ObdalibQuestFaqs - ConstantB/ontop-spatial GitHub Wiki Table of Contents Frequently Asked Questions Should I use Virtual or Classic mode? Can I switch from virtual to classic or from classic to virtual? Can I do data integration with Quest? Can I use data sources that are not relational databases? Frequently Asked Questions Should I use Virtual or Classic mode? Can I switch from virtual to classic or from classic to virtual? Can I do data integration with Quest? Can I use data sources that are not relational databases? ⚠️ **GitHub.com Fallback** ⚠️