'Type 2 simple' diaporamas de présentation

Trees-II

659 views • 52 slides

B-Trees

B-Trees. Motivation for B-Trees. Index structures for large datasets cannot be stored in main memory Storing it on disk requires different approach to efficiency Assuming that a disk spins at 3600 RPM, one revolution occurs in 1/60 of a second, or 16.7ms

495 views • 35 slides

B-Trees

453 views • 32 slides

B-Trees

350 views • 27 slides

Other time considerations

Other time considerations. Source: Simon Garrett Modifications by Evan Korth. Disk access time vs CPU time. We have assumed that all instructions are created equally in our analysis all semester. What if this assumption is not true? One example:

353 views • 27 slides

Other time considerations

Other time considerations. Source: Simon Garrett Modifications by Evan Korth. Disk access time vs CPU time. We have assumed that all instructions are created equally in our analysis all semester. What if this assumption is not true? One example:

279 views • 27 slides

Other time considerations

Other time considerations. Source: Simon Garrett Modifications by Evan Korth. Disk access time vs CPU time. We have assumed that all instructions are created equally in our analysis all semester. What if this assumption is not true? One example:

274 views • 27 slides

Other time considerations

Other time considerations. Source: Simon Garrett Modifications by Evan Korth. Disk access time vs CPU time. We have assumed that all instructions are created equally in our analysis all semester. What if this assumption is not true? One example:

271 views • 27 slides

B-Trees

B-Trees. Motivation for B-Trees. Index structures for large datasets cannot be stored in main memory Storing it on disk requires different approach to efficiency Assuming that a disk spins at 3600 RPM, one revolution occurs in 1/60 of a second, or 16.7ms

341 views • 24 slides

B - Trees

B - Trees. T. K. Prasad Wright State University. Motivation for B-Trees. Index structures for large datasets cannot be stored in main memory Storing it on disk requires different approach to efficiency

244 views • 24 slides

B-Trees

B-Trees. Motivation for B-Trees. Index structures for large datasets cannot be stored in main memory Storing it on disk requires different approach to efficiency Assuming that a disk spins at 3600 RPM, one revolution occurs in 1/60 of a second, or 16.7ms

248 views • 24 slides