> The json_object() function currently allows duplicate labels without complaint, though this might change in a future enhancement. Just like Mongo. I was supr

> The json_object() function currently allows duplicate labels without complaint, though this might change in a future enhancement. Just like Mongo. I was suprised to learn that Mongo can actually store an object with two identical keys. Most drivers will prevent you from doing so, and will fail to display the record fully if it does happen, but it is possible.