ORACLE FECHA HORA DIFERENTES BASES DE DATOS

root@USBLDMD1012:~# date
Thursday, January 26, 2017 03:54:10 PM COT
root@USBLDMD1012:~# date -u
Thursday, January 26, 2017 08:54:14 PM GMT
srvctl setenv database -d ORCL -t "TZ=America/Bogota"
srvctl setenv database -d ACME -t "TZ=America/New_york"
srvctl setenv listener -l listener -t "TZ=America/Bogota"

export TZ=America/Bogota

select * from nls_database_parameters