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Large Data Sets
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Large Data Sets


  • Subject: Large Data Sets
  • From: Jerrod Fowkes <email@hidden>
  • Date: Fri, 30 Jun 2006 13:41:37 -0700 (PDT)

Hi,

For my application I must manage a certain amount of data, at the most, it could be around 800k - 1 meg. I must use a flat file as the output device. The data is basically stored as filenames with timestamps and some extra metadata. Currently I am serializing a dictionary down with the filename and timestamp. Every so often I must go through this dictionary and "manage it" such as delete files off of the filesystem and delete the entries from the dictionary. This could be an expensive process if files were to build up.

So, I was thinking about a dictionary of dictionaries, and serializing down the dictionary that would hold the dictionaries. The master dictionary would essentially have a date as the key and a dictionary as it's value.  ---> This seems to be a pain and I don't think would be an option to an experienced developer.

I dont think that NSDictionary will serialize down with other dictionary objects in it. I am thinking that maybe NSXMLParser maybe a better solution for this. However I am not too sure if there is something that I am missing in that solution or a better object in cocoa api would be better. Odds are, I haven't read about it yet. Thank you -Jerrod Fowkes


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