Which of the following is true about star schemas?

Question

Options

• AA star schema is optimal for OLTP systems.
• BA star schema is also known as a 3rd Normal Form schema.
• CA star schema is associated with master-detail relationships between tables.
• DA star schema is not necessarily a snowflake schema, but a snowflake schema is always a star

• A
  2% (1)
• B
  5% (2)
• C
  9% (4)
• D
  84% (36)

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