private void inicio() { try { cDAO dao = new cDAO(); cGlobal.query = "SELECT * FROM ARQUIVO_FISICO"; DataGridViewTextBoxColumn campo0 = new DataGridViewTextBoxColumn(); campo0.Name = "ID"; campo0.HeaderText = "ID"; campo0.Width = 100; campo0.DataPropertyName = "ID"; campo0.Visible = true; DataGridViewTextBoxColumn campo1 = new DataGridViewTextBoxColumn(); campo1.Name = "SAC"; campo1.HeaderText = "SAC"; campo1.Width = 265; campo1.DataPropertyName = "SAC"; campo1.Visible = true; DataGridViewTextBoxColumn campo2 = new DataGridViewTextBoxColumn(); campo2.Name = "DI8"; campo2.HeaderText = "DI8"; campo2.Width = 265; campo2.DataPropertyName = "DI8"; campo2.Visible = true; dt = dao.retorna_datatable(cGlobal.query, "cn1"); bs = new BindingSource(); bs.DataSource = dt; dgvArquivos.Columns.Clear(); dgvArquivos.AutoGenerateColumns = false; dgvArquivos.Columns.AddRange(new DataGridViewColumn[] { campo0, campo1, campo2 }); dgvArquivos.DataSource = dt; } catch (Exception ex) { throw; } }