Q:

Is it possible to have discriminator column on secondary table in jpa

I'm currently struggling with mapping an existing db schema to jpa entities, and among a lot of weirdness, I've become stuck on this problem.
I have two tables, similar to this:
Table 1          Table 2         
|Service     |  |Servicetype     |
|servicetype |  |Servicecategory |
|            |  |                |

Where servicetype in table 1 is a foreign key to service type in table two. 
However, the services in table 1(CNN) This is no ordinary snow storm, weather experts say.

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Other airlines were implementing similar measures.

Check first if you're flying into or