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Question

Which generation of OBDA systems has focused on efficient rewriting techniques, SQO optimization, and efficient SQL query generation?

a.

First generation

b.

Second generation

c.

Third generation

d.

Fourth generation

Posted under Big Data Computing

Answer: (c).Third generation Explanation:The latest generation OBDA systems, including Quest and Prexto, have focused on efficient rewriting techniques, Semantic Query Optimization (SQO) optimization, and efficient SQL query generation.

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Q. Which generation of OBDA systems has focused on efficient rewriting techniques, SQO optimization, and efficient SQL query generation?

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