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  • Load small random sample of a large CSV file into R data frame

    We have a CSV file that needs to be processed but doesn't fit into the memory. Is there a way we can read 20K+ random lines of it to do basic stats on our selected date frame?

    ITKE357,100 pointsBadges:
  • How to put the results of a Hive query to a CSV file

    I'm trying to put the results of a hive query to a CSV file. This is what my command looks like: insert overwrite directory '/home/output.csv' select books from table; So when I run it, it says it was successful but I'm having issues finding the file. Is there a way I can find this file? Thank you.

    ITKE357,100 pointsBadges:
  • How to use Python to parse a 12 GB CSV file

    We currently have a 12 GB CSV file. We're now trying to extract some columns from this data and then write a new CSV file that would load into R for data analysis. But we keep getting this error when we're loading the list before writing the new file. Is there a way we can parse the data row by row...

    ITKE357,100 pointsBadges:
  • CSV headers in Microsoft Outlook contact export

    I'm trying to generate a CSV format, as if it's imported by Microsoft Outlook. But the thing is that I don't have Outlook to check what exact headers it generates. Would anyone happen to know how a CSV contacts file is exported by Microsoft Outlook? Thanks so much.

    ITKE357,100 pointsBadges:
  • Creating CSV file from AS/400 fixed length physical file

    We are having a requirement that we need to create an interface file with different sections as follows. File Header, Data Header, Data Details and Footer. Each record is of variable length. But the information should follow the same format such as File Header should be first record then followed...

    Babs312230 pointsBadges:
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