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Jun 4th, 2010, 09:44 AM
#1
Thread Starter
Addicted Member
Mysql help
Hi first of all i am a beginner in PHP and MYSQL
I need help on how can i get the list of the emails from user table
i want the emails to be listed on user_emails.php file
Can some one help me on how to do this..?
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Jun 4th, 2010, 08:34 PM
#2
Re: Mysql help
first, you would want to connect to MySQL and select the database you'll be using:
Code:
mysql_connect(host, username, password);
mysql_select_db(database);
then, you should construct an SQL query. they generally have a syntax similar to this:
Code:
SELECT field1[, field2[, field3[, ...]]]
FROM table
[WHERE expression]
[ORDER BY field1[, field2[, ...]] [ASC|DESC]]
anything within square brackets is optional. if you have a field named "email," then we can just select that. if we don't want to filter or sort the results, we can also ignore the WHERE and ORDER BY clauses:
Code:
SELECT email FROM table
you should store this query in a variable -- $sql, maybe. then, we can query the database:
PHP Code:
$query = mysql_query($sql);
then, we can fetch the results in an associative array, one row at a time, in a loop until the query has no results left:
PHP Code:
while($row = mysql_fetch_assoc($query)){
echo $row['email'] . "\n";
}
note that our SQL query selects one field -- email -- and we can print that email by referencing the "email" key inside of the $row array.
hope that gives you the general idea.
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