What are some common issues that may arise when using prepared statements in PHP?

One common issue that may arise when using prepared statements in PHP is not properly binding parameters, which can lead to SQL injection vulnerabilities. To solve this issue, always make sure to bind parameters correctly using the appropriate data types. 

$stmt = $pdo->prepare("SELECT * FROM users WHERE username = :username");
$stmt->bindParam(':username', $username, PDO::PARAM_STR);
$stmt->execute();

Keywords

SQL injection PDO bind parameters data sanitization error handling

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