{"id":154359,"date":"2024-11-02T15:09:21","date_gmt":"2024-11-02T07:09:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/154359\/"},"modified":"2024-11-02T15:09:22","modified_gmt":"2024-11-02T07:09:22","slug":"%e5%ae%9a%e6%99%82%e5%90%8c%e6%ad%a5%ef%bc%9a%e5%af%a6%e7%8f%bemysql%e8%88%87redis%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e6%93%9a%e5%90%8c%e6%ad%a5-mysql%e5%ae%9a%e6%99%82%e5%8f%96redis%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/154359\/","title":{"rendered":"\u5b9a\u6642\u540c\u6b65\uff1a\u5be6\u73feMySQL\u8207Redis\u6578\u64da\u5eab\u6578\u64da\u540c\u6b65 (mysql\u5b9a\u6642\u53d6redis\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e5%ae%9a%e6%99%82%e5%90%8c%e6%ad%a5%ef%bc%9a%e5%af%a6%e7%8f%bemysql%e8%88%87redis%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e6%93%9a%e5%90%8c%e6%ad%a5-RAPAOLxprD\">\u5b9a\u6642\u540c\u6b65\uff1a\u5be6\u73feMySQL\u8207Redis\u6578\u64da\u5eab\u6578\u64da\u540c\u6b65<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u7684\u5373\u6642\u6027\u548c\u4e00\u81f4\u6027\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002MySQL\u548cRedis\u662f\u5169\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5404\u81ea\u64c1\u6709\u4e0d\u540c\u7684\u7279\u9ede\u548c\u512a\u52e2\u3002MySQL\u662f\u4e00\u7a2e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff0c\u9069\u5408\u8655\u7406\u7d50\u69cb\u5316\u6578\u64da\uff0c\u800cRedis\u5247\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u9069\u5408\u8655\u7406\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u5834\u666f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5be6\u73feMySQL\u8207Redis\u4e4b\u9593\u7684\u5b9a\u6642\u6578\u64da\u540c\u6b65\uff0c\u7279\u5225\u662f\u5982\u4f55\u5b9a\u6642\u5f9eRedis\u4e2d\u63d0\u53d6\u6578\u64da\u5230MySQL\u4e2d\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%95%b8%e6%93%9a%e5%90%8c%e6%ad%a5%ef%bc%9f-RAPAOLxprD\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6578\u64da\u540c\u6b65\uff1f<\/h2>\n<p>\u6578\u64da\u540c\u6b65\u7684\u9700\u6c42\u4e3b\u8981\u4f86\u81ea\u65bc\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5728\u591a\u500b\u6578\u64da\u6e90\u4e4b\u9593\u4fdd\u6301\u6578\u64da\u7684\u4e00\u81f4\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u5831\u544a\u548c\u5206\u6790\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>Redis\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u7de9\u5b58\u5c64\uff0c\u80fd\u5920\u6e1b\u5c11\u5c0dMySQL\u7684\u76f4\u63a5\u67e5\u8a62\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u7cfb\u7d71\u7684\u6027\u80fd\u3002<\/li>\n<li><strong>\u6578\u64da\u5099\u4efd\uff1a<\/strong>\u5b9a\u671f\u5c07Redis\u4e2d\u7684\u6578\u64da\u540c\u6b65\u5230MySQL\u4e2d\uff0c\u53ef\u4ee5\u4f5c\u70ba\u4e00\u7a2e\u6578\u64da\u5099\u4efd\u7684\u65b9\u5f0f\uff0c\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%bemysql%e8%88%87redis%e6%95%b8%e6%93%9a%e5%90%8c%e6%ad%a5%e7%9a%84%e6%ad%a5%e9%a9%9f-RAPAOLxprD\">\u5be6\u73feMySQL\u8207Redis\u6578\u64da\u540c\u6b65\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-RAPAOLxprD\">1. \u78ba\u5b9a\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u5728\u958b\u59cb\u540c\u6b65\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u5b9aRedis\u4e2d\u5b58\u5132\u7684\u6578\u64da\u7d50\u69cb\u4ee5\u53caMySQL\u4e2d\u5c0d\u61c9\u7684\u8868\u7d50\u69cb\u3002\u5047\u8a2d\u6211\u5011\u5728Redis\u4e2d\u5b58\u5132\u7528\u6236\u4fe1\u606f\uff0c\u7d50\u69cb\u5982\u4e0b\uff1a<\/p>\n<pre><code>\n{\n    \"user:1\": {\"name\": \"Alice\", \"age\": 30},\n    \"user:2\": {\"name\": \"Bob\", \"age\": 25}\n}\n<\/code><\/pre>\n<p>\u5c0d\u61c9\u7684MySQL\u8868\u7d50\u69cb\u53ef\u4ee5\u8a2d\u8a08\u70ba\uff1a<\/p>\n<pre><code>\nCREATE TABLE users (\n    id INT PRIMARY KEY AUTO_INCREMENT,\n    name VARCHAR(100),\n    age INT\n);\n<\/code><\/pre>\n<h3 id=\"2-%e7%b7%a8%e5%af%ab%e5%90%8c%e6%ad%a5%e8%85%b3%e6%9c%ac-RAPAOLxprD\">2. \u7de8\u5beb\u540c\u6b65\u8173\u672c<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528Python\u6216\u5176\u4ed6\u8a9e\u8a00\u7de8\u5beb\u4e00\u500b\u5b9a\u6642\u4efb\u52d9\uff0c\u5b9a\u671f\u5f9eRedis\u4e2d\u63d0\u53d6\u6578\u64da\u4e26\u63d2\u5165\u5230MySQL\u4e2d\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nimport redis\nimport mysql.connector\nfrom mysql.connector import Error\n\n# \u9023\u63a5Redis\nredis_client = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u9023\u63a5MySQL\ndef create_connection():\n    connection = None\n    try:\n        connection = mysql.connector.connect(\n            host='localhost',\n            user='your_user',\n            password='your_password',\n            database='your_database'\n        )\n    except Error as e:\n        print(f\"Error: '{e}'\")\n    return connection\n\n# \u540c\u6b65\u6578\u64da\ndef sync_data():\n    connection = create_connection()\n    cursor = connection.cursor()\n    \n    for key in redis_client.keys('user:*'):\n        user_data = redis_client.hgetall(key)\n        user_id = key.decode('utf-8').split(':')[1]\n        name = user_data[b'name'].decode('utf-8')\n        age = int(user_data[b'age'])\n        \n        cursor.execute(\"INSERT INTO users (id, name, age) VALUES (%s, %s, %s) ON DUPLICATE KEY UPDATE name=%s, age=%s\",\n                       (user_id, name, age, name, age))\n    \n    connection.commit()\n    cursor.close()\n    connection.close()\n\n# \u5b9a\u6642\u57f7\u884c\nif __name__ == \"__main__\":\n    sync_data()\n<\/code><\/pre>\n<h3 id=\"3-%e8%a8%ad%e7%bd%ae%e5%ae%9a%e6%99%82%e4%bb%bb%e5%8b%99-RAPAOLxprD\">3. \u8a2d\u7f6e\u5b9a\u6642\u4efb\u52d9<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528cron\u4f86\u8a2d\u7f6e\u5b9a\u6642\u4efb\u52d9\uff0c\u5b9a\u671f\u57f7\u884c\u4e0a\u8ff0\u8173\u672c\u3002\u4ee5\u4e0b\u662f\u4e00\u500bcron\u7684\u8a2d\u7f6e\u793a\u4f8b\uff0c\u6bcf\u5c0f\u6642\u57f7\u884c\u4e00\u6b21\uff1a<\/p>\n<pre><code>\n0 * * * * \/usr\/bin\/python3 \/path\/to\/your\/script.py\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RAPAOLxprD\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u5b9a\u6642\u540c\u6b65MySQL\u8207Redis\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u6301\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\uff0c\u4e26\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5920\u6e1b\u5c11\u5c0dMySQL\u7684\u76f4\u63a5\u67e5\u8a62\uff0c\u9084\u80fd\u4f5c\u70ba\u4e00\u7a2e\u6578\u64da\u5099\u4efd\u7684\u624b\u6bb5\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u5834\u666f\uff0c\u9019\u7a2e\u6578\u64da\u540c\u6b65\u7b56\u7565\u662f\u975e\u5e38\u6709\u50f9\u503c\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u64cd\u4f5c\uff0cServer.HK 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