Re: archiving or versioning data?

In response to Louis-David Mitterrand :
> Hi,
> 
> I'd like to find a way to archive versions of my data in an elegant and
> extensible way.
> 
> When a user modifies certain entries I'd like the database to keep the
> previous versions (or a limited, definable number of versions).
> Wiki-style.
> 
> Would that be a good use of postgres' arrays? 
> 
> So I'm looking for "best practices" (tm) on that subject.
> 
> Thanks in advance for your suggestions,

You can use tablelog:

08:11 < akretschmer> ??tablelog
08:11 < pg_docbot_adz> For information about 'tablelog' see:
08:11 < pg_docbot_adz>
http://andreas.scherbaum.la/blog/archives/100-Log-Table-Changes-in-PostgreSQL-with-tablelog.html
08:11 < pg_docbot_adz> http://pgfoundry.org/projects/tablelog/


It logs all modifications for a particular table.


Andreas
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Andreas Kretschmer
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