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Q7: Normalization works through a series of stages
Q15: are characteristics of entities.
Q15: Assume a designer is using the UNION
Q15: _ provide a unified,single point of entry
Q30: The first step in the ER model
Q34: A row-level trigger requires use of the
Q70: In a real-world environment,we must strike a
Q75: To work with data,the DBMS must retrieve
Q80: Fully equivalent means that the optimized query
Q86: If a user adds a new column