My_sql_with_php
Download as PPTX, PDF0 likes356 views
The document provides instructions for creating a database and table using phpMyAdmin, connecting a PHP file to the database, and performing basic CRUD (create, read, update, delete) operations on the data. It explains how to create a new database with phpMyAdmin by entering a name and clicking go. It then describes how to create a table by selecting the database, entering a table name and fields, and clicking go. It also shows code for connecting a PHP file to the database using mysql_connect(), and examples for inserting, deleting, updating, and selecting data from the tables.
![
Select Data from
Database
<?php
$con = mysql_connect("localhost","peter","abc123"); if (!$con)
{
die('Could not connect: ' . mysql_error());
}
mysql_select_db("my_db", $con);
$result = mysql_query("SELECT * FROM Persons");
while($row = mysql_fetch_array($result))
{
echo $row['FirstName'] . " " . $row['LastName'];
echo "<br />";
}
mysql_close($con);
?>](https://image.slidesharecdn.com/mysqlwithphp-131206102505-phpapp02/85/My_sql_with_php-9-320.jpg)
My_sql_with_php
- 2. How to create database using phpmyadmin Goto : http://localhost/phpmyadmin in browser In Create New Database field: put the name of your Database (ie: my_db) Click on Go button Now your database is ready and you can create tables
- 3. How to create table using phpmyadmin Click on your database name Put the name of table in table field Put the number of fields in your database Click on go Now you can put the length, type etc to each feild
- 4. How to connect php file with database Before you can access data in a database, you must create a connection to the database. In PHP, this is done with the mysql_connect() function. Syntax: mysql_connect(servername,username,password);
- 5. Example <?php $con = mysql_connect("localhost",“root",""); if (!$con) { die('Could not connect: ' . mysql_error()); } Else echo” your are connect with database”; mysql_close($con); ?>
- 6. Insert Data into tables <?php $con = mysql_connect("localhost",“root",""); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("my_db", $con); mysql_query("INSERT INTO Persons (FirstName, LastName, Age) VALUES ('Peter', 'Griffin', '35')"); mysql_query("INSERT INTO Persons (FirstName, LastName, Age) VALUES ('Glenn', 'Quagmire', '33')"); mysql_close($con); ?>
- 7. Delete Record <?php $con = mysql_connect("localhost",“root",""); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("my_db", $con); mysql_query("DELETE FROM Person WHERE LastName='Griffin'"); mysql_close($con); ?>
- 8. Update record <?php $con = mysql_connect("localhost",“root",""); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("my_db", $con); mysql_query("UPDATE Person SET Age = '36' WHERE FirstName = 'Peter' AND LastName = 'Griffin'"); mysql_close($con); ?>
- 9. Select Data from Database <?php $con = mysql_connect("localhost","peter","abc123"); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("my_db", $con); $result = mysql_query("SELECT * FROM Persons"); while($row = mysql_fetch_array($result)) { echo $row['FirstName'] . " " . $row['LastName']; echo "<br />"; } mysql_close($con); ?>