A column is not only stored in a single file.
- A column exist under several version consequently you have one data file per version.
- We propose to name them
columnName@version.odc
- We propose to name them
- We need to store the highest version somewhere.
- This version number can be stored in a file named
columnName.odrfor OBIDMS column release.
- This version number can be stored in a file named
- Later we can imagine to have index on column.
- These index files will be named
columnName@version.odifor OBIDMS column index.
- These index files will be named
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