Database Master’s JSON (BSON) Query editor is a powerful and feature rich query editor, provides JSON code highlighting, IntelliSense (code completion), code regions, snippets and text finding features.
JSON query editor provides same features like SQL Query editor and it is available only for MongoDB database engine.
Please not that; Database Master does not support all MongoDB Shell command line query features.
JSON Query Editor provides extension classes and methods. The extension methods can called like C# class and methods. For more information , please read the SQL Extensions.