# File lib/sequel/adapters/odbc.rb, line 103
103:       def fetch_rows(sql)
104:         execute(sql) do |s|
105:           i = -1
106:           cols = s.columns(true).map{|c| [output_identifier(c.name), i+=1]}
107:           columns = cols.map{|c| c.at(0)}
108:           if opts[:offset] && offset_returns_row_number_column?
109:             rn = row_number_column
110:             columns.delete(rn)
111:           end
112:           @columns = columns
113:           if rows = s.fetch_all
114:             rows.each do |row|
115:               hash = {}
116:               cols.each{|n,i| hash[n] = convert_odbc_value(row[i])}
117:               hash.delete(rn) if rn
118:               yield hash
119:             end
120:           end
121:         end
122:         self
123:       end