I did not know why, but I cannot execute this command with doctrine create-db. As you can see, my pdo and pdo_mysql are activated.
php -i | grep 'ini' Configuration File (php.ini) Path => /etc/php5/cli Loaded Configuration File => /etc/php5/cli/php.ini Scan this dir for additional .ini files => /etc/php5/cli/conf.d additional .ini files parsed => /etc/php5/cli/conf.d/gd.ini, /etc/php5/cli/conf.d/mcrypt.ini, /etc/php5/cli/conf.d/mysql.ini, /etc/php5/cli/conf.d/mysqli.ini, /etc/php5/cli/conf.d/pdo.ini, /etc/php5/cli/conf.d/pdo_mysql.ini, /etc/php5/cli/conf.d/suhosin.ini, /etc/php5/cli/conf.d/xdebug.ini Supported handlers => cdb cdb_make db4 inifile flatfile Classes => AppendIterator, ArrayIterator, ArrayObject, BadFunctionCallException, BadMethodCallException, CachingIterator, DirectoryIterator, DomainException, EmptyIterator, FilterIterator, InfiniteIterator, InvalidArgumentException, IteratorIterator, LengthException, LimitIterator, LogicException, NoRewindIterator, OutOfBoundsException, OutOfRangeException, OverflowException, ParentIterator, RangeException, RecursiveArrayIterator, RecursiveCachingIterator, RecursiveDirectoryIterator, RecursiveFilterIterator, RecursiveIteratorIterator, RecursiveRegexIterator, RegexIterator, RuntimeException, SimpleXMLIterator, SplFileInfo, SplFileObject, SplObjectStorage, SplTempFileObject, UnderflowException, UnexpectedValueException
here is my php version
php -v PHP 5.2.6-3ubuntu4.6 with Suhosin-Patch 0.9.6.2 (cli) (built: Sep 16 2010 19:52:51) Copyright (c) 1997-2008 The PHP Group Zend Engine v2.2.0, Copyright (c) 1998-2008 Zend Technologies