Select count(*) sum(Field) from MyTable

The below select query will give the both the Sales Line record count and the sum of sales quantity.

static void Test_Data(Args _args)

{    

   SalesLine  salesLine;

   select count(RecId),sum(SalesQty) from salesLine;

   info(strFmt("Number of Records : %1  Total Quantity : %2",SalesLine.RecId,SalesLine.SalesQty));

}

Best Regards,

Hossein Karimi