2 like 0 dislike
3.1k 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 | 3.1k 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:104.23.197.64
©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
| 4.2k 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