public void BusesShow()
{
string sql = "select * from Buses";
dvB.DataSource = DBHelperSQL.TableSelect(sql);
}
public void LinesShow()
{
string sql = "select * from Lines";
dvL.DataSource = DBHelperSQL.TableSelect(sql);
}
public void TimetableShow()
{
string sql = "select * from Timetable";
dvL.DataSource = DBHelperSQL.TableSelect(sql);
}
public void DriverShow()
{
string sql = "select * from Driver";
dvD.DataSource = DBHelperSQL.TableSelect(sql);
}
