{"id":184884,"date":"2024-11-10T16:56:20","date_gmt":"2024-11-10T08:56:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184884\/"},"modified":"2024-11-10T16:56:21","modified_gmt":"2024-11-10T08:56:21","slug":"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e9%bb%9e%e8%b4%8a%e5%8a%9f%e8%83%bd%e7%9a%84%e6%8c%87%e5%8d%97%ef%bc%88redis%e9%bb%9e%e8%b4%8a%e5%8a%9f%e8%83%bd%e6%80%8e%e9%ba%bc%e7%94%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184884\/","title":{"rendered":"\u4f7f\u7528Redis\u5be6\u73fe\u9ede\u8d0a\u529f\u80fd\u7684\u6307\u5357\uff08redis\u9ede\u8d0a\u529f\u80fd\u600e\u9ebc\u7528\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e9%bb%9e%e8%b4%8a%e5%8a%9f%e8%83%bd%e7%9a%84%e6%8c%87%e5%8d%97-PpokShLPfa\">\u4f7f\u7528Redis\u5be6\u73fe\u9ede\u8d0a\u529f\u80fd\u7684\u6307\u5357<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u9ede\u8d0a\u529f\u80fd\u5df2\u6210\u70ba\u7528\u6236\u4e92\u52d5\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u9084\u662f\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\uff0c\u9ede\u8d0a\u529f\u80fd\u90fd\u80fd\u6709\u6548\u63d0\u5347\u7528\u6236\u53c3\u8207\u5ea6\u548c\u5167\u5bb9\u7684\u66dd\u5149\u7387\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u4e00\u500b\u9ad8\u6548\u7684\u9ede\u8d0a\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\u548c\u5be6\u73fe\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-PpokShLPfa\">\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\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\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\u5099\u9ad8\u6548\u7684\u8b80\u5beb\u6027\u80fd\uff0c\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87redis%e4%be%86%e5%af%a6%e7%8f%be%e9%bb%9e%e8%b4%8a%e5%8a%9f%e8%83%bd%ef%bc%9f-PpokShLPfa\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\u4f86\u5be6\u73fe\u9ede\u8d0a\u529f\u80fd\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\u7684\u9ede\u8d0a\u8acb\u6c42\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6613\u7528\uff1a<\/strong>Redis\u63d0\u4f9b\u4e86\u7c21\u55ae\u7684API\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u652f\u6301\u539f\u5b50\u64cd\u4f5c\uff1a<\/strong>Redis\u7684\u539f\u5b50\u6027\u78ba\u4fdd\u4e86\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e0b\u7684\u6578\u64da\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e6%ad%a5%e9%a9%9f-PpokShLPfa\">\u5be6\u73fe\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%ae%89%e8%a3%9dredis-PpokShLPfa\">1. \u5b89\u88ddRedis<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u60a8\u7684\u4f3a\u670d\u5668\u4e0a\u5b89\u88ddRedis\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5728Ubuntu\u4e0a\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install redis-server<\/code><\/pre>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u555f\u52d5Redis\u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl start redis.service<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e8%a8%88%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-PpokShLPfa\">2. \u8a2d\u8a08\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u5728Redis\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u96c6\u5408\uff08Set\uff09\u4f86\u5b58\u5132\u9ede\u8d0a\u7684\u7528\u6236ID\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u91cd\u8907\u9ede\u8d0a\u3002\u6bcf\u500b\u5167\u5bb9\u7684\u9ede\u8d0a\u6578\u53ef\u4ee5\u4f7f\u7528\u4e00\u500b\u6574\u6578\u4f86\u8868\u793a\uff0c\u4e26\u4e14\u53ef\u4ee5\u4f7f\u7528\u9375\u503c\u5c0d\u4f86\u5b58\u5132\u3002<\/p>\n<h3 id=\"3-%e5%af%a6%e7%8f%be%e9%bb%9e%e8%b4%8a%e5%8a%9f%e8%83%bd-PpokShLPfa\">3. \u5be6\u73fe\u9ede\u8d0a\u529f\u80fd<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528Python\u548cRedis\u5be6\u73fe\u9ede\u8d0a\u529f\u80fd\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\ndef like_content(content_id, user_id):\n    # \u4f7f\u7528\u96c6\u5408\u4f86\u5b58\u5132\u9ede\u8d0a\u7684\u7528\u6236ID\n    key = f\"likes:{content_id}\"\n    \n    # \u5224\u65b7\u7528\u6236\u662f\u5426\u5df2\u7d93\u9ede\u8d0a\n    if r.sadd(key, user_id):\n        # \u5982\u679c\u7528\u6236\u6210\u529f\u9ede\u8d0a\uff0c\u589e\u52a0\u9ede\u8d0a\u6578\n        r.incr(f\"like_count:{content_id}\")\n        return True\n    return False\n\ndef get_like_count(content_id):\n    # \u7372\u53d6\u9ede\u8d0a\u6578\n    return r.get(f\"like_count:{content_id}\") or 0\n<\/code><\/pre>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e9%bb%9e%e8%b4%8a%e5%8a%9f%e8%83%bd-PpokShLPfa\">4. \u6e2c\u8a66\u9ede\u8d0a\u529f\u80fd<\/h3>\n<p>\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u6e2c\u8a66\u9ede\u8d0a\u529f\u80fd\uff1a<\/p>\n<pre><code>if __name__ == \"__main__\":\n    content_id = \"123\"\n    user_id = \"user_1\"\n    \n    if like_content(content_id, user_id):\n        print(\"\u9ede\u8d0a\u6210\u529f\uff01\")\n    else:\n        print(\"\u60a8\u5df2\u7d93\u9ede\u904e\u8d0a\u4e86\u3002\")\n    \n    print(f\"\u7576\u524d\u9ede\u8d0a\u6578\uff1a{get_like_count(content_id)}\")<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-PpokShLPfa\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u5be6\u73fe\u9ede\u8d0a\u529f\u80fd\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u9084\u80fd\u7c21\u5316\u958b\u767c\u904e\u7a0b\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u96c6\u6210\u9ede\u8d0a\u529f\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u4f3a\u670d\u5668\u4f86\u904b\u884cRedis\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Redis\u5be6\u73fe\u9ede\u8d0a\u529f\u80fd\uff0c\u7c21\u55ae\u6b65\u9a5f\u6559\u4f60\u9ad8\u6548\u7ba1\u7406\u7528\u6236\u9ede\u8d0a\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\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-184884","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184884","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=184884"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184884\/revisions"}],"predecessor-version":[{"id":184885,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184884\/revisions\/184885"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}