Oracle
1Z0-898 · Question #30
1Z0-898 Question #30: Real Exam Question with Answer & Explanation
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Question
If a Persistence application locks entity x with a pessimistic lock, which statement is true?
Options
- AThe Persistent provider will lock the database row(s) that correspond to all persistent fields of
- BOnly single table per class hierarchy mapping is supported with this lock type.
- CA Persistence provider will lock the entity relationships for which the locked entity contains the
- DA separate lock statement must be called for each subclass in entity hierarchy.
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