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select(sql, name = nil) private

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# File activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb, line 355
        def select(sql, name = nil)
          res = execute(sql, name)
          results = res.result           
          rows = []
          if results.length > 0
            fields = res.fields
            results.each do |row|
              hashed_row = {}
              row.each_index do |cel_index|
                column = row[cel_index]
                if res.type(cel_index) == BYTEA_COLUMN_TYPE_OID
                  column = unescape_bytea(column)
                end
                hashed_row[fields[cel_index]] = column
              end
              rows << hashed_row
            end
          end
          return rows
        end
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