Replication in MongoDB

by | Apr 18, 2026 | MongoDB

https://youtu.be/OWpiccVVNwU?si=jg7ryOK1Jxw9v8eW   Replication is implemented via replica sets—a self-healing group of mongod processes that maintain the same dataset.   Replica set architecture Primary: Accepts all writes. Records each write in the oplog...