{"id":202250,"date":"2025-05-10T13:15:26","date_gmt":"2025-05-10T05:15:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202250\/"},"modified":"2025-05-10T13:15:26","modified_gmt":"2025-05-10T05:15:26","slug":"redis%ef%bc%9a%e9%ab%98%e6%80%a7%e8%83%bd%e7%bc%93%e5%ad%98%e7%9a%84%e5%88%a9%e5%99%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202250\/","title":{"rendered":"Redis\uff1a\u9ad8\u6027\u80fd\u7f13\u5b58\u7684\u5229\u5668"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\uff1a\u9ad8\u6027\u80fd\u7f13\u5b58\u7684\u5229\u5668<\/h1>\n

\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230golang\u5b66\u4e60\u7f51\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u300aRedis\uff1a\u9ad8\u6027\u80fd\u7f13\u5b58\u7684\u5229\u5668\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9\u6570\u636e\u5e93<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n

Redis\uff1a\u9ad8\u6027\u80fd\u7f13\u5b58\u7684\u5229\u5668\uff0c\u9700\u8981\u5177\u4f53\u4ee3\u7801\u793a\u4f8b<\/p>\n

\u5f15\u8a00\uff1a
\u5728\u5feb\u8282\u594f\u7684\u73b0\u4ee3\u751f\u6d3b\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u6210\u4e3a\u4e86\u4f01\u4e1a\u548c\u4e2a\u4eba\u8ffd\u6c42\u7684\u91cd\u8981\u76ee\u6807\u3002\u5bf9\u4e8e\u5927\u91cf\u4e14\u9891\u7e41\u8bbf\u95ee\u7684\u6570\u636e\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u5b58\u50a8\u548c\u8bbf\u95ee\uff0c\u6210\u4e3a\u4e86\u4e00\u4e2a\u91cd\u8981\u7684\u6311\u6218\u3002Redis\u4f5c\u4e3a\u4e00\u79cd\u9ad8\u6027\u80fd\u7684\u7f13\u5b58\u5de5\u5177\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u5728\u5404\u4e2a\u4e92\u8054\u7f51\u5e94\u7528\u4e2d\u3002\u672c\u6587\u5c06\u63a2\u8ba8Redis\u7f13\u5b58\u7684\u7279\u70b9\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528Redis\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

\u4e00\u3001Redis\u7f13\u5b58\u7684\u7279\u70b9<\/p>\n

    \n
  1. \u9ad8\u901f\u7f13\u5b58\uff1aRedis\u662f\u4e00\u4e2a\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5b58\u50a8\u7cfb\u7edf\uff0c\u5b83\u80fd\u591f\u9ad8\u901f\u5730\u5b58\u50a8\u548c\u8bfb\u53d6\u6570\u636e\u3002\u76f8\u6bd4\u4e8e\u4f20\u7edf\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0cRedis\u7684\u8bfb\u5199\u6027\u80fd\u66f4\u9ad8\u3002<\/li>\n
  2. Key-Value\u5b58\u50a8\uff1aRedis\u91c7\u7528\u7b80\u5355\u7684Key-Value\u5b58\u50a8\u6a21\u578b\uff0c\u901a\u8fc7\u63d0\u4f9b\u7b80\u5355\u800c\u6709\u6548\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u8868\u3001\u5217\u8868\u7b49\uff0c\u4f7f\u5f97\u5b58\u50a8\u548c\u68c0\u7d22\u6570\u636e\u66f4\u52a0\u65b9\u4fbf\u3002<\/li>\n
  3. \u6301\u4e45\u5316\u5b58\u50a8\uff1a\u9664\u4e86\u5c06\u6570\u636e\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0cRedis\u4e5f\u652f\u6301\u5c06\u6570\u636e\u6301\u4e45\u5316\u5230\u78c1\u76d8\u4e2d\u3002\u5373\u4f7f\u5728\u65ad\u7535\u6216\u91cd\u542f\u540e\uff0c\u6570\u636e\u4ecd\u7136\u53ef\u4ee5\u6062\u590d\u3002<\/li>\n
  4. \u53d1\u5e03-\u8ba2\u9605\u6a21\u5f0f\uff1aRedis\u652f\u6301\u53d1\u5e03-\u8ba2\u9605\u6a21\u5f0f\uff0c\u53ef\u4ee5\u8fdb\u884c\u5b9e\u65f6\u7684\u6d88\u606f\u63a8\u9001\u548c\u8ba2\u9605\u64cd\u4f5c\uff0c\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u5b9e\u65f6\u6027\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/li>\n<\/ol>\n

    \u4e8c\u3001Redis\u7f13\u5b58\u7684\u4f7f\u7528\u793a\u4f8b
    \u4e0b\u9762\u5c06\u4ecb\u7ecdRedis\u7684\u51e0\u79cd\u5e38\u89c1\u7684\u4f7f\u7528\u573a\u666f\uff0c\u5e76\u7ed9\u51fa\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

