OrientDB is the most global leading open source of NoSQL multi-model database that powers today's strongest enterprises with the applications they make. OrientDB is the largely versatile Document, Reactive, Full-Text, Geospatial DBMS supporting Graph, and Key-Value models in one Multi-Model product. OrientDB a Multi-Model Open Source NoSQL DBMS that combines between graphs and documents. OrientDB is an open source NoSQL database management system written in Java language. It is a document-based database system, but the relationships are managed as in graph databases with straight connections between records. It supports schema-less and schema-full and schema-mixed modes. It has a strong safety profiling system based on users and roles and supports SQL as a query language.
OrientDB interview questions