1 |
Java Calls (mainly Interfaces and not methods) to capabilities expressed in implementation neutral form
|
2 |
Drivers convert these general calls to vendor specific implementation of service
|
3 |
Java code can either be all on client (2-tier) or on client and middle tier (3 tier)
|
4 |
e.g. JDBC (Java Database Connectivity) is a universal interface to all relational databases
|
5 |
Adoption of this JDBC implies that vendor specific solutions are immediately less attractive
-
All vendors must however support JDBC because of importance of "seamless" interfaces!
|