| Locking |
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| Ÿ | J2EE Developers
want to think of locking at |
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| the object level |
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| Ÿ | Databases may
need to manage locking |
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| across many
applications |
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| Ÿ | Persistence layer
or application server must |
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| be able to
respect and participate in locks at |
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| database level |
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