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From Zheng Shao <>
Subject Re: LOAD DATA question
Date Sun, 22 Mar 2009 23:16:00 GMT
For now, please append the unix timestamp to the end of the file name.


On Sun, Mar 22, 2009 at 12:35 PM, Suhail Doshi <> wrote:

> Hi there,
> I was reading some of the documentation and I came across this statement:
> "Note that if the target table (or partition) already has a file whose name
> collides with any of the filenames contained in *filepath* - then the
> existing file will be replaced with the new file."
> I have rotating data logs that start at log.1 and go to log.512 and wrap
> around back to log.1, does this mean that when I try to LOAD DATA log.1
> again it's going to overwrite the other one?
> In normal MySQL, this data is just constantly appended regardless of the
> file name, but given how it's likely the file is being loaded in hdfs this
> probably is different. If what I am thinking is happening, what is the
> solution for rotating log files?
> Thanks,
> Suhail


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