# File lib/sequel/adapters/oracle.rb, line 105
105:       def fetch_rows(sql, &block)
106:         execute(sql) do |cursor|
107:           begin
108:             @columns = cursor.get_col_names.map{|c| output_identifier(c)}
109:             while r = cursor.fetch
110:               row = {}
111:               r.each_with_index {|v, i| row[@columns[i]] = v unless @columns[i] == :raw_rnum_}
112:               yield row
113:             end
114:           ensure
115:             cursor.close
116:           end
117:         end
118:         self
119:       end