Also this statement: > which is why database engines worth anything let you describe to them what your needs are Contradicts your argument. Mongo has atomic

Also this statement: > which is why database engines worth anything let you describe to them what your needs are Contradicts your argument. Mongo has atomic updates to update specific fields, or you can do replaceOne() etc to replace the whole document. While PG only gives you "replace" with JSON. So I guess postgres isn't worth anything. :)