{"id":76586,"date":"2024-10-16T08:04:55","date_gmt":"2024-10-16T00:04:55","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76586\/"},"modified":"2024-10-16T08:04:56","modified_gmt":"2024-10-16T00:04:56","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a6%82%e4%bd%95%e6%b7%bb%e5%8a%a0%e5%9c%96%e7%89%87%ef%bc%9f-%e5%9c%96%e7%89%87%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%e5%ba%abmysql","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76586\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u5982\u4f55\u6dfb\u52a0\u5716\u7247\uff1f (\u5716\u7247\u6dfb\u52a0\u6578\u64da\u5eabMySQL)"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%a6%82%e4%bd%95%e6%b7%bb%e5%8a%a0%e5%9c%96%e7%89%87%ef%bc%9f-%e5%9c%96%e7%89%87%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%e5%ba%abmysql-bBlLFpQYIb\">MySQL\u6578\u64da\u5eab\u5982\u4f55\u6dfb\u52a0\u5716\u7247\uff1f (\u5716\u7247\u6dfb\u52a0\u6578\u64da\u5eabMySQL)<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u5716\u7247\u5df2\u6210\u70ba\u7db2\u7ad9\u5167\u5bb9\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7522\u54c1\u5c55\u793a\u3001\u7528\u6236\u751f\u6210\u5167\u5bb9\u9084\u662f\u793e\u4ea4\u5a92\u9ad4\u5206\u4eab\uff0c\u5716\u7247\u90fd\u80fd\u6709\u6548\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u5c07\u5716\u7247\u5b58\u5132\u5728MySQL\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728MySQL\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u5716\u7247\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87%e5%b0%87%e5%9c%96%e7%89%87%e5%ad%98%e5%84%b2%e5%9c%a8mysql%e4%b8%ad%ef%bc%9f-bBlLFpQYIb\">\u70ba\u4ec0\u9ebc\u9078\u64c7\u5c07\u5716\u7247\u5b58\u5132\u5728MySQL\u4e2d\uff1f<\/h2>\n<p>\u5c07\u5716\u7247\u5b58\u5132\u5728MySQL\u6578\u64da\u5eab\u4e2d\u6709\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u96c6\u4e2d\u7ba1\u7406\uff1a<\/strong>\u6240\u6709\u6578\u64da\uff08\u5305\u62ec\u5716\u7247\uff09\u90fd\u5b58\u5132\u5728\u4e00\u500b\u5730\u65b9\uff0c\u4fbf\u65bc\u7ba1\u7406\u548c\u5099\u4efd\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u901a\u904e\u6578\u64da\u5eab\u7684\u6b0a\u9650\u63a7\u5236\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u4fdd\u8b77\u5716\u7247\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u53ef\u4ee5\u78ba\u4fdd\u5716\u7247\u8207\u5176\u4ed6\u6578\u64da\uff08\u5982\u7528\u6236\u4fe1\u606f\uff09\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8mysql%e4%b8%ad%e6%b7%bb%e5%8a%a0%e5%9c%96%e7%89%87-bBlLFpQYIb\">\u5982\u4f55\u5728MySQL\u4e2d\u6dfb\u52a0\u5716\u7247<\/h2>\n<p>\u5728MySQL\u4e2d\u5b58\u5132\u5716\u7247\u7684\u5e38\u898b\u65b9\u6cd5\u6709\u5169\u7a2e\uff1a\u5c07\u5716\u7247\u76f4\u63a5\u5b58\u5132\u70ba\u4e8c\u9032\u5236\u6578\u64da\uff08BLOB\uff09\u6216\u5b58\u5132\u5716\u7247\u7684\u8def\u5f91\u3002\u4ee5\u4e0b\u5c07\u5206\u5225\u4ecb\u7d39\u9019\u5169\u7a2e\u65b9\u6cd5\u3002<\/p>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%b8%80%ef%bc%9a%e4%bd%bf%e7%94%a8blob%e9%a1%9e%e5%9e%8b%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87-bBlLFpQYIb\">\u65b9\u6cd5\u4e00\uff1a\u4f7f\u7528BLOB\u985e\u578b\u5b58\u5132\u5716\u7247<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5275\u5efa\u4e00\u500b\u5305\u542bBLOB\u5b57\u6bb5\u7684\u6578\u64da\u8868\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u8868\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>CREATE TABLE images (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    image