php5-mysql 5.5.12+dfsg-2ubuntu4 (amd64 binary) in ubuntu vivid

 This package provides modules for MySQL database connections directly from
 PHP scripts. It includes the generic "mysql" module which can be used
 to connect to all versions of MySQL, an improved "mysqli" module for
 MySQL version 4.1 or later, and the pdo_mysql module for use with
 the PHP Data Object extension.
 .
 PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used
 open source general-purpose scripting language that is especially suited
 for web development and can be embedded into HTML.