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:172.69.130.92
©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