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Question

In the data vaults project, what is used to guide queries to the proper files and transform only the needed data on-the-fly?

a.

Metadata information

b.

Parsing and tokenizing algorithms

c.

Indexing information

d.

Clustering data

Posted under Big Data Computing

Answer: (a).Metadata information Explanation:In the data vaults project, metadata information is used to guide queries to the proper files and transform only the needed data on-the-fly during query processing.

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Q. In the data vaults project, what is used to guide queries to the proper files and transform only the needed data on-the-fly?