/// <summary>
/// 执行SQL 返回第一行第一列
/// </summary>
/// <param name="SQL"></param>
/// <returns></returns>
public string ExecuteScalarBySQL(string SQL)
{
object obje = Obj.ExecuteScalar(SQL);
if (obje != null)
{
return(obje.ToString());
}
return(string.Empty);
}
