PPT Slide
Another class of data functions
available in Oracle correspond to
the DATE datatype. The functions that
perform operations on dates are known
as date functions. There is a special
keyword that can be specified to give
Oracle users the current date.
This keyword is called sysdate.
Using the dummy DUAL table, you can
execute a select statement using
sysdate to produce today’s date:
SELECT sysdate FROM DUAL;