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Q2: Overlapping subtypes are subtypes that contain a
Q13: In order to meet performance requirements, portions
Q16: The DBA's _ role is focused on
Q17: Most current-generation relational DBMSs perform automatic query
Q18: Use _ to provide balance between performance
Q21: What are the main types of objects
Q27: Referential _ dictates that the foreign key
Q54: The relationships depicted within the specialization hierarchy
Q66: Attribute A _ attribute B if all
Q74: The most likely data type for a