{"id":200103,"date":"2025-05-06T12:24:54","date_gmt":"2025-05-06T04:24:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200103\/"},"modified":"2025-05-06T12:24:54","modified_gmt":"2025-05-06T04:24:54","slug":"mysql%e5%9c%a8%e7%bd%91%e7%ab%99%e5%bc%80%e5%8f%91%e4%b8%ad%e7%9a%84%e5%85%b3%e9%94%ae%e4%bd%9c%e7%94%a8%e5%92%8c%e9%87%8d%e8%a6%81%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200103\/","title":{"rendered":"MySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5173\u952e\u4f5c\u7528\u548c\u91cd\u8981\u6027"},"content":{"rendered":"

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

MySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5173\u952e\u4f5c\u7528\u548c\u91cd\u8981\u6027<\/h1>\n

MySQL \u4f5c\u4e3a\u4e00\u79cd\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u5177\u5907\u5f00\u6e90\u3001\u6613\u7528\u3001\u591a\u5e73\u53f0\u652f\u6301\u7b49\u4f18\u52bf\uff0c\u540c\u65f6\u63d0\u4f9b\u5f3a\u5927\u7684\u6570\u636e\u5b58\u50a8\u3001\u68c0\u7d22\u3001\u66f4\u65b0\u3001\u5907\u4efd\u548c\u6062\u590d\u529f\u80fd\u3002MySQL \u8d1f\u8d23\u5b58\u50a8\u7f51\u7ad9\u6570\u636e\uff0c\u5305\u62ec\u7528\u6237\u4fe1\u606f\u3001\u6587\u7ae0\u5185\u5bb9\u3001\u5546\u54c1\u4fe1\u606f\u7b49\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6301\u4e45\u5316\u548c\u9ad8\u6548\u7684\u6570\u636e\u64cd\u4f5c\u3002<\/p>\n

MySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u91cd\u8981\u6027\u53ca\u4f5c\u7528<\/p>\n

MySQL\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002\u5b83\u7684\u4f18\u70b9\u5728\u4e8e\u5f00\u6e90\u3001\u6613\u4e8e\u4f7f\u7528\u3001\u652f\u6301\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf\u4ee5\u53ca\u5bf9SQL\u8bed\u8a00\u7684\u826f\u597d\u652f\u6301\u3002\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\uff0cMySQL\u626e\u6f14\u7740\u975e\u5e38\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u8d1f\u8d23\u5b58\u50a8\u7f51\u7ad9\u7684\u5404\u79cd\u6570\u636e\uff0c\u5305\u62ec\u7528\u6237\u4fe1\u606f\u3001\u6587\u7ae0\u5185\u5bb9\u3001\u5546\u54c1\u4fe1\u606f\u7b49\uff0c\u4e3a\u7f51\u7ad9\u63d0\u4f9b\u6570\u636e\u7684\u6301\u4e45\u5316\u5b58\u50a8\u548c\u9ad8\u6548\u7684\u6570\u636e\u68c0\u7d22\u3001\u66f4\u65b0\u7b49\u529f\u80fd\u3002<\/p>\n

MySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u4f5c\u7528\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

