About the system time and time have problems

database System time and database time What is the difference ?
That is when the client was in the landing this time what is time ?

------ Solution ------------------------------------ --------


It depends on your web log system to take the time, or the client server time ?
time you visit a client machine's system time ,
time a web server system constructed db server's system time . .
------ For reference only -------------------------------------- -
database time and your system time is likely to be inconsistent.
all the time if you want a standard , it is recommended to take a unified database Time : sysdate.
------ For reference only -------------------------------------- -
is your current system time
------ For reference only ----------------------------- ----------
server, the client
------ For reference only --------------------- ------------------

Oh, you say the most detailed to give you points
ask a wish to obtain landing should be a time when the system time is chanting
------ For reference only -------------- -------------------------


are the system time , the key is which machine 's system time ,
is the client machine's system time, or server machine 's system time .
It depends on the system requirements.
------ For reference only -------------------------------------- -


this database , how time and local time synchronization ah ?