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

View solution

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

View solution

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

View solution

Q. What is the main disadvantage of the index nested loop join (INLJ) approach when joining stream S with disk-based relation R?

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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?

View solution