2017-09-22 10:06 GMT+02:00 Pavel Stehule <pavel.steh...@gmail.com>:
> ANSI SQL 2011 has temporal data support
>
> https://www.slideshare.net/CraigBaumunk/temporal-extensions-tosql20112012010438

As operations it only supports temporal inner joins using the overlap predicate.
Temporal aggregation, temporal outer joins, temporal duplicate
elimination, and temporal set operations are not supported in
SQL:2011.
Please see [1] Section 2.5 Future directions.

Best regards,
Anton, Johann, Michael, Peter


[1] https://cs.ulb.ac.be/public/_media/teaching/infoh415/tempfeaturessql2011.pdf


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