Lorenzo wrote another impressive sql article :This morning a new article of yours truly has been published on theĀ TechPortal. The title is Graph in the database: SQL meets social networks, and it’s a natural sequel to my talk aboutTrees in the database.
You will learn how to retrieve linked nodes, and how to answer some of the queries typical of social networks like LinkedIn, Facebook, or recommendation systems (“You might also know/like”, “How you are connected to XY”, …).

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