The Oracle unique ID generator through use of sequences
The name of the sequence used to generate the unique id
is made from the name of the table that uses the id by
appending "_id_seq" to it.
A class which constructs a Recursive-Decent Parse tree
Rules follow
E -> V
E -> OE|OEE
O -> S|P|C|X|J
V -> $
OR
E -> V
E -> O_1E
E -> O_2EE
O_1 -> S|P|C
O_2 -> X|J
V -> $
A class that generates queries for testing the SPO data management system
Overall Constraints:
# of random variables: 200
# of elements in context: <= 6
# of elements in conditional: <= 3
random variables: CS100 ~ CS299
context elements: year, semester, major, college, instructor, comments
A class that generates SPO relations for the SPO data management system
Overall Constraints:
# of random variables: 200
# of elements in context: <= 6
# of elements in conditional: <= 3
random variables: CS100 ~ CS299
context elements: year, semester, major, college, instructor, comments