You are currently located in Singapore and have connected to a remote database in Chicago. You
issue the following command:
PROMOTIONS is the public synonym for the public database link for the PROMOTIONS table.
What is the outcome?
A.
Number of days since the promo started based on the current Chicago data and time
B.
Number of days since the promo started based on the current Singapore data and time.
C.
An error because the WHERE condition specified is invalid
D.
An error because the ROUND function specified is invalid
C
Answer will be A, but again repeated ..
Answer is A
http://stackoverflow.com/questions/17922106/different-current-timestamp-and-sysdate-in-oracle
CURRENT_DATE and CURRENT_TIMESTAMP retur the current date and time in the session time zone.
SYSDATE and SYSTIMESTAMP return the system date and time of the system on which the database resides
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