Migrating a spring-boot application that used liquibase 3.6.3 to liquibase 4.5.0, and PostgreSQL 12.x the changelog fails to be processed when updating a view with replaceIfExists=true.

Give some API proposal, how the feature should work I'd propose taking a new "options" argument, as this is a PostgreSQL-specific feature, so it wouldn't make sense for it to be a plain boolean ...