      \n
    1. \u7f13\u5b58\u67e5\u8be2\u7ed3\u679c
      \u5728Web\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6709\u4e9b\u67e5\u8be2\u7ed3\u679c\u662f\u9891\u7e41\u8bfb\u53d6\u4f46\u5f88\u5c11\u53d8\u5316\u7684\u3002\u4f7f\u7528Redis\u7f13\u5b58\u8fd9\u4e9b\u67e5\u8be2\u7ed3\u679c\u53ef\u4ee5\u5927\u5927\u51cf\u5c0f\u5bf9\u6570\u636e\u5e93\u7684\u8bbf\u95ee\u538b\u529b\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u4e8eJava\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n
      String queryKey = \"user:1:info\";\nString result = redis.get(queryKey);\nif(result == null){\n    \/\/ \u4ece\u6570\u636e\u5e93\u4e2d\u8bfb\u53d6\u6570\u636e\n    result = db.query(\"SELECT * FROM user WHERE id = 1\");\n    \/\/ \u5c06\u67e5\u8be2\u7ed3\u679c\u5199\u5165Redis\u7f13\u5b58\u4e2d\uff0c\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u4e3a1\u5c0f\u65f6\n    redis.setex(queryKey, 3600, result);\n} else {\n    \/\/ \u7f13\u5b58\u547d\u4e2d\uff0c\u76f4\u63a5\u4f7f\u7528\u7f13\u5b58\u6570\u636e\n    System.out.println(\"Cache hit!\");\n}<\/pre>\n
        \n
      1. \u7f13\u5b58\u70ed\u95e8\u6587\u7ae0\u5217\u8868
        \u5728\u4e00\u4e2a\u65b0\u95fb\u6216\u535a\u5ba2\u7f51\u7ad9\u4e2d\uff0c\u7ecf\u5e38\u9700\u8981\u663e\u793a\u70ed\u95e8\u6587\u7ae0\u5217\u8868\uff0c\u8fd9\u4e9b\u5217\u8868\u662f\u6839\u636e\u6587\u7ae0\u7684\u8bbf\u95ee\u91cf\u6216\u8bc4\u8bba\u6570\u6765\u6392\u5e8f\u7684\u3002\u4f7f\u7528Redis\u7684\u6709\u5e8f\u96c6\u5408\u6570\u636e\u7ed3\u6784\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u4e8ePython\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n
        # \u83b7\u53d6\u70ed\u95e8\u6587\u7ae0\u5217\u8868\ndef get_hot_articles(num):\n    articles = redis.zrevrange(\"hot:articles\", 0, num-1)\n    return articles\n\n# \u66f4\u65b0\u6587\u7ae0\u7684\u70ed\u5ea6\ndef increase_article_score(article_id):\n    redis.zincrby(\"hot:articles\", 1, article_id)\n\n# \u793a\u4f8b\u4ee3\u7801\n# \u6587\u7ae0\u88ab\u8bbf\u95ee\u65f6\uff0c\u66f4\u65b0\u6587\u7ae0\u70ed\u5ea6\ndef view_article(article_id):\n    increase_article_score(article_id)\n    # \u5176\u4ed6\u4e1a\u52a1\u903b\u8f91<\/pre>\n
          \n
        1. \u7f13\u5b58\u4f1a\u8bdd\u6570\u636e
          \u5728\u5206\u5e03\u5f0f\u7684Web\u5e94\u7528\u4e2d\uff0c\u4e3a\u4e86\u4fdd\u6301\u7528\u6237\u7684\u767b\u5f55\u72b6\u6001\uff0c\u9700\u8981\u5728\u4e0d\u540c\u7684\u670d\u52a1\u4e4b\u95f4\u5171\u4eab\u4f1a\u8bdd\u6570\u636e\u3002\u4f7f\u7528Redis\u5b58\u50a8\u4f1a\u8bdd\u6570\u636e\uff0c\u65e2\u65b9\u4fbf\u53c8\u9ad8\u6548\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u4e8eNode.js\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n
          \/\/ \u5b58\u50a8\u4f1a\u8bdd\u6570\u636e\nfunction save_session(session_id, user_info){\n    redis.hset(\"session:\" + session_id, \"user_info\", JSON.stringify(user_info));\n}\n\n\/\/ \u83b7\u53d6\u4f1a\u8bdd\u6570\u636e\nfunction get_session(session_id){\n    return redis.hget(\"session:\" + session_id, \"user_info\");\n}\n\n\/\/ \u793a\u4f8b\u4ee3\u7801\n\/\/ \u7528\u6237\u767b\u5f55\u6210\u529f\u540e\uff0c\u4fdd\u5b58\u4f1a\u8bdd\u6570\u636e\nsave_session(\"session_id\", { user_id: 1, username: \"admin\" });\n\n\/\/ \u83b7\u53d6\u4f1a\u8bdd\u6570\u636e\uff0c\u5e76\u9a8c\u8bc1\u7528\u6237\u8eab\u4efd\nvar session_data = JSON.parse(get_session(\"session_id\"));\nconsole.log(\"User info: \", session_data);<\/pre>\n
          \u7ed3\u8bba\uff1a
          Redis\u4f5c\u4e3a\u4e00\u79cd\u9ad8\u6027\u80fd\u7f13\u5b58\u5de5\u5177\uff0c\u80fd\u591f\u5927\u5927\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u901a\u8fc7\u4f7f\u7528Redis\u7684\u7279\u6027\u548c\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u4e86\u89e3\u548c\u5e94\u7528Redis\u7f13\u5b58\uff0c\u4e3a\u81ea\u5df1\u7684\u5e94\u7528\u7a0b\u5e8f\u5e26\u6765\u9ad8\u6548\u7684\u6570\u636e\u5b58\u50a8\u548c\u8bbf\u95ee\u4f53\u9a8c\u3002<\/p>\n
          \n
          \n <\/dt>\n
          \n   \u4eac\u4e1c\u56fd\u9645\u53cc\u5341\u4e00\u9996\u5468\u8fdb\u53e3\u5546\u54c1\u6210\u4ea4\u989d\u540c\u6bd4\u589e\u957f 55%\n <\/dd>\n<\/dl>\n
          \n
          \n <\/dt>\n
          \n   \u5982\u4f55\u8fdb\u884cLinux\u7cfb\u7edf\u7684\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u548c\u8d1f\u8f7d\u5747\u8861\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
          Redis\uff1a\u9ad8\u6027\u80fd\u7f13\u5b58\u7684\u5229\u5668 \u6b22...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202250","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202250","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202250"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202250\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}