2 like 0 dislike
2.5k 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 | 2.5k 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:172.69.59.171
©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