Re: Postgresql the right tool (queue using advisory_locks + long transactions)

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Hi,


On 2014-04-27 21:53, Tom Lane wrote:
 >
> Sitting on an open transaction for hours would be a bad idea.

I'm wondering why this is and what the consequences might be - I
thought, the MVCC model would handle that rather well?

Could please someone elaborate on this or provide some pointer? Thanks!


Best regards,

    -hannes



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