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Re: Add metadata to my files for Spotlight
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Re: Add metadata to my files for Spotlight


  • Subject: Re: Add metadata to my files for Spotlight
  • From: Pierre Bernard <email@hidden>
  • Date: Tue, 10 May 2005 18:10:12 +0200

That's about the same situation I have. I have one CoreData SQLite database representing many items. For each item there is a data file in the Application Support directory. The actual meta-data for my files is in my SQLite database.

I need to solve two problems:

1. Get Spotlight to see individual items rather than one big SQLite file
2. Get the meta-data indexed at reasonable cost. The docs tell me to refrain from instantiating a CoreData stack in the importer.


I can solve 1. by making CoreData see the attachement files in the Application Support directory.
I can and did solve 2. by piggybacking meta-data onto those data files.


The solution I am now going for is to:

Keep the attachement files just as they are with no meta data piggybacked onto them.
Solve 1. by creating files in Caches/Metadata just as Address Book and iCal do
Solve 2. by including a copy of the actual meta data in theses files


I can at wish rebuild the meta data files from my SQLite data store. The only trouble is seeing that/if it went out of sync.

Pierre

On May 10, 2005, at 5:38 PM, Creed Erickson wrote:


On May 10, 2005, at 8:08 AM, Pierre Bernard wrote:


Actually, this is how Apple does things for Address Book and iCal.


Erm, I don't think it works as you are presenting it. AB data and metadata are all kept in one file, ~/Library/Application Support/ AddressBook/AddressBook.data. The stuff in ~/Library/Caches is just pre-digested stuff pulled from the data file. That cache can be rebuilt from the data file.



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References: 
 >Re: Add metadata to my files for Spotlight (From: Pierre Bernard <email@hidden>)
 >Re: Add metadata to my files for Spotlight (From: Ondra Cada <email@hidden>)
 >Re: Add metadata to my files for Spotlight (From: Pierre Bernard <email@hidden>)
 >Re: Add metadata to my files for Spotlight (From: Creed Erickson <email@hidden>)

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