Neo4j is an open-source graph database. Instead of rows plus columns, it has nodes, properties, and edges. It is better suited to specific massive data and advanced analytics operations for several use situations than other databases. Furthermore, all ACID rules are supported by Neo4j.
Neo4j, a NoSQL graph DBMS, counts Cisco, LinkedIn, and eBay among its top commercial clients. Neo4j is characterized by relatively low-coding online tools that educate non-tech-savvy customers on graph databases’ benefits and use. The Neo4j DBMS is available as a community OSS under a GPL3 license. The program has been developed in Java and includes backup extensions that are not open source.
Relationships in it are represented using a graph database. The Facebook application Friend and Like relationships are two of the most popular examples. A graph database is a form of database in which the entities are represented by the nodes, whereas the relationships show how these nodes are linked.
Neo4j offers simple retrieval of data as compared to traditional databases. It allows users not just to describe but also conveniently retrieve related data. You may grow the system by raising the frequency of reads or writes and the capacity without affecting query processing performance or data integrity. Neo4j additionally has replication functionality for data security and dependability.