We see database migrations all the time in my line of work. Lock-in is rarely the main concern. Usually reliability, operability, and performance are what close

We see database migrations all the time in my line of work. Lock-in is rarely the main concern. Usually reliability, operability, and performance are what close deals. Even big enterprises regularly move between radically different architectures. Don't overestimate the cost of lock-in. But yes, you'd have a hard time duplicating FaunaDB's query capability with something else. We have bulk export tools coming soon, so you can take your data anywhere that accepts JSON.