redbookcover.gif (13955 bytes) Readings in Database Systems, 3rd Edition

Stonebraker & Hellerstein, eds.

Handling the Buffer Pool

Force write to disk at commit?

Poor response time.
But provides durability.

Steal buffer-pool frames from uncommited Xacts?

If not, poor throughput.
If so, how can we ensure atomicity?

Force

No Force

No Steal

Steal

Trivial

Desired

Previous slide Next slide Back to first slide View graphic version

1998, Joseph M. Hellerstein.  Last modified 08/17/98.
Feedback welcomed.