Subject Re: [Firebird-Architect] Group Commits
Author Jim Starkey
Jacqui Caren wrote:

>Dmitry Yemanov wrote:
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>>I'm not sure I get you here. Generators are outside the transaction context,
>>so they should be guaranteed unique regardless of the commits.
>>
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>Can we have some form of definite response on this?
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>Are generator values always unique or can non unique
>values be generated outside of "catastrophic" failure
>bounds conditions?
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>
Generators are guaranteed unique if the transaction commits. If the
server/engine fails before generator pages are written, there is an
excellent chance that the last few numbers will be re-used.

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