code: def get_adjustments(self,
                          zero_qtr_data,
                          requested_qtr_data,
                          last_per_qtr,
                          dates,
                          assets,
                          columns,
                          **kwargs):
          
          split_adjusted_cols_for_group = [
              self.name_map[col.name]
              for col in columns
              if self.name_map[col.name] in self._split_adjusted_column_names
          ]
          # Add all splits to the adjustment dict for this sid.
          split_adjusted_asof_idx = self.get_split_adjusted_asof_idx(
              dates
          )
          return super(SplitAdjustedEstimatesLoader, self).get_adjustments(
              zero_qtr_data,
              requested_qtr_data,
              last_per_qtr,
              dates,
              assets,
              columns,
              split_adjusted_cols_for_group=split_adjusted_cols_for_group,
              split_adjusted_asof_idx=split_adjusted_asof_idx
          )
docs: Calculates both split adjustments and overwrites for all sids.