code: func DjangoMigrationByID(db XODB, id float64) (*DjangoMigration, error) {
  	var err error
  
  	// sql query
  	const sqlstr = `SELECT ` +
  		`id, app, name, applied ` +
  		`FROM django.django_migrations ` +
  		`WHERE id = :1`
  
  	// run query
  	XOLog(sqlstr, id)
  	dm := DjangoMigration{
  		_exists: true,
  	}
  
  	err = db.QueryRow(sqlstr, id).Scan(&dm.ID, &dm.App, &dm.Name, &dm.Applied)
  	if err != nil {
  		return nil, err
  	}
  
  	return &dm, nil
  }
docs: // DjangoMigrationByID retrieves a row from 'django.django_migrations' as a DjangoMigration.
  //
  // Generated from index 'sys_c004953'.