package migrations import ( "context" "database/sql" "github.com/pressly/goose/v3" ) func init() { goose.AddMigrationContext(upDuplicate, downDuplicate) } func upDuplicate(ctx context.Context, tx *sql.Tx) error { _, err := tx.Exec(` alter table media_file add is_duplicate bool not null default false; `) return err } func downDuplicate(ctx context.Context, tx *sql.Tx) error { // This code is executed when the migration is rolled back. return nil }