Updating d3 database using excel
Subsequent PHP scripts can reuse the already opened connection, making them run faster.Database Resident Connection Pooling is a new feature of Oracle Database 11g.Session information (such as the default date format) might be retained between connection calls, giving performance benefits.Session information will be discarded if a pooled server is later reused by a different application with its own connection class name. You see up to 40 connections with PHPHOL username, depending on how many Apache processes handled the 'ab' requests.Use SQL*Plus to query the When you manipulate data in an Oracle Database (insert, update, or delete data), the changed or new data is only available within your database session until it is committed to the database.
At the end of a PHP script, any uncommitted data is rolled back.
This tutorial helps you get started with PHP and Oracle Database by showing how to build a web application and by giving techniques for using PHP with Oracle.
If you are new to PHP, review the Appendix: PHP Primer to gain an understanding of the PHP language.
Committing each change individually causes extra load on the server.
In general you want all or none of your data committed.
To create a connection to Oracle that can be used for the lifetime of the PHP script, perform the following steps.