Codes for updating database in php

The current document is a part of the Creating a CRUD Application in the Net Beans IDE for PHP tutorial.If you do not have a My SQL database server registered in the IDE, or you want general information about using My SQL with Net Beans IDE, see Connecting to a My SQL Database.Here's a simple HTML form that has three text When a user clicks the submit button of the add record HTML form, in the example above, the form data is sent to 'insert.php' file.The 'insert.php' file connects to the My SQL database server, retrieves forms fields using the PHP This is very basic example of inserting the form data in a My SQL database table.This would obviously be a big memory hit on larger web sites.function can return the row data as an object, an associative array, or a numerically indexed array.

Although only one scalar variable is returned, the entire result set of the query is cached.

The query preparation and escaping functions ensure that inputs don’t become SQL functions, no matter how craftily they’re set up.

It is essential that you follow these methods for querying data to ensure your web site is the most efficient and uses the safest techniques possible.

With the Net Beans IDE you can perform all these activities through the IDE interface.

Before starting, see the tutorial requirements described in Creating a CRUD Application with PHP - Main page.

To test your application you will need some data in the database.

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