2 like 0 dislike
1.9k views
There is a table named `books` with five field which are `serial` `book_name` `author` `price` and `publisher` and another table named `comment` with two field which are `serial` and `content`. The `comment`.`serial` is connect to the `books`.`serial`. Please write a php script to list all books and its comment count.
[Exercise] Essay (Open question) - asked in 2016-2 CSIEB0270 - Internet System Design and Practice by (18k points)
ID: 24996 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00

reshown by | 1.9k views
0 0
Called for Help

11 Answers

0 like 0 dislike
Hidden content!
** * * ** html>
* * ***** *
* *** *
* * * * * * ** ** ** *** * *** * *** * ** * * *** *
**** *** *** * * * ** * ** * * ** ** * * * />
*** ********
* * * *
* ** * ** * *** *** *** * * ** ***** **
* * * * ** * ** * **** **** * * ** ** * * *** />
* ***
* ** *****
* * ** *** * **** ** *** * ** **
* * * *** * **** * * * * ***** *** ** **** * />
* ******
**** * *** *
* *** *** **** * *********** *** * *** * **
* * * ** * * * *** * * ***** * * ** * ** *** * *** * ** * ** * *** *** ** ** *
* *
* ** *** *
** ** * * *** ** * * * *** * * * * * * />
* * *** * * ** * ** * ** * ** />
* **
* ***** *
** ** * *
**
* ***** *
if * * **** *****
* *** ** ** * ** *** **
exit();
}
?>

* *
if **** * * ***
echo *** *** ******* ** * *** * * *
}else{
* * * ** ** * ** * * ?>
* * ** * * * *** *
* * * ** *
**** **** * * * echo ** **** ********* ?>'s * ** * *** *** *

*** * ** ** ** ** * **** ** ** ** * * * *** * * *** * * ** ***
* * * * *
******** **
* * * ** ** ** ******* * ***
*** * echo *** * * ?>

<a *** * * * * **** * **** * ***** *
* *** **
<div * * *** * ** * * ***
* ** ** include 'nav.php' ?>
** * * ****
* * ** * ****
* * * ****
answered by (-233 points)
0 like 0 dislike
Hidden content!
** * * * ****** *** * *** * * ** * ** ** * ***
answered by (-32 points)
0 like 0 dislike
Hidden content!
* * * ***** ****** * * * ****** ******
answered by (-61 points)
0 like 0 dislike
Hidden content!
* ***
* ** = **** ** **** * ** * * FROM ***** *
** * = * ** * * * **


* * ($row = * * *** * *** {
* * = * **
* * * * ** * * * * * * * as ** * {
** = * ** * . ** * *** * * . *** . ** * * . **** ** *

}


*** = * *** ** * INTO * * ** * ** * * * *** ** *
* .= * * * * ', ** *


** * ** * *

}
* **
answered by (157 points)
0 like 0 dislike
Hidden content!
<!DOCTYPE html>

<html>

    <head>
*** * * * * ** **** ** * * * ** * *** * * *** * * ** * 3</title>

        

    </head>

    <body>

        <?php
** * ***** **** * ** * ** * * *** **** ** * ** ***** * ** ***** *** ***
* ** ** *** * ******* ** * * ** *** *** **** ** **** ** * * * ** * * * ***
* * * * * * * ***** *** *** * ** * ** *** * ** * ** * ** * ***** *** *
** *** * * * **** ********* *** ***** ** * * * * * ******* * * ** **

        
** **** ** **** *** * *** *** **** * * * * * ** * **** *** ** * *** = @mysqli_connect($host,$username,$password,$db);
** **** * * * * * **** * **** * ***** *** * * * **** * * *** (!$try1)
***** *** * * * ** * * ** * ** ** ****** ** *** * *** ** *** ****
*** *** * * * * * *** *** * * *** *** * ** ** * * * *** ** ** **** ** ** * ** * * * not connect: '.mysqli_error($try1));
******** ** **** * * * ** *** **** ** ** * * ***** * * ** ** * ******
*** * **** * * * * ** ***** * * ** * ** *** ** ** mysqli_select_db($con,"students");
**** * *** * * * ***** ** * * *** * * * ** ** * ***** *** ** * * * books.serial, books.book_name, books.author, books.price ,COUNT(coment.comment) AS COMMENTS FROM coment

LEFT JOIN books on coment.Serial=books.serial

GROUP BY serial";
* ** * *** * * * * ** ** * * ** * *** ** ** * * ****** ** * ** ** ** *

