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Q1: SQL statements that can be used to
Q10: In IDEF1X,extended E-R model subtype entities are
Q12: To remove duplicate rows from the result
Q15: Explain how relationships are created using SQL.
Q24: Information systems are used to support business
Q24: One weakness of UML-style E-R diagrams is
Q30: When transforming supertype/subtype entities into a relational
Q36: What format is used for weak entities
Q53: When transforming an ID-dependent E-R data model
Q93: Every subquery can be alternatively expressed by