How to connect to multiple databases in Hibernate

Question

I am new bee to Hibernate and trying out things. One thing that seems to amuse all is how to connect to different databases? I have two questions here:

1. If in t

Answer 1

You can connect two databases test1 and test2, retrieve data with only one hibernate with some tricks:

• hibernate SQLQuery: just add database name with the table "select * from test1.table1", "select * from test2.table2"

• hibernate persistence: using the key schema in the hibernate mapping xml