On Concurrency Control by Multiple Versions

[stonewhitener]

Resources

• https://dl.acm.org/doi/10.1145/348.318588

Summary

[stonewhitener]

General モデル

The most general transaction model is the one consisting of several steps, each of which either reads or writes an entity [8].

Two-step モデル

If, in each transaction, all the reads come before all the writes, we have the two-step model [11].