Unverified50% confidenceFactExact time
The 3-2-1-1-0 extended version additionally requires one of the copies to be an air-gapped copy, and zero unverified backups.
1
Sources
50%
Confidence
Long-term
Relevance
9/12/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedSemantic versioning divides version numbers into major, minor, and patch numbers; the patch level only fixes bugs or updates internal dependencies, making the upgrade risk extremely low.55% similarUnverifiedIn primary-replica replication, asynchronous replication mode does not require the primary to wait for replica acknowledgment before committing transactions, resulting in replication lag; semi-synchronous mode requires at least one replica to acknowledge before returning success, reducing the risk of data loss but increasing write latency.55% similar
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