Скажем, у меня есть две (или три) таблицы.
PLAYER_POINT
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PLAYER_ID | PK, FK -> PLAYER
POINT_ID | PK, FK -> POINT
EARNED | INT
PLAYER_POINT_YEAR
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PLAYER_ID | PK, FK -> PLAYER_POINT
POINT_ID | PK, FK -> PLAYER_POINT
YEAR | PK
EARNED | INT
PLAYER_POINT_MONTH
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PLAYER_ID | PK, FK -> PLAYER_POINT_YEAR
POINT_ID | PK, FK -> PLAYER_POINT_YEAR
YEAR | PK, FK -> PLAYER_POINT_YEAR
MONTH | PK
EARNED | INT
Возможно ли с JPA использовать @Inheritance с расширяющимся составным первичным набором ключей?