连接SQL Server执行SQL语句

public static DataTable GetData()
{
string Connect
= ConfigurationManager.AppSettings["ConnectionString"].ToString();

SqlConnection sc = new SqlConnection(Connect);
sc.Open();

SqlCommand cm = new SqlCommand("select * from Department");

cm.Connection = sc;
DataSet ds = new DataSet();

SqlDataAdapter sda = new SqlDataAdapter(cm);
sda.Fill(ds,
"abc");
DataTable dt = ds.Tables["abc"];
return
dt;
}
public static string ExecSQL(string sql)

{
string Connect =
ConfigurationManager.AppSettings["ConnectionString"].ToString();

SqlConnection sc = new SqlConnection(Connect);
sc.Open();

SqlCommand cm = new SqlCommand(sql);
cm.Connection =
sc;
string str = cm.ExecuteNonQuery().ToString();

sc.Close();
return str;
}

连接SQL Server执行SQL语句,布布扣,bubuko.com