Multiple choice

In which of the following options does a transaction commit as soon as its commit log record is written to stable storage at the primary and the backup site?

  1. One-safe

  2. Detection of failure

  3. Image copy

  4. Two-very-safe

  5. RAID level 1

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A transaction commits as soon as its commit log record is written to stable storage at the primary and the backup site.