Warning
MongoDB 8.3 Not Yet Available
MongoDB 8.3 release candidates are not yet available. This version of the manual is for an upcoming release and is currently a work in progress.
General Changes
2dsphereIndexVersion
Starting in MongoDB 8.3, 2dsphereIndexVersion
is set to version 4 by default.
If you need to downgrade the FCV to anything below 8.3, you
must first drop the 2dsphere version 4 indexes.