adplus-dvertising
frame-decoration

Question

What is the key component used in the HYBRIDJOIN algorithm to store the values for join attributes?

a.

Disk buffer

b.

Hash table

c.

Queue

d.

Stream buffer

Posted under Big Data Computing

Answer: (c).Queue Explanation:The key component used in the HYBRIDJOIN algorithm to store the values for join attributes is the queue.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is the key component used in the HYBRIDJOIN algorithm to store the values for join attributes?

Similar Questions

Discover Related MCQs

Q. What extra feature does the HYBRIDJOIN queue implement compared to the queue in MESHJOIN?

Q. How does the hash table in HYBRIDJOIN help in matching disk pages with stream tuples?

Q. What is the role of the stream buffer in HYBRIDJOIN?

Q. How does HYBRIDJOIN handle disk invocations compared to MESHJOIN?

Q. What is the key parameter used to initialize the value of "w" in the HYBRIDJOIN algorithm?

Q. What is the purpose of the inner loop in the HYBRIDJOIN algorithm?

Q. What action does the algorithm take when it finds a match between a disk tuple and a stream tuple in HYBRIDJOIN?

Q. . What is the asymptotic runtime of HYBRIDJOIN compared to MESHJOIN?

Q. What factor dominates the cost of MESHJOIN and HYBRIDJOIN?

Q. What does the cost model in the context of HYBRIDJOIN aim to calculate?

Q. What is the purpose of the "Cost to read one disk partition" component in the processing cost calculation for one loop iteration?

Q. How is the service rate μ calculated in the context of HYBRIDJOIN?

Q. In HYBRIDJOIN, what happens to the average stream input size (w) when the size of the master data (Rt) is increased exponentially?

Q. How does the size of the hash table (hs) affect the average stream input size (w) in HYBRIDJOIN when other parameters are fixed?

Q. What impact does an increase in the disk buffer size (d) have on the average stream input size (w) in HYBRIDJOIN with fixed values for other parameters?

Q. Why is tuning of the join components important in HYBRIDJOIN?

Q. How is the optimal size of the disk buffer determined in HYBRIDJOIN?

Q. What factor significantly affects the performance of HYBRIDJOIN when dealing with the distribution of master data foreign keys in the stream?

Q. In HYBRIDJOIN, what is the advantage of the algorithm when dealing with intermittent streams compared to the original MESHJOIN?

Q. What type of distribution is often used to model sales data, where some products are sold frequently while most are sold rarely?