Docs Home → MongoDB Cluster-to-Cluster Sync
Release Notes for mongosync 1.2
On this page
Version 1.2 Released February 16, 2023
Migrating Older Versions of MongoDB
Starting in version 1.2, mongosync can sync between clusters running
some older (pre-6.0) releases of MongoDB Server. This feature requires
additional preparation and configuration in pre-6.0 releases.
If you would like to migrate pre-6.0 versions of MongoDB Server
using mongosync, please contact
your account team to inquire about Professional Services.
Guardrails for Unsupported Versions of MongoDB
mongosync now returns an error if you call start
to sync clusters running unsupported releases of MongoDB Server.
Collated Collections Issue
Fixes bug that could cause mongosync to crash when replicating
collated collections.