MongoDB commits are asynchronous and fail silently by default. This is in opposition to ordinary SQL databases, which are synchronous and fail noisely by defaul

MongoDB commits are asynchronous and fail silently by default. This is in opposition to ordinary SQL databases, which are synchronous and fail noisely by default. You can enable that behavior for MongoDB, but then you're just getting ordinary SQL-style behavior, so why were you using MongoDB in the first place?