/// <summary>
        /// Selects the rows with the given keys.
        /// </summary>
        /// <param name="objs">The objects to select.</param>
        /// <param name="commandTimeout">Number of seconds before command execution timeout.</param>
        /// <returns>The rows that match the given keys.</returns>
        public IEnumerable <R> BulkGet(IEnumerable <T> objs, int commandTimeout = 30)
        {
            IEnumerable <T> list   = Access.BulkGet(objs, commandTimeout);
            IEnumerable <R> result = Items.Add(list);

            return(result);
        }