{"id":190516,"date":"2024-11-12T13:14:19","date_gmt":"2024-11-12T05:14:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190516\/"},"modified":"2024-11-12T13:14:21","modified_gmt":"2024-11-12T05:14:21","slug":"%e6%96%87%e6%aa%94%e4%b8%ad%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e7%b0%a1%e5%96%ae%e6%98%93%e6%87%82%e6%95%99%e7%a8%8b-%e5%9c%a8%e6%96%87%e6%aa%94%e4%b8%ad%e5%a6%82%e4%bd%95%e6%8f%92","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190516\/","title":{"rendered":"\u6587\u6a94\u4e2d\u63d2\u5165\u6578\u64da\u5eab\uff1a\u7c21\u55ae\u6613\u61c2\u6559\u7a0b (\u5728\u6587\u6a94\u4e2d\u5982\u4f55\u63d2\u5165\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 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id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab-KIRlASWvcc\">\u6b65\u9a5f\u4e8c\uff1a\u8a2d\u7f6e\u6578\u64da\u5eab<\/h3>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u8a2d\u7f6e\u6578\u64da\u5eab\u4e26\u5275\u5efa\u6240\u9700\u7684\u8868\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 MySQL \u5275\u5efa\u6578\u64da\u5eab\u548c\u8868\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>CREATE DATABASE my_database;\nUSE my_database;\n\nCREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    email VARCHAR(100)\n);\n<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-KIRlASWvcc\">\u6b65\u9a5f\u4e09\uff1a\u63d2\u5165\u6578\u64da<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u5411\u8868\u4e2d\u63d2\u5165\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u7684 SQL \u8a9e\u53e5\uff1a<\/p>\n<pre><code>INSERT INTO users (name, email) VALUES ('\u5f35\u4e09', 'zhangsan@example.com');\nINSERT INTO users (name, email) VALUES ('\u674e\u56db', 'lisi@example.com');\n<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e5%9b%9b%ef%bc%9a%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%aa%a2%e7%b4%a2%e6%95%b8%e6%93%9a-KIRlASWvcc\">\u6b65\u9a5f\u56db\uff1a\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u6578\u64da<\/h3>\n<p>\u4e00\u65e6\u6578\u64da\u88ab\u63d2\u5165\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 SQL \u67e5\u8a62\u4f86\u6aa2\u7d22\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u6aa2\u7d22\u6240\u6709\u7528\u6236\u7684 SQL \u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM users;\n<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%94%ef%bc%9a%e5%9c%a8%e6%96%87%e6%aa%94%e4%b8%ad%e9%a1%af%e7%a4%ba%e6%95%b8%e6%93%9a-KIRlASWvcc\">\u6b65\u9a5f\u4e94\uff1a\u5728\u6587\u6a94\u4e2d\u986f\u793a\u6578\u64da<\/h3>\n<p>\u6700\u5f8c\uff0c\u60a8\u9700\u8981\u5c07\u6aa2\u7d22\u5230\u7684\u6578\u64da\u63d2\u5165\u5230\u6587\u6a94\u4e2d\u3002\u9019\u53ef\u4ee5\u901a\u904e\u7de8\u7a0b\u8a9e\u8a00\uff08\u5982 PHP\u3001Python \u6216 JavaScript\uff09\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 PHP \u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n$servername = \"localhost\";\n$username = \"username\";\n$password = \"password\";\n$dbname = \"my_database\";\n\n\/\/ \u5275\u5efa\u9023\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u6aa2\u67e5\u9023\u63a5\nif ($conn-&gt;connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n}\n\n$sql = \"SELECT * FROM users\";\n$result = $conn-&gt;query($sql);\n\nif ($result-&gt;num_rows &gt; 0) {\n    \/\/ \u8f38\u51fa\u6578\u64da\n    while($row = $result-&gt;fetch_assoc()) {\n        echo \"ID: \" . $row[\"id\"]. \" - \u540d\u5b57: \" . $row[\"name\"]. \" - \u90f5\u7bb1: \" . $row[\"email\"]. \"&lt;br&gt;\";\n    }\n} else {\n    echo \"0 \u7d50\u679c\";\n}\n$conn-&gt;close();\n?&gt;\n<\/code><\/pre>\n<h2 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href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u548c\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728\u6587\u6a94\u4e2d\u8f15\u9b06\u63d2\u5165\u6578\u64da\u5eab\uff0c\u9019\u500b\u7c21\u55ae\u6613\u61c2\u7684\u6559\u7a0b\u5c07\u6307\u5c0e\u60a8\u5b8c\u6210\u6bcf\u4e00\u6b65\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-190516","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190516","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=190516"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190516\/revisions"}],"predecessor-version":[{"id":190517,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190516\/revisions\/190517"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}