On Sun, 2005-12-25 at 14:02 +0100, Gregor Zeitlinger wrote:
> as far as I have understood, the WAL backup that you control via
> "archive_command" is the PostgreSQL equivalent to what other databases
> let you do with an incremental backup
No it is not an incremental backup of changed data blocks, it is a
transactional log archival. So, other parts of your thinking are
slightly off - but not by much. The only way to do a partial recovery is
to follow the PITR notes.
Best Regards, Simon Riggs
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
