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3 cards from this section. Quick, good the night before a test.
Define data in the context of a database.
Think about what type of information you encounter in a database.
What is metadata?
Consider how we describe tables and their contents.
What is data?
Think about what data you interact with in a database.
Metadata describes which of the following?
Remember the definition of metadata.
Given a dataset for a university, design a schema detailing how you would structure tables for Students, Courses, and Enrollments. Discuss relationships.
Consider how many tables you need and how they interconnect.
Explain how changing the metadata could affect data retrieval speed and accuracy. Provide examples.
Reflect on the implications of well-structured versus poorly structured metadata.
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