Learning PHP 7 (Video 18)

This video tutorial introduces the PHP Data Objects (PDO) extension, which provides a uniform interface for accessing databases in PHP. It covers setting up a PDO connection to a MySQL database, executing basic SQL queries, and using prepared statements to enhance security and performance. The tutorial emphasizes the importance of handling exceptions and cleaning up temporary files. It concludes with a brief mention of the Doctrine library as a potential enhancement to PDO.

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