就这样你什么意思?很抱歉使用MySQL,但它类似于SQL
string conn = "datasource=localhost;port=3306;username=root;password=;CharSet=utf8mb4;";
string query = "SELECT * FROM project1.workers";
connection = new MySqlConnection(conn);
adapter = new MySqlDataAdapter(query, connection);
ds = new DataSet();
adapter.Fill(ds, "workers");
datagrdvPracownicy.DataSource = ds.Tables["workers"];
connection.Close();