2 like 0 dislike
3.2k 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 | 3.2k 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:162.159.115.9
©2016-2026

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
| 3.3k 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
| 4.3k 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
| 3.4k 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
| 4.3k 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
| 4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users