{"id":75810,"date":"2024-10-16T01:25:16","date_gmt":"2024-10-15T17:25:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75810\/"},"modified":"2024-10-16T01:25:16","modified_gmt":"2024-10-15T17:25:16","slug":"mysql-%e6%9f%a5%e8%a9%a2%e7%b5%90%e6%9e%9c%e5%b0%8e%e5%87%ba%e5%88%b0%e6%96%87%e4%bb%b6%e7%9a%84%e5%8f%a6%e7%b1%bb%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75810\/","title":{"rendered":"MySQL \u67e5\u8a62\u7d50\u679c\u5c0e\u51fa\u5230\u6587\u4ef6\u7684\u53e6\u7c7b\u65b9\u6cd5"},"content":{"rendered":"

MySQL \u67e5\u8a62\u7d50\u679c\u5c0e\u51fa\u5230\u6587\u4ef6\u7684\u53e6\u7c7b\u65b9\u6cd5<\/h1>\n

\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5c07\u67e5\u8a62\u7d50\u679c\u5c0e\u51fa\u5230\u6587\u4ef6\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u50b3\u7d71\u4e0a\uff0c\u6211\u5011\u53ef\u80fd\u6703\u4f7f\u7528 MySQL \u7684 SELECT ... INTO OUTFILE<\/code> \u8a9e\u53e5\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002\u7136\u800c\uff0c\u9019\u4e26\u4e0d\u662f\u552f\u4e00\u7684\u65b9\u6cd5\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u66ff\u4ee3\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u9748\u6d3b\u5730\u5c0e\u51fa MySQL \u67e5\u8a62\u7d50\u679c\u3002<\/p>\n

\u4f7f\u7528 MySQL \u5ba2\u6236\u7aef\u5de5\u5177<\/h2>\n

\u8a31\u591a MySQL \u5ba2\u6236\u7aef\u5de5\u5177\u63d0\u4f9b\u4e86\u5716\u5f62\u754c\u9762\uff0c\u4f7f\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5c0e\u51fa\u67e5\u8a62\u7d50\u679c\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 MySQL Workbench<\/strong>\uff0c\u7528\u6236\u53ef\u4ee5\u57f7\u884c\u67e5\u8a62\u5f8c\uff0c\u9078\u64c7\u201c\u5c0e\u51fa\u201d\u9078\u9805\uff0c\u5c07\u7d50\u679c\u4fdd\u5b58\u70ba CSV\u3001JSON \u6216 Excel \u683c\u5f0f\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u7c21\u55ae\uff0c\u800c\u4e14\u76f4\u89c0\uff0c\u9069\u5408\u4e0d\u719f\u6089\u547d\u4ee4\u884c\u7684\u7528\u6236\u3002<\/p>\n

\u6b65\u9a5f\u793a\u7bc4<\/h3>\n
    \n
  1. \u6253\u958b MySQL Workbench \u4e26\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002<\/li>\n
  2. \u57f7\u884c\u6240\u9700\u7684\u67e5\u8a62\u3002<\/li>\n
  3. \u5728\u7d50\u679c\u9762\u677f\u4e2d\uff0c\u53f3\u9375\u55ae\u64ca\u4e26\u9078\u64c7\u201c\u5c0e\u51fa\u7d50\u679c\u201d\u9078\u9805\u3002<\/li>\n
  4. \u9078\u64c7\u6240\u9700\u7684\u6587\u4ef6\u683c\u5f0f\u4e26\u6307\u5b9a\u4fdd\u5b58\u4f4d\u7f6e\u3002<\/li>\n<\/ol>\n

    \u4f7f\u7528 PHP \u8173\u672c\u5c0e\u51fa\u6578\u64da<\/h2>\n

    \u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u4f7f\u7528 PHP \u8173\u672c\u4f86\u5c0e\u51fa MySQL \u67e5\u8a62\u7d50\u679c\u662f\u4e00\u500b\u9748\u6d3b\u7684\u9078\u64c7\u3002\u9019\u7a2e\u65b9\u6cd5\u5141\u8a31\u7528\u6236\u81ea\u5b9a\u7fa9\u5c0e\u51fa\u7684\u683c\u5f0f\u548c\u5167\u5bb9\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 PHP \u5c07\u67e5\u8a62\u7d50\u679c\u5c0e\u51fa\u70ba CSV \u6587\u4ef6\uff1a<\/p>\n

