The popularity of relational database has helped the adoption of OO database.
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Q57: Indexed Sequential Access Method (ISAM) improved the
Q58: In the hierarchical model, data records are
Q59: The relational model presents a physical view
Q60: Oracle, SQL Server, DB2, Sybase are example
Q61: Structured Query Language is used only for
Q63: Object-relational mapping is used to bridge relational
Q64: An attribute in the relational terminology is
Q65: The primary key is an attribute or
Q66: In a relational database, rows have to
Q67: The foreign key is an attribute in
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