Concurrency Glossary Definition

Concurrency is the ability of a system or program to make progress on multiple tasks during overlapping periods of time.

Concurrency is a Database transaction or concurrency concept used to keep data consistent while multiple operations or users interact with stored information.

Concurrency is not the same as parallelism; concurrent work may be interleaved on one processor or run simultaneously on multiple processors.

Related concepts include Source Code, Syntax and Variable.

Database professionals use this concept when designing reliable updates, preventing inconsistent data, and handling competing access.

Related concepts include Deadlock.