code><\/pre>\n
\u793a\u4f8b\u4ee3\u78bc<\/h2>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u9ede\u8b9a\u8e29\u7cfb\u7d71\uff1a<\/p>\n
import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u521d\u59cb\u5316\u5167\u5bb9\ncontent_id = 'content:1'\nr.hset(content_id, 'likes', 0)\nr.hset(content_id, 'dislikes', 0)\n\n# \u9ede\u8b9a\ndef like_content(content_id):\n    r.hincrby(content_id, 'likes', 1)\n\n# \u9ede\u8e29\ndef dislike_content(content_id):\n    r.hincrby(content_id, 'dislikes', 1)\n\n# \u7372\u53d6\u8a08\u6578\ndef get_counts(content_id):\n    likes = r.hget(content_id, 'likes')\n    dislikes = r.hget(content_id, 'dislikes')\n    return likes, dislikes\n\n# \u4f7f\u7528\u793a\u4f8b\nlike_content(content_id)\ndislike_content(content_id)\nprint(get_counts(content_id))\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u901a\u904e\u4f7f\u7528Redis\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u4e00\u500b\u9ad8\u6548\u7684\u9ede\u8b9a\u8e29\u7cfb\u7d71\u3002Redis\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u8655\u7406\u5927\u91cf\u7528\u6236\u4e92\u52d5\u7684\u7406\u60f3\u9078\u64c7\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u9084\u662f\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\uff0c\u9019\u7a2e\u7c21\u6613\u7684\u9ede\u8b9a\u8e29\u529f\u80fd\u90fd\u80fd\u5920\u986f\u8457\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Redis\u69cb\u5efa\u7c21\u6613\u7684\u9ede\u8b9a\u8e29\u7cfb\u7d71\uff0c\u63d0\u5347\u7528\u6236\u4e92\u52d5\u8207\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u5373\u6642\u53cd\u994b\u529f\u80fd\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-128687","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128687","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=128687"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128687\/revisions"}],"predecessor-version":[{"id":128688,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128687\/revisions\/128688"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}