Object-Relational DBMSs

• Relational DBMS use of many OO features.

• Stonebraker's view: Fig. 29(28).1

• Advantages: reuse and sharing, preserves the advantages and experience of RDBMS

• Disadvantages: complexity and cost, not OO

• 3G DBMS Manifesto: 29(28).2.1

• The Third Manifesto:Table 29(28).1