Встроенные функции прямого SQL (без агрегации) можно описать в Oracle10g в SQL * Plus, введя describe SYS.STANDARD
.
SQL> desc sys.standard;
FUNCTION SYS$DSINTERVALSUBTRACT RETURNS INTERVAL DAY TO SECOND
Argument Name Type In/Out Default?
------------------------------ ----------------------- ------ --------
LEFT TIMESTAMP IN
RIGHT TIMESTAMP IN
FUNCTION SYS$DSINTERVALSUBTRACT RETURNS INTERVAL DAY TO SECOND
Argument Name Type In/Out Default?
------------------------------ ----------------------- ------ --------
LEFT TIMESTAMP WITH TIME ZONE IN
RIGHT TIMESTAMP WITH TIME ZONE IN
... отрывок для краткости
FUNCTION VSIZE RETURNS NUMBER
Argument Name Type In/Out Default?
------------------------------ ----------------------- ------ --------
E DATE IN
FUNCTION VSIZE RETURNS NUMBER
Argument Name Type In/Out Default?
------------------------------ ----------------------- ------ --------
E VARCHAR2 IN
FUNCTION XOR RETURNS BOOLEAN
Argument Name Type In/Out Default?
------------------------------ ----------------------- ------ --------
LEFT BOOLEAN IN
RIGHT BOOLEAN IN