Updating mysql data with php
Here, we have a database named “company” which consists of table named “employee” with 5 fields viz.“employee_id”, “employee_name”, “employee_email”, “employee_contact” and “employee_address”. next we create a php page named “updatephp.php” where following steps will be performed: CREATE DATABASE company; CREATE TABLE employee( employee_id int(10) NOT NULL AUTO_INCREMENT, employee_name varchar(255) NOT NULL, employee_email varchar(255) NOT NULL, employee_contact varchar(255) NOT NULL, employee_address varchar(255) NOT NULL, PRIMARY KEY (employee_id) ) @import "update(2, 'My SQL PHP Update Tutorial', 'My SQL PHP Update using prepared statement', '2013-01-01', '2013-01-01') !== false) echo 'The task has been updated successfully'; else echo 'Error updated the task';update(2, 'My SQL PHP Update Tutorial', 'My SQL PHP Update using prepared statement', '2013-01-01', '2013-01-01') !When the submit button is clicked, the form will direct us to the “update.php” file.Now we run the query with the “mysql_query( )” PHP function and to check whether they have been updated successfully, I have put an “if” condition statement there to see if the query runs successfully.You may be thinking that you'll have to open up your My SQL administration tool and edit each entry by hand. On the other hand, you could master My SQL and have an automated script that you run each month to get the job done for you.In this lesson you will learn how to replace the existing data of a My SQL table with freshly supplied up-to-date data using the UPDATE My SQL query.
It would be more clear if you give/state the error you are getting.The goal of this demonstration how to update the password “abc” to “def”.Here are the codes: For “updateform.html”: A HTML form with 2 text fields and one submit button is created here.In the syntax shown below we see that the UPDATE procedure requires the SET and WHERE definitions to pinpoint the changes.The statement below would require that all 4 fields of the specified row be passed to the processing script.
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Side note; updating tables without primary key is never a good idea, what if you have FLOAT field in table? No feedback was provided for this bug for over a month, so it is being suspended automatically.