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public static DataSet Query(string SQLString)
{
using (SqlConnection connection = new SqlConnection(connectionString))
{
DataSet ds = new DataSet();
//connection.Open();
SqlDataAdapter command = new SqlDataAdapter(SQLString, connection);
try
{
command.Fill(ds, "ds");
}
catch
{
//do something
}
finally
{
if (connection.State != ConnectionState.Closed)
{
connection.Close();
}
}
return ds;
}
}