+ def load_classification(id)
+ sql = "SELECT ddc, lcc, author_grouping, author_sort, title_grouping, title "
+ sql += " FROM Classifications WHERE id=$1"
+ @conn.exec_params(sql, [id]) do |rs|
+ if rs.ntuples > 0
+ row = rs[0]
+ ddc = row['ddc']
+ lcc = row['lcc']
+ author_grouping = row['author_grouping']
+ author = row['author_sort']
+ title_grouping = row['title_grouping']
+ title = row['title']
+
+ result = Classification.new(ddc, lcc, author_grouping, author, title_grouping, title)
+ result.id = id
+ return result
+ end
+ end
+
+ return nil
+ end
+