Topic

MongoDB replication

MongoDB's replica set mechanism, in which secondary members apply the primary's operations log and can be configured as hidden, priority-zero or non-voting.

Current clusters

build1 publisher

DumboDB turns MongoDB oplog events into per-field commits from a hidden replica member

DoltHub's DumboDB now takes its version history from writes an application is already sending to MongoDB. DumboDB joins as a hidden member the cluster cannot elect, and the first release runs only with the security features switched off.

Publishers:runtimewire.com

Reality

Evidence58
Adoption8
Hype gap−6
Incentives70
Confidence52