# File lib/sequel/adapters/odbc.rb, line 89
 89:       def fetch_rows(sql)
 90:         execute(sql) do |s|
 91:           i = -1
 92:           cols = s.columns(true).map{|c| [output_identifier(c.name), c.type, i+=1]}
 93:           columns = cols.map{|c| c[0]}
 94:           self.columns = columns
 95:           if rows = s.fetch_all
 96:             rows.each do |row|
 97:               hash = {}
 98:               cols.each{|n,t,j| hash[n] = convert_odbc_value(row[j], t)}
 99:               yield hash
100:             end
101:           end
102:         end
103:         self
104:       end