I assume that only differences are stored to keep the database size down to a minimum.

I'm curious - how do these products can determine the differences? And when you say 'differences',
you're talking about the differences between one verion of a file and the previous version?




>Hi Kevin,
>
>>Howe does SourceSafe, or for that matter any source control provider, store the items put under
>>source control?
>
>That really depends on the source control system. VSS uses files in a folder. For each file in the database, there're two physical files. One is the latest version, the other one in a proprietary binary format contains properties and all differences.
>
>CVS uses a single file for each file in a standardized diff format. VAULT uses a SQL server database with differences stored in binary fields. Subversion can be configured to use different databases for storing the repository.
>
>What all systems have in common is that they store a maximum of one version and differences for all others.