Question: Questions: Explain Logical data independency by giving EXAMLES Explain conceptual external schema mapp ) Explain Data Definition Language. Explain the following words: Persistent Data Naive

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Explain Logical data independency by giving EXAMLES
Explain conceptual external schema mapp)
Explain Data Definition Language.
Explain the following words:
Persistent Data
Naive User
Questions: Explain Logical data independency by giving EXAMLES Explain conceptual external

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