        
***** * ** * * **** ** ***** *** * ** ** * ** * * ** ** "<table>
*** * ** ** * *** *** ** * ******** * *** * **** * * **** * ** *** * *** ** * * * * * ** **
** * * *** ** * ***** * ** * ** **** **** * * ** ** * ***** ** *** ** * * ** * *** ** ****** * *** **** * * *
* **** ** * *** * ***** ** * * * ** ***** ** **** ** ** *** *** * ** *** ** ** ** ** ** Name</th>
* * * *** * * *** ****** ** *** * **** **** * ** * * * **** ** * * * ** * * * ***** ***
* *** * ** ** **** * ******* ** ** * * *** *** * * * * * * ** *** * ***** * *** * ****** * ** ******* * *
* **** **** **** * *** * * * *** * ** ** * * **** * ** * * * *** * ** ***** **** ** **** * * ** ****
** *** * *** * * * **** * * * ********** * * **** * **** * ** ** **** ***** * * * * ******* ** *** *
**** * ** * ********* * ** *** * * ** * ** * ** * ** * * * (!$result)
* ** ***** * * ** ** * * * * * * ** **** *
*** **** * * ** * * * * * *** *** * ** * * *** * * * ** *** ******* * * ****** "Error: ".mysqli_error($con);
** * * *** * * *** ** *** * **** **** * ** *** ** * ** ** ** *** * *** **** *** ** * * * ** *
**** * * *** *** ** ***** * ** * ***** * * * * * ** *
* ** * * **** ** * * **** ** * * * ***** *** *** * * *** * * ** ($row=mysqli_fetch_array($result))
** *** ** * * * * * * ***** **** * ** ** * ** * ******** * *** * ******
*** **** *** * * * ** * *** ** * * * * *** * * ** * *** * * ** ** * * ** * * * "<tr>";
***** *** ** * * * ***** ** ** * ** ******** ** ** * * ** * ** ** *** * ** *** ** * * ****** * ** ***** * * *** * * * ** *
* * ** * ***** * * * * * ** ** * * * *** *** * * * ** * *** ** ******* *** * ** * * *** * * * **** * **** ** * * *** * ****
* * * *** * * **** * *** * *** * * **** * * *** ***** * *** * ***** ** ** ** * * ** * ****** * *** ** **** * ** * * ** *
** * * * **** * * * ** ** * *** ** *** * *** * ** ** * *** ***** ***** * * ** * *** * * * "<td>".$row['price']."</td>";
* *** ** * *** * ** * * ***** * ** *** * ** *** * * * * ** ** * * ** ** * * ***** * *** * **** * * ** ** * ** * ** * *** **** *** ***
* * *** ** * ****** ** * ** *** * * * ** * * ** * * * **** * ** * ** ** ** * ** * * ** "</tr>";
** **** * * ** * * ***** ** ** * * **** * * * **** *** * ** * *
* ****** **** ***** ****** **** *** ** **** ***** ** * *** * * "</table>";
* * * ** * * *** * *** * **** * ** *** * *** ** * * * *** * ($con);

    </body>



</html>
answered by (30 points)
0 like 0 dislike
Hidden content!
<!DOCTYPE html>

<html>

    <head>
* * * **** ***** * * * * * *** **** * * * * *** ** ** * ** * #3</title>

        

    </head>

    <body>

        <?php
*** * **** ** * * *** * ** * * ****** *** ** * * * * ** * * *
** * * ** ***** ****** * * ** ** * * * * *** ** * ** * * * *** * **** **
* ****** * *** * * * * ** ** ** * * * * * ** *** ** * * * **** * * ** *
** * *** ** *** * * * * * ** ** ** * * *** *** * * * ** ****** * * ** *

        
* * * * * * *** **** ****** * * * ******** * *** ** *** *** * * ** * = @mysqli_connect($host,$username,$password,$db);
* *** ***** * * ** * * ***** * ***** ***** * * * ** * * ** * ***** * *** * (!$con)
* ******** * * * * * * **** ****** ***** *** ***** *** * *
**** * * * * ** * ***** * ** **** ** * ** **** **** * *** **** ** **** * * * ** ** * * * not connect: '.mysqli_error($con));
** * * * *** *** * *** * * * * ** ** * *** ** ********** * *** * *
** * ***** * * * * * * ** ** **** * *** * * *** * * * * * * * * *** * * ** books.serial, books.book_name, books.author, books.price ,COUNT(coment.comment) AS COMMENTS FROM coment

LEFT JOIN books on coment.Serial=books.serial

GROUP BY serial";
*** ** * ** * *** * * ** ** * * * ** *** * * ** ****** **** * ** * * *** **

