On Tue, 24 Feb 2004, Stephen wrote:

> It came to my mind that what if there could be a mechanism in place to allow
> overwriting portions of the same row *whenever possible* instead of creating
> a new row as MVCC would require.

How would you do a rollback if an error occurred mid-query? How would you
keep your table from being a big pile of junk if a power failure happened
during the query?

Jon

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