public function up(Schema $schema)
{
$this->abortIf($this->connection->getDatabasePlatform()->getName() != "mysql");
$this->addSql("CREATE TABLE typo3_neos_eventlog_domain_model_event (persistence_object_identifier VARCHAR(40) NOT NULL, parentevent VARCHAR(40) DEFAULT NULL, timestamp DATETIME NOT NULL, uid INT(11) NOT NULL AUTO_INCREMENT UNIQUE, eventtype VARCHAR(255) NOT NULL, accountidentifier VARCHAR(255) DEFAULT NULL, data LONGTEXT NOT NULL COMMENT '(DC2Type:array)', dtype VARCHAR(255) NOT NULL, nodeidentifier VARCHAR(255) DEFAULT NULL, documentnodeidentifier VARCHAR(255) DEFAULT NULL, workspacename VARCHAR(255) DEFAULT NULL, dimension LONGTEXT DEFAULT NULL COMMENT '(DC2Type:array)', INDEX IDX_30AB3A75B684C08 (parentevent), PRIMARY KEY(persistence_object_identifier)) DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE = InnoDB");
$this->addSql("ALTER TABLE typo3_neos_eventlog_domain_model_event ADD CONSTRAINT FK_30AB3A75B684C08 FOREIGN KEY (parentevent) REFERENCES typo3_neos_eventlog_domain_model_event (persistence_object_identifier)");
}