On 2/16/13 5:00 AM, Ted Roche wrote:
> In addition, few DBMS do a good job of tracking timezones. TZ are a hard
> problem, as there are dozens of changes to what location has which timezone
> every year, so it's difficult to calculate if it is not captured at the
> time.

Why would the DBMS need to know anything about the TZ? That's up to the client 
side
for display purposes, no?

IOW, all datetimes are saved in the backend as UTC. The client (who knows his 
TZ and
offset) can display the localized datetime.

Paul

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