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Home -> Community -> Usenet -> comp.databases.theory -> Re: why do you apply undo before redo?
Ryan wrote:
> "Jan Hidders" <jan.hidders_at_REMOVETHIS.pandora.be> wrote in message
> news:HFDgc.77172$4W5.5180553_at_phobos.telenet-ops.be...
>> >>No, I'm not. In the example the transaction in the UNDO list did not yet >>commit, and the transaction in the REDO list did. Does the book not >>explain what the REDO and the UNDO list are and how they are constructed?
With "did not yet commit" I meant "did not yet commit before the crash".
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