FTTH/app/DoctrineMigrations/Version20180326154629.php

<?php

namespace Application\Migrations;

use Doctrine\DBAL\Migrations\AbstractMigration;
use Doctrine\DBAL\Schema\Schema;

/**
 * Auto-generated Migration: Please modify to your needs!
 */
class Version20180326154629 extends AbstractMigration
{
    /**
     * @param Schema $schema
     */
    public function up(Schema $schema)
    {
        // this up() migration is auto-generated, please modify it to your needs
        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');

	$this->addSql('ALTER TABLE `service_port` DROP FOREIGN KEY `FK_8DD2E92069FFAD89`; 
			ALTER TABLE `service_port` ADD CONSTRAINT `FK_8DD2E92069FFAD89` FOREIGN KEY (`olt_id`) REFERENCES `olt`(`id`) ON DELETE SET NULL ON UPDATE RESTRICT; 
			ALTER TABLE `service_port` DROP FOREIGN KEY `FK_8DD2E920AB83998C`; ALTER TABLE `service_port` ADD CONSTRAINT `FK_8DD2E920AB83998C` FOREIGN KEY (`onu_id`) REFERENCES `onu`(`id`) ON DELETE CASCADE ON UPDATE RESTRICT;
	');
    }

    /**
     * @param Schema $schema
     */
    public function down(Schema $schema)
    {
        // this down() migration is auto-generated, please modify it to your needs
        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'mysql', 'Migration can only be executed safely on \'mysql\'.');

    }
}