skipAssertion(fn (Schema $schema) => $schema->getTable("{$this->prefix}asset_downloads")->hasColumn($column), "Column {$this->prefix}asset_downloads.{$column} already exists"); } } public function up(Schema $schema): void { $this->addSql("ALTER TABLE {$this->prefix}asset_downloads ADD utm_campaign VARCHAR(191) DEFAULT NULL, ADD utm_content VARCHAR(191) DEFAULT NULL, ADD utm_medium VARCHAR(191) DEFAULT NULL, ADD utm_source VARCHAR(191) DEFAULT NULL, ADD utm_term VARCHAR(191) DEFAULT NULL;"); } public function down(Schema $schema): void { $this->addSql("ALTER TABLE {$this->prefix}asset_downloads DROP COLUMN utm_campaign, utm_content, utm_medium, utm_source, utm_term"); } }