private void LoadDataSet() { BPDisciplineLevels bpDisciplineLevels = new BPDisciplineLevels(); BPCompetencyAreas bpCompetencyAreas = new BPCompetencyAreas(); BPCompetencies bpCompetencies = new BPCompetencies(); dsCompetencies = bpDisciplineLevels.SelectAllActive(); dsCompetencies.Merge(bpCompetencyAreas.SelectAllActive()); dsCompetencies.Merge(bpCompetencies.SelectAllActive()); }