addSql('CREATE TABLE catalog_category_includes (id INT AUTO_INCREMENT NOT NULL, created_at INT NOT NULL, parent_category_id INT NOT NULL, child_category_id INT NOT NULL, INDEX IDX_862DDA14796A8F92 (parent_category_id), INDEX idx_include_child (child_category_id), UNIQUE INDEX uniq_category_include (parent_category_id, child_category_id), PRIMARY KEY (id)) DEFAULT CHARACTER SET utf8mb4'); $this->addSql('ALTER TABLE catalog_category_includes ADD CONSTRAINT FK_862DDA14796A8F92 FOREIGN KEY (parent_category_id) REFERENCES service_catalog_categories (id) ON DELETE CASCADE'); $this->addSql('ALTER TABLE catalog_category_includes ADD CONSTRAINT FK_862DDA14C8C2FACC FOREIGN KEY (child_category_id) REFERENCES service_catalog_categories (id) ON DELETE CASCADE'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE catalog_category_includes DROP FOREIGN KEY FK_862DDA14796A8F92'); $this->addSql('ALTER TABLE catalog_category_includes DROP FOREIGN KEY FK_862DDA14C8C2FACC'); $this->addSql('DROP TABLE catalog_category_includes'); } }