Class: Sequel::ADO::Dataset

Inherits:
Dataset
  • Object
show all
Defined in:
lib/sequel/adapters/ado.rb

Instance Method Summary collapse

Instance Method Details

#fetch_rows(sql) ⇒ Object 



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# File 'lib/sequel/adapters/ado.rb', line 246

def fetch_rows(sql)
  execute(sql) do |recordset|
    cols = []
    conversion_procs = db.conversion_procs

    recordset.Fields.each do |field|
      cols << [output_identifier(field.Name), conversion_procs[field.Type]]
    end

    self.columns = cols.map(&:first)
    return if recordset.EOF
    max = cols.length

    recordset.GetRows.transpose.each do |field_values|
      h = {}

      i = -1
      while (i += 1) < max
        name, cp = cols[i]
        h[name] = if (v = field_values[i]) && cp
          cp.call(v)
        else
          v
        end
      end
      
      yield h
    end
  end
end

#provides_accurate_rows_matched? ⇒ Boolean

ADO can return for for delete and update statements, depending on the provider.

Returns:

  • (Boolean) 


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# File 'lib/sequel/adapters/ado.rb', line 278

def provides_accurate_rows_matched?
  false
end