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A dependency based on only a part of a composite primary key is called a .
Q4: is a technique that creates logical representations
Q17: A relationship is an association between .<br>A)
Q29: If one exists, a data modeler uses
Q38: What is a key and how is
Q47: In the context of database security measures,
Q65: Because real-world database design is generally done
Q70: Which of the following is a specialization
Q79: A database language enables the user to
Q80: The maintenance activities of the DBA are
Q107: Every PL/SQL block must be given a