addSql('ALTER TABLE image ADD client_id INT DEFAULT NULL'); $this->addSql('ALTER TABLE image ADD CONSTRAINT FK_C53D045F19EB6921 FOREIGN KEY (client_id) REFERENCES client (id)'); $this->addSql('CREATE INDEX IDX_C53D045F19EB6921 ON image (client_id)'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE image DROP FOREIGN KEY FK_C53D045F19EB6921'); $this->addSql('DROP INDEX IDX_C53D045F19EB6921 ON image'); $this->addSql('ALTER TABLE image DROP client_id'); } }