Locking

Locks are used to prevent data from being modified by multiple processes at the same time. This is important because if two processes are modifying the same data at the same time, the data can become corrupted. Locks are used to prevent this from happening.

Visit the following resources to learn more:

• @article@Locking in Databases and Isolation Mechanisms
• @article@Understanding Database Lock Timeouts and Deadlocks
• @video@Row-Level Database Locks Explained - (Read vs Exclusive)