addSql('ALTER TABLE chill_main_address DROP CONSTRAINT FK_165051F6114B8DD9'); $this->addSql('ALTER TABLE chill_main_address ADD CONSTRAINT FK_165051F6114B8DD9 FOREIGN KEY (linkedToThirdParty_id) REFERENCES chill_3party.third_party (id) ON DELETE SET NULL NOT DEFERRABLE INITIALLY IMMEDIATE'); } public function down(Schema $schema): void { $this->addSql('ALTER TABLE chill_main_address DROP CONSTRAINT fk_165051f6114b8dd9'); $this->addSql('ALTER TABLE chill_main_address ADD CONSTRAINT fk_165051f6114b8dd9 FOREIGN KEY (linkedtothirdparty_id) REFERENCES chill_3party.third_party (id) NOT DEFERRABLE INITIALLY IMMEDIATE'); } }