addSql('ALTER TABLE product ADD dim_h DOUBLE PRECISION DEFAULT NULL'); $this->addSql('ALTER TABLE product ADD dim_p DOUBLE PRECISION DEFAULT NULL'); $this->addSql('ALTER TABLE product RENAME COLUMN installation TO dim_w'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('CREATE SCHEMA public'); $this->addSql('ALTER TABLE product DROP dim_h'); $this->addSql('ALTER TABLE product DROP dim_p'); $this->addSql('ALTER TABLE product RENAME COLUMN dim_w TO installation'); } }