The PG timestamp has the advantage of actually being able to cover any
time, and be timezone-aware if you wish.
Epoch time, obviously, is more constrained.
On Wed, 10 Mar 2004, Louie Kwan wrote:
> Hi All,
>
> I am doing a data warehouse project using postgresql and I need warehousing
> data from different operational systems, like, Remedy and NNM, etc...
>
> Some data is time sensetive, I am thinking to use epoch as the format of the
> time instead of Postgre Timestamp data type !!
>
> The challenge for me is that different operational systems are using
> different data format, for example, Remedy is using epoch time and NNM has
> it own format.. when I do ETL ... I think I need to choose a time format and
> I may prefer to use epoch time.
>
> Any comment or any experience ?
>
> Thanks in advance.
>
> Best regards,
> Louie Kwan
>
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Sam Barnett-Cormack
Software Developer | Student of Physics & Maths
UK Mirror Service (http://www.mirror.ac.uk) | Lancaster University