Sorry i have wrong...
Now I have 3 database A,B,C is working in Interbase v 5.6,
but Interbas v 5.6 is no longger can hold what the client wants,
I will conver it in Postgresql, I need your advice which is the
bertter result:
(1):
unika
|
|------ A (schema)
|------------ B (schema)
|------------------- C (schema)
(2) create database A, create database B, create database C
thank you all