Encyclopedia > Non-lock concurrency control

Article Content

Non-lock concurrency control

In computer science, in the field of databases, non-lock concurrency control is concurrency control method used in relational databases without using locking[?].

There are several non-lock concurrency control methods:

Optimistic concurrency control
Timestamp-based concurrency control
Multiversion concurrency control

They involve the use of timestamps on transaction to determine transaction priority.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Photosynthesis

... into chemical energy. Light absorbed by chlorophyll or other photosynthetic pigments is used to drive a transfer of electrons and hydrogen from water (or some other donor ...