skipAssertion( fn (Schema $schema) => $schema->getTable($this->getPrefixedTableName(self::TABLE_NAME))->getColumn('id')->getType() instanceof BigIntType, sprintf('Index %s already exists', 'index_name') ); } public function up(Schema $schema): void { $this->addSql("ALTER TABLE {$this->getPrefixedTableName(self::TABLE_NAME)} CHANGE id id BIGINT UNSIGNED AUTO_INCREMENT NOT NULL"); } public function down(Schema $schema): void { $this->addSql("ALTER TABLE {$this->getPrefixedTableName(self::TABLE_NAME)} CHANGE id id INT UNSIGNED AUTO_INCREMENT NOT NULL"); } }