| OO/OR Database | Starting Year | Host Language |
|---|---|---|
| ORION | 1984 | LISP |
| GemStone | 1989 | OPAL, derived from Samlltalk |
| Iris | 1989 | the object-oriented SQL (OSQL) |
| O2 | 1990 | CO2, an object-oriented extension of C |
| ObjectStore | 1991 | the persistent C++ |
| Oracle8 | 1997 | SQL and PL/SQL extensions |
Two different approaches to OODB query language design are
- Extending SQL—SQL3 is to reflect the increasing use of object-oriented concepts in relational databases.
- Increasing the functionality of object-oriented languages by incorporating database functionality.
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I walked into the gym and see a bunch of ladies working out, I ask the guy who is running the gym, “Sir, what machine should I use to impress the ladies?” He smiles says “Try the ATM in the lobby.” |