Hi, All I made two different file types (xlsx and txt : csv) by using the option, export from a SAS project. I believe that the size of a text file is smaller than excel file only except large dataset over a million rows (becuase excel file can store only 2x2^20 - around a million rows). However, when I export data from SAS with these two types of file by using a same data, I found that some dataset saved as excel(.xlsx) is much smaller than text type. Is there any automatically applied compression process when the dataset is exported as xlsx from SAS? I tried that matching up data types (numerical and char fields) of columns and other possible options, but I still do not get a clear explaination on that. If you have any suspicous part and possible ideas on this, please drop a hint. 🙂 I really appreciate any help from you all.
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