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database

2PL

The 2PL or Two-Phase Locking is a method to reach serializability.

In-Memory Database

Context

Accessing data in memory can be faster than from disk.

In-memory database is a database that keeps the entire dataset in RAM. So it generally has better performance than on-disk databases.

Use

  • When fast data access is a criterion.
  • Used as caching layer in front of on-disk databases.

Common …