>After setting the TZ environment variable to a different timezone, then
>using the UNIX_TIMESTAMP(...) function on a mysql timestamp string
>brings back the correct time, but a date that is a day out, but only
>for certain dates. It seems that the date becomes the original date
>plus the difference in the timezones. Only the date is affected -
>not the time. Ie if the new timezone is +5 hours difference, then it
>will add 5 hours to the timestamp, use that date, then use the
>original time of the timestamp.
>Since a timestamp is a timestamp, it should not be affected by the
>timezone when displaying it.
They're stored in GMT but converted to the server's timezone for display.
>1. create a timestamp in the database
>2. using a select statement, apply the UNIX_TIMESTAMP function to
>3. change the TZ environment var to another timezone
>4. using a select statement, apply the UNIX_TIMESTAMP function to
>repeat these steps for each of the 24 hours in the day for the
>original timestamp, and you will see that some of them will have