SQL Graph is the name for a set of features, introduced in SQL Server 2017 and extended in SQL Server 2019, that bring graph database functionality into SQL Server. See here for the full documentation as provided by Microsoft. In this first post about SQL Graph, I’ll look at what execution plans reveal about the internal structure of graph tables. I’ll then use that knowledge in later parts, where I’ll discuss more advanced queries on graph tables.
Click through for the primer.