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// Check if a database table exists using PHP/PDO

// Try a select statement against the table
// Run it in try/catch in case PDO is in ERRMODE_EXCEPTION.
try {
    $result = $pdo->query("SELECT 1 FROM $table LIMIT 1");
} catch (Exception $e) {
    // We got an exception == table not found
    return FALSE;
}

// http://stackoverflow.com/questions/1717495/check-if-a-database-table-exists-using-php-pdo