OODB

1
???? ??? ???????? ?? ???

• ????? ????
• ????? ?????
• ????? ?????? ???? ?????

2
?????

• ??? ???? ????? ??? ???? ????????
• ??? ???? ??? ????? ?? ?? ????? ??? ??????? ?
  ???????? ??? ????
• ???? ???? ????? ?????

3
OODB

• Object
• state
• behavior
• Identity
• Class
• Inheritance
• Overriding

4
?????????? ???? ??? ?? ???

• ????? ?????
• ??????? ???? ???? ???? ???? ?????? ??????
• ????? ?? ??? ?? ????? ?????? ?? ?? ????? ????
• ???? ??? ??????
• ENCORE
• ????? ??????? ??????
• ?????? ??????
• ObjectStore

5
?????????? ???? ??? ?? ???

• ??? ???? ?? ????? ???? ???? ?????
• ????? ???????? OID ???? ?????
• ????? ?????? ?????
• ??? ????? OID ?????? ?????? ??? ???????
• ???? ???? ?? ?????
• ????? ????
• ????? ????

6
?????????? ???? ??? ?? ???

• ????? ????? ??? ????? ????
• ????? ?? ???? ????? ?? ??? ????? ??
• ????? ??? ????? ?? OODB
• ????? ????? ?????
• ????? ????? ?????
• ?????? ?????? ????
• ?????? ????? ??? ????

7
?????????? ???? ??? ?? ???

• ????? ?????? ?? ???? ?????
• ?????? ???? ?? ?? ????? ??????
• ?????? ?? ???? ????? ?? ??? ????
• ??? ???? ?? ????? query ????
• ??????? ???? ?? ????? ????? ?? ?????
• ?? ??? OID
• ????? ??? ?? ???
• union , difference , select , generate ,map
• ????? ???? ??????? ?? ???? ???????? ???? ???
  intersection

8
??? ??? ???? ??? ?? ???

• ????? ?????? ??? RDB? OODB
• ??? ???????? ?? RDB ? ????? ?????? ?? OODB
• ??? ???????? ???????? ????? ???? ??????? ?? OODB
  
• ??????? ???? ?????? OODB ?RDB
• ??????? ???? ??? ??? ???? OODB ? RDB

9
??? ??? ???? ??? ?? ??? ...

• ????? ???? ????
• ???? ??? ???? ???
• ????? ???? ????? ????????? ??? ????
• ????????? ??????
• ????????? ????? ??? ?? ???
• ????? ??????? ???? ????? query
• ???? ??? ??????? ???? ??? ?????? ? GROUP BY
  ?????? ?????
• ??????? ?? ANCI SQL

10
??? ??? ???? ??? ?? ??? ...

• ??? ????????????????? ?? View
• ??? ????? ??? ?????? View ?? ????? ?????? ????
  ????????
• ???? ????? ?? View ???? ????.
• ?? ???? ??? ??? ??????? ???? ???? View ????? ?????

11
?????

• Achievement and weaknesses of object oriented
  databases , Sikha Bagui, Department of Computer
  Science, University of West Florida, U.S.A.
• On type systems for object oriented database
  programming language, Yuri Leontiev , M. Tammer
  Ozsa , Duane Szafron,