code: func (c *Connector) RemoveRange(ctx context.Context, ei *dosa.EntityInfo, columnConditions map[string][]*dosa.Condition) error {
  	if c.Next == nil {
  		return NewErrNoMoreConnector()
  	}
  	return c.Next.RemoveRange(ctx, ei, columnConditions)
  }
docs: // RemoveRange calls Next.