*/ final class Version20250501143015 extends AbstractMigration { public function getDescription(): string { return 'add sentiment score'; } public function up(Schema $schema): void { $this->addSql(<<<'SQL' ALTER TABLE article ADD sentiment VARCHAR(255) DEFAULT 'neutral' NOT NULL SQL); } public function down(Schema $schema): void { $this->addSql(<<<'SQL' ALTER TABLE article DROP sentiment SQL); } }