Which of the following plays an important role in representing information about the real world in a

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Which of the following plays an important role in representing information about the real world in a database? Explain briefly.
1. The data definition language.
2. The data manipulation language.
3. The buffer manager.
4. The data model.

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Database management systems

ISBN: 978-0072465631

3rd edition

Authors: Raghu Ramakrishan, Johannes Gehrke, Scott Selikoff

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Question Posted: Jun 27, 2016 06:03 AM

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Which of the following plays an important role in representing information about the real world in a

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Database management systems

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