Abstract: In the era of big data, the association between data contains important commercial value. How to mine the associated information from the massive data is a major challenge for enterprises, and the graph database emerged and developed rapidly. This paper focuses on graph database, introduces concepts such as basic definitions, technical architecture, and graph database calculation characteristics, expounds the development of the industry of graph database, and finally summarizes the future trends of graph database technology.

Key words: graph database, data value, association and analysis