...
v1.8 or above, you may upgrade directly to v2.3 without data loss.
v1.7 or below, you must upgrade to v2.2 or below before upgrading to 2.3 if you want to save preserve your Compass data.
Data includes everything the user creates, such as:
Accounts
Profiles
Projects
Datasets
Classifiers
There are no code incompatibilities between versions, so if you don't care about data loss, you are able to upgrade directly from v1.7 to v2.3.
Data includes everything the user creates, such as:
...
Accounts
...
Profiles
...
Projects
...
Datasets
...
Updated product support and service levels policy
...