2 like 0 dislike
2.6k 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 | 2.6k 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:108.162.241.160
©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
| 2.7k 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
| 3.6k 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
| 2.9k 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
| 3.6k 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
| 3.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users