BLOB NOT NULL,\n    description VARCHAR(255) NOT NULL\n);<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528PHP\u4ee3\u78bc\u5c07\u5716\u7247\u4e0a\u50b3\u5230\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>&lt;?php\nif(isset($_POST['submit'])) {\n    $conn = new mysqli('localhost', 'username', 'password', 'database');\n\n    if($conn-&gt;connect_error) {\n        die(\"Connection failed: \" . $conn-&gt;connect_error);\n    }\n\n    $image = $_FILES['image']['tmp_name'];\n    $imageContent = addslashes(file_get_contents($image));\n    $description = $_POST['description'];\n\n    $sql = \"INSERT INTO images (image, description) VALUES ('$imageContent', '$description')\";\n    \n    if($conn-&gt;query($sql) === TRUE) {\n        echo \"\u5716\u7247\u4e0a\u50b3\u6210\u529f\uff01\";\n    } else {\n        echo \"\u932f\u8aa4: \" . $sql . \"&lt;br&gt;\" . $conn-&gt;error;\n    }\n\n    $conn-&gt;close();\n}\n?&gt;<\/code><\/pre>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%ba%8c%ef%bc%9a%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87%e8%b7%af%e5%be%91-bBlLFpQYIb\">\u65b9\u6cd5\u4e8c\uff1a\u5b58\u5132\u5716\u7247\u8def\u5f91<\/h3>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u5c07\u5716\u7247\u5b58\u5132\u5728\u4f3a\u670d\u5668\u4e0a\uff0c\u7136\u5f8c\u5728\u6578\u64da\u5eab\u4e2d\u4fdd\u5b58\u5176\u8def\u5f91\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002\u9996\u5148\uff0c\u5275\u5efa\u4e00\u500b\u5305\u542b\u8def\u5f91\u5b57\u6bb5\u7684\u6578\u64da\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE images (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    image_path VARCHAR(255) NOT NULL,\n    description VARCHAR(255) NOT NULL\n);<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u4f7f\u7528\u4ee5\u4e0bPHP\u4ee3\u78bc\u5c07\u5716\u7247\u4e0a\u50b3\u5230\u4f3a\u670d\u5668\u4e26\u4fdd\u5b58\u8def\u5f91\u5230\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>&lt;?php\nif(isset($_POST['submit'])) {\n    $conn = new mysqli('localhost', 'username', 'password', 'database');\n\n    if($conn-&gt;connect_error) {\n        die(\"Connection failed: \" . $conn-&gt;connect_error);\n    }\n\n    $targetDir = \"uploads\/\";\n    $targetFile = $targetDir . basename($_FILES[\"image\"][\"name\"]);\n    $description = $_POST['description'];\n\n    if(move_uploaded_file($_FILES[\"image\"][\"tmp_name\"], $targetFile)) {\n        $sql = \"INSERT INTO images (image_path, description) VALUES ('$targetFile', '$description')\";\n        \n        if($conn-&gt;query($sql) === TRUE) {\n            echo \"\u5716\u7247\u4e0a\u50b3\u6210\u529f\uff01\";\n        } else {\n            echo \"\u932f\u8aa4: \" . $sql . \"&lt;br&gt;\" . $conn-&gt;error;\n        }\n    } else {\n        echo \"\u62b1\u6b49\uff0c\u5716\u7247\u4e0a\u50b3\u5931\u6557\u3002\";\n    }\n\n    $conn-&gt;close();\n}\n?&gt;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bBlLFpQYIb\">\u7e3d\u7d50<\/h2>\n<p>\u5728MySQL\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u5716\u7247\u53ef\u4ee5\u901a\u904e\u76f4\u63a5\u5b58\u5132\u4e8c\u9032\u5236\u6578\u64da\u6216\u5b58\u5132\u5716\u7247\u8def\u5f91\u4f86\u5be6\u73fe\u3002\u6bcf\u7a2e\u65b9\u6cd5\u90fd\u6709\u5176\u512a\u7f3a\u9ede\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u5f0f\u3002\u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u65b9\u6cd5\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> 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