Introduction This article shows how common table expressions (CTE) in SQL Server are naturally suited for navigating trees, such as finding its longest path, or diameter. Recall that a tree is an undirected graph where unique paths exist between any two nodes (i.e. vertices). Any node may be selected as its top node, with its […]
2021-04-19
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I want to create a JSON document that contains data from this table:
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SELECT json_objectagg( n.city : n.TeamName) FROM dbo.NFLTeams;See possible answers