private void ConectarDataBaseBtn_Click(object sender, EventArgs e)
{
string connectionString = "Server=localhost;Database=mydb;Uid=root;Pwd=sebas1995;";
MySql mySql = new MySql();
mySql.ConnectionString = connectionString;
mySql.OpenConnection();
mySql.BeginTransaction();
dataGridView1.DataSource = mySql.QuerySQL("Select * from Clientes");
mySql.CommitTransaction();
mySql.CloseConnection();
MessageBox.Show("Conexión exitosa");
}