mysql blob类型的存储图片

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/pwjiferox/article/details/89554228

mysql 存储图片和使用

mysql语句

CREATE TABLE `test` (
  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `images` blob NOT NULL,
  `name` varchar(255) NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;

php存入和读取

// 连接
$user = 'root';
$pass = '';
$db = new PDO('mysql:host=localhost;dbname=test;charset=UTF8', $user, $pass);
//存入
$imagePath = '1.jpg'; 
$name = '111'; 
$image = addslashes(file_get_contents($imagePath)); 
$sql = "INSERT INTO `test` (images,name) VALUES ('$image','$name')"; 
$a = $db->exec($sql); 
//读取
$res = $db->query("SELECT * FROM test ");
$test = $res->fetchAll(PDO::FETCH_ASSOC); 
$base64   = base64_encode($test[0]['images']);
$b = 'data:image/png;base64,' . $base64;
echo $b;