$this->addSql('ALTER TABLE '.$this->getTable('annotation').' CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_ci;');
$this->addSql('ALTER TABLE '.$this->getTable('entry').' CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_ci;');
$this->addSql('ALTER TABLE '.$this->getTable('annotation').' CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_ci;');
$this->addSql('ALTER TABLE '.$this->getTable('entry').' CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_ci;');