code: func (db *DB) Pending(sortBy string, offset, count int) ([]*Doc, error) {
  	var docs []*Doc
  	err := db.store.Select(db.meta, &docs, `where "Time" = ? order by `+sortBy+` limit ? offset ?`, time.Time{}, count, offset)
  	if err != nil {
  		return nil, err
  	}
  	return docs, nil
  }
docs: // Pending enumerates the unfiled documents in the database,
  // sorting them by 'sortBy', and then returning at most count documents
  // after skipping offset.