        
*** ** ** ** * * *** * ****** **** *** * * * ** * * * ** ** * "<table>
* ***** *** ** ** *** * * * ** * ** *** * ** * ****** *** ***** *** ** ****** * ** **** * * * ** *
* * * **** * * **** * ** ** *** ** *** * **** **** * * ** ** * ***** * ** ***** ** *** ** **** ** ** * *
* * **** * ** * ***** ** ** **** ** * *** * * * * ****** ** * ** ********* *** ****** * * * * Name</th>
* * ** * * *** ** * ** ** ** ** * * * *** ***** ** * ** *** * ** ** ** * * *** * * * * * * ***** ** *
* * * * ** * ** *** * * ** **** ** * * **** ***** **** ** ** * * **** ** * * **** ** **
* **** **** ** * ** * * ** ** * ** * * **** * * **** *** *** ** ** * **** ** * ** ***** * * ** *
** * ***** ** * **** **** * * ** * ** * ** * * *** * ** * *** *** * *** * ** **** * * * * ** ** *
* *** * * * * * ** ** * * ******* ** ** ** * * ** * ** * (!$result)
* * ** ** ** *** * *** * ***** ** * *** * ***** * * ** ******
* ** ** ***** ** ** * * ** * * ** * ** *** * *** *** * *********** * ** * *** * ** * * "Error: ".mysqli_error($con);
* ** *** * * * *** **** * *** ******** ** ** *** *** * * * * * * ** * * ** * * * * * *
** ** ***** *** * ** ** ** * ** * **** ** * * ** * *** * ****
* ***** ** **** * ** ** * ** ** * *** **** ** ** ** * * ** ** ** *** * ($row=mysqli_fetch_array($result))
* ****** *** **** * * * *** * ** ** * * *** **** * * *
*** * * *** ** ** ** * * ** ** * * **** * * * *** ** * * *** ***** * ****** * "<tr>";
* * * * *** ** * ** * * * **** ** * *** ** * * * ***** * * ** * * ***** ** *** * * * ** ** **** ** * * * ***** *** * ** * **** **
* *** * * *** * * ** *** * ** * ** * ** * * ** ** ** * ** * * ** * ** * * * *** * ** ** * ** ** ** * *** ** *** * **** * *** * * ** *** * * * * *
* * ** * ****** ** * ** * ** * ** ** ** ** * ***** * ** * * * * * * * ** ** **** ** *** * * * * ** **** ***** * ** ** *** * * ****
* *** ** ** * * * ****** * ** * * *** ****** * ** * *** ** *** ** * * ** * * "<td>".$row['price']."</td>";
* *** ** *** * ****** **** ***** * * * * * *** **** ** ** * *** * *** * ***** * * ** *** *** * * * * * ** * *** * * *** * **
* * * * * * * * * **** ** * ** * *** * * * * * ** * * ***** ***** * *** ***** * "</tr>";
**** *** * *** * * ** * * *** * * ** * * * * * **** ** *** *
* * **** ** * ***** ********* ** ** ***** ** * **** **** **** * * "</table>";
*********** * **** **** * ** ** ** * **** ** ** **** * * * ***** * * *** * ** *** ($con);

    </body>



</html>
answered by (-168 points)
0 like 0 dislike
Hidden content!
* * * * **** ** ** * * *** ** *** * *
answered by (-335 points)
0 like 0 dislike
Hidden content!
***** ** *** * *** * *** * *** ***
answered by (-144 points)
0 like 0 dislike
Hidden content!
** * * * * ** * * * ** * ** * ** ***** ******
answered by (16 points)
0 like 0 dislike
Hidden content!
*** * **
* *** = * * ** * * * * ** ** **
*** = * *** *
* ** = * ** * * * {
** = *** **
*** * * * * ** * * * * as ** * ** {
**** = * * ** . * ** * * * * * . * * . * * ** . ** *****
}

* * = * *** * ** * * ** ** ** ***** ** * * ** **
** * * * ** *

* * ** **
}
* *
answered by (-434 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.7.172
©2016-2025

Related questions

1 like 0 dislike
14 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24998 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.1k views
3 like 0 dislike
23 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24997 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.8k views
3 like 0 dislike
20 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24995 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.5k views
3 like 0 dislike
23 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24994 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.8k views
2 like 0 dislike
24 answers
[Exercise] Essay (Open question) - asked May 17, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24646 - Available when: 2017-05-18 09:30:00 - Due to: 2017-05-18 12:00:00
| 2.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users