The minor version update guide 7.16 to 7.17 explains how to
Update the database with Liquibase (new) and with manual scripts (previous default)
Set a baseline for existing manual database installations to update with Liquibase afterwards (using changelogSyncToTag with the latest version from the ACT_GE_SCHEMA_LOG table)
Hints (Optional):
The update guide could simply point to the new central database schema installation guide