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public static DataSet GetDataSet(string sql, string tableName)
{
using (OleDbConnection connection = new OleDbConnection(connectionString))
{
DataSet ds = new DataSet();
try
{
connection.Open();
OleDbDataAdapter command = new OleDbDataAdapter(sql, connection);
command.Fill(ds, "ds");
}
catch (System.Data.OleDb.OleDbException ex)
{
throw new Exception(ex.Message);
}
return ds;
}
}