<?php
?? ?//連接數(shù)據(jù)庫(kù)
?? ?$dsn = 'mysql:host=127.0.0.1;dbname = php';
?? ?$pdo = new PDO($dsn, 'root', '');
?? ?//SQL語(yǔ)句
?? ?$sql=<<<EOF
???? CREATE TABLE user(
?????? id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
?????? username VARCHAR(20) NOT NULL UNIQUE,
?????? password CHAR(32) NOT NULL,
?????? email VARCHAR(30) NOT NULL
???? );
EOF;
?? ?$RE = $pdo->exec($sql);
?? ?var_dump($RE);
?>

結(jié)果是： boolean false