    <?php\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"database\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn->connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn->connect_error);\n}\n\n\/\/ \u67e5\u8a62\u6578\u64da\n$sql = \"SELECT * FROM your_table\";\n$result = $conn->query($sql);\n\n\/\/ \u6253\u958b\u6587\u4ef6\u4ee5\u5beb\u5165\n$fp = fopen('output.csv', 'w');\n\n\/\/ \u5beb\u5165\u6a19\u984c\u884c\nfputcsv($fp, array('Column1', 'Column2', 'Column3'));\n\n\/\/ \u5beb\u5165\u6578\u64da\u884c\nif ($result->num_rows > 0) {\n    while($row = $result->fetch_assoc()) {\n        fputcsv($fp, $row);\n    }\n}\n\n\/\/ \u95dc\u9589\u6587\u4ef6\u548c\u9023\u63a5\nfclose($fp);\n$conn->close();\n?><\/code><\/pre>\n
    \u9019\u6bb5\u4ee3\u78bc\u5c07\u67e5\u8a62\u7d50\u679c\u5beb\u5165\u540d\u70ba output.csv<\/code> \u7684\u6587\u4ef6\u4e2d\u3002\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u8981\u4fee\u6539\u67e5\u8a62\u548c\u6587\u4ef6\u540d\u3002<\/p>\n
    \u4f7f\u7528 Python \u5c0e\u51fa\u6578\u64da<\/h2>\n
    \u5982\u679c\u60a8\u719f\u6089 Python\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528 pandas<\/strong> \u5eab\u4f86\u5c0e\u51fa MySQL \u67e5\u8a62\u7d50\u679c\u3002\u9019\u7a2e\u65b9\u6cd5\u7279\u5225\u9069\u5408\u9700\u8981\u9032\u884c\u6578\u64da\u5206\u6790\u7684\u7528\u6236\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Python \u5c07 MySQL \u6578\u64da\u5c0e\u51fa\u70ba Excel \u6587\u4ef6\u7684\u793a\u4f8b\uff1a<\/p>\n
    import pandas as pd\nimport mysql.connector\n\n# \u9023\u63a5\u5230\u6578\u64da\u5eab\nconn = mysql.connector.connect(\n    host=\"localhost\",\n    user=\"username\",\n    password=\"password\",\n    database=\"database\"\n)\n\n# \u67e5\u8a62\u6578\u64da\nquery = \"SELECT * FROM your_table\"\ndf = pd.read_sql(query, conn)\n\n# \u5c07\u6578\u64da\u5c0e\u51fa\u70ba Excel \u6587\u4ef6\ndf.to_excel('output.xlsx', index=False)\n\n# \u95dc\u9589\u9023\u63a5\nconn.close()\n?><\/code><\/pre>\n
    \u9019\u6bb5\u4ee3\u78bc\u5c07\u67e5\u8a62\u7d50\u679c\u4fdd\u5b58\u70ba\u540d\u70ba output.xlsx<\/code> \u7684 Excel \u6587\u4ef6\uff0c\u65b9\u4fbf\u7528\u6236\u9032\u884c\u5f8c\u7e8c\u7684\u6578\u64da\u8655\u7406\u3002<\/p>\n
    \u7d50\u8ad6<\/h2>\n
    \u5c0e\u51fa MySQL \u67e5\u8a62\u7d50\u679c\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u7121\u8ad6\u662f\u4f7f\u7528\u5716\u5f62\u754c\u9762\u7684\u5ba2\u6236\u7aef\u5de5\u5177\uff0c\u9084\u662f\u7de8\u5beb\u8173\u672c\u9032\u884c\u81ea\u52d5\u5316\u8655\u7406\uff0c\u90fd\u80fd\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u6839\u64da\u5177\u9ad4\u60c5\u6cc1\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\u6d41\u7a0b\u3002<\/p>\n
    \u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u4f86\u904b\u884c\u60a8\u7684\u6578\u64da\u5eab\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u6211\u5011\u7684 \u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u63a2\u7d22 MySQL \u67e5\u8a62\u7d50\u679c\u5c0e\u51fa\u5230\u6587\u4ef6\u7684\u5275\u65b0\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\u6d41\u7a0b\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-75810","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75810","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=75810"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75810\/revisions"}],"predecessor-version":[{"id":75811,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75810\/revisions\/75811"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}