What happens when B-trees database have data larger than its page size?
In the book Designing Data Intensive Applications, it says:
What happens if append-only database crash during append?
In the book “Designing Data Intensive Applications”, it says Concurrency and crash recovery are simpler if segment files are append-only or immutable. For crash recovery, you don't need to worry if a crash happened while a value was being overwritten, leaving you with part of old data and part of new data.