getMessage(), (int)$e->getCode()); } $query = "SELECT * FROM customers"; $result = $pdo->query($query); while ($row = $result->fetch()) { $custname = htmlspecialchars($row['name']); $custisbn = htmlspecialchars($row['isbn']); echo "$custname purchased ISBN $custisbn:
"; $subquery = "SELECT * FROM classics WHERE isbn='$custisbn'"; $subresult = $pdo->query($subquery); $subrow = $subresult->fetch(); $custbook = htmlspecialchars($subrow['title']); $custauth = htmlspecialchars($subrow['author']); echo "   '$custbook' by $custauth

"; } ?>