    \n
  1. \u6570\u636e\u5b58\u50a8\uff1aMySQL\u53ef\u4ee5\u5b58\u50a8\u7f51\u7ad9\u6240\u9700\u7684\u5404\u79cd\u6570\u636e\uff0c\u5982\u7528\u6237\u4fe1\u606f\u3001\u6587\u7ae0\u5185\u5bb9\u3001\u8bc4\u8bba\u7b49\u3002\u901a\u8fc7\u4f7f\u7528MySQL\uff0c\u7f51\u7ad9\u53ef\u4ee5\u5c06\u6570\u636e\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u6301\u4e45\u5316\u5b58\u50a8\uff0c\u786e\u4fdd\u6570\u636e\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002<\/li>\n
  2. \u6570\u636e\u68c0\u7d22\uff1aMySQL\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u67e5\u8be2\u529f\u80fd\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7f51\u7ad9\u4ece\u6570\u636e\u5e93\u4e2d\u68c0\u7d22\u9700\u8981\u7684\u6570\u636e\u3002\u7f51\u7ad9\u53ef\u4ee5\u901a\u8fc7\u7f16\u5199SQL\u8bed\u53e5\uff0c\u5b9e\u73b0\u5bf9\u6570\u636e\u5e93\u4e2d\u6570\u636e\u7684\u68c0\u7d22\u3001\u8fc7\u6ee4\u3001\u6392\u5e8f\u7b49\u64cd\u4f5c\uff0c\u4ece\u800c\u63d0\u9ad8\u6570\u636e\u68c0\u7d22\u7684\u6548\u7387\u3002<\/li>\n
  3. \u6570\u636e\u66f4\u65b0\uff1aMySQL\u652f\u6301\u4e8b\u52a1\u5904\u7406\uff0c\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u7f51\u7ad9\u5728\u8fdb\u884c\u6570\u636e\u66f4\u65b0\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8b\u52a1\u6765\u4fdd\u8bc1\u6570\u636e\u64cd\u4f5c\u7684\u539f\u5b50\u6027\uff0c\u907f\u514d\u6570\u636e\u66f4\u65b0\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u5f02\u5e38\u5bfc\u81f4\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u60c5\u51b5\u3002<\/li>\n
  4. \u6570\u636e\u5907\u4efd\u4e0e\u6062\u590d\uff1aMySQL\u63d0\u4f9b\u4e86\u591a\u79cd\u6570\u636e\u5907\u4efd\u548c\u6062\u590d\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7f51\u7ad9\u4fdd\u62a4\u6570\u636e\u4e0d\u4e22\u5931\u3002\u901a\u8fc7\u5b9a\u671f\u5907\u4efd\u6570\u636e\u5e93\uff0c\u7f51\u7ad9\u53ef\u4ee5\u5728\u6570\u636e\u610f\u5916\u4e22\u5931\u65f6\u8fc5\u901f\u6062\u590d\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\uff0c\u4fdd\u969c\u7f51\u7ad9\u6b63\u5e38\u8fd0\u884c\u3002<\/li>\n<\/ol>\n

    \u4e0b\u9762\u901a\u8fc7\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793aMySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5e94\u7528\uff1a<\/p>\n

      \n
    1. \u6570\u636e\u5e93\u8fde\u63a5\uff1a<\/li>\n<\/ol>\n
      <?php\n$servername = \"localhost\";\n$username = \"root\";\n$password = \"password\";\n$dbname = \"my_website\";\n\n\/\/ \u521b\u5efa\u6570\u636e\u5e93\u8fde\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u68c0\u6d4b\u8fde\u63a5\nif ($conn->connect_error) {\n    die(\"\u8fde\u63a5\u5931\u8d25: \" . $conn->connect_error);\n}\necho \"\u8fde\u63a5\u6210\u529f\";\n?><\/pre>\n
        \n
      1. \u6570\u636e\u67e5\u8be2\uff1a<\/li>\n<\/ol>\n
        <?php\n$sql = \"SELECT * FROM users\";\n$result = $conn->query($sql);\n\nif ($result->num_rows > 0) {\n    \/\/ \u8f93\u51fa\u6570\u636e\n    while($row = $result->fetch_assoc()) {\n        echo \"\u7528\u6237ID: \" . $row[\"id\"]. \" - \u7528\u6237\u540d: \" . $row[\"username\"]. \" - \u90ae\u7bb1: \" . $row[\"email\"]. \"<br>\";\n    }\n} else {\n    echo \"0 \u7ed3\u679c\";\n}\n$conn->close();\n?><\/pre>\n
        \u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\uff0c\u53ef\u4ee5\u770b\u5230MySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5177\u4f53\u5e94\u7528\u3002\u5b83\u4e0d\u4ec5\u53ef\u4ee5\u5e2e\u52a9\u7f51\u7ad9\u5b9e\u73b0\u6570\u636e\u7684\u5b58\u50a8\u548c\u68c0\u7d22\uff0c\u8fd8\u53ef\u4ee5\u63d0\u4f9b\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u5907\u4efd\u6062\u590d\u529f\u80fd\uff0c\u4e3a\u7f51\u7ad9\u63d0\u4f9b\u7a33\u5b9a\u548c\u53ef\u9760\u7684\u6570\u636e\u652f\u6301\u3002\u56e0\u6b64\uff0c\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\uff0cMySQL\u7684\u91cd\u8981\u6027\u4e0d\u8a00\u800c\u55bb\u3002<\/p>\n
        \u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aMySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5173\u952e\u4f5c\u7528\u548c\u91cd\u8981\u6027\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6570\u636e\u5e93\u77e5\u8bc6\uff01<\/p>\n
        \n
        \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
        MySQL\u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\u7684\u5173\u952e\u4f5c\u7528...<\/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-200103","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200103","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=200103"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200103\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}