addSql('ALTER TABLE export_value ADD inputProject_id INT DEFAULT NULL'); $this->addSql('ALTER TABLE export_value ADD CONSTRAINT FK_2A89D2F2568554E9 FOREIGN KEY (inputProject_id) REFERENCES variable_project (id) ON DELETE CASCADE'); $this->addSql('CREATE INDEX IDX_2A89D2F2568554E9 ON export_value (inputProject_id)'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE export_value DROP FOREIGN KEY FK_2A89D2F2568554E9'); $this->addSql('DROP INDEX IDX_2A89D2F2568554E9 ON export_value'); $this->addSql('ALTER TABLE export_value DROP inputProject_id'); } }