adplus-dvertising
frame-decoration

Question

Which operation is typically NOT performed by most DSMSs?

a.

Filtering

b.

Aggregation

c.

Enrichment

d.

Indexing

Posted under Big Data Computing

Answer: (d).Indexing Explanation:Indexing is typically not one of the common operations performed by most DSMSs.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. Which operation is typically NOT performed by most DSMSs?

Similar Questions

Discover Related MCQs

Q. What is the purpose of a stream-based join in DSMSs?

Q. What are the eight essential requirements outlined by Stonebraker et al. for processing real-time stream data?

Q. What is a stream-based join operation primarily used for?

Q. Which application scenario is commonly associated with stream-based joins?

Q. In the context of real-time data warehousing, what is the purpose of a stream-based join?

Q. What type of join is most commonly used in the scenario of enriching stream data with master data in real-time data warehousing?

Q. What is a key transformation in the context of stream-based joins?

Q. Which factor contributes to a bottleneck in the execution of stream-based joins?

Q. What is the main research challenge related to stream-based joins in the context of real-time data warehousing?

Q. In real-time data warehousing, what is the typical purpose of stream-based joins in the ETL (extract-transform-load) layer?

Q. What is the primary difference between traditional data warehousing and real-time data warehousing?

Q. Which type of data sources are commonly involved in stream-based joins for real-time data warehousing?

Q. What is the primary objective of the MESHJOIN algorithm?

Q. In MESHJOIN, what serves as the build input for the hash join?

Q. How does MESHJOIN handle the loading of disk-based relation segments?

Q. What constraint ensures that a stream tuple in MESHJOIN is matched against the entire disk relation before expiring?

Q. What is the key optimization in the MESHJOIN algorithm?

Q. What is the main advantage of the MESHJOIN algorithm in terms of stream processing?

Q. What issue does MESHJOIN face with regard to the access rate of disk pages?

Q. How does the MESHJOIN algorithm handle intermittent or low arrival rate input streams?