2 like 0 dislike
1.6k 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 | 1.6k 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:172.70.179.154
©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
| 1.8k 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
| 2.4k 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
| 2.1k 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: 24994 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.4k 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
| 2.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users