Dick Visser <dick(dot)visser(at)tienhuis(dot)nl> writes:
> Since I use rysnc to a remote host for backups, I have created a
> script hat dumps each db to a file, and then checks if the dump from
> yesterday is different.
> I have been fiddling with all kinds of techniques to accomplish this.
> The only way that seems to work is to make txt based dumps, and strip
> out all the comments and empty lines:
Have you retested this assumption recently? We got rid of the OIDs and
stuff in the default comments, so I think that you should be able to
just diff the text dump files without any weird processing.
> When I try to dump to custom format, the dumps are *not* the same
> anymore, even though the data has *not* changed.
There's a timestamp in the custom format file header.
regards, tom lane
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