Rows estimation with OPENJSON

Extracting JSON

The OPENJSON return schema

Getting the JSON Index

Function and Queries to Convert Hierarchical Adjacency to Nested Json Arrays

This script converts hierarchical adjacency into nested json rows which contain the recursive "downlines" of each node.  The table-valued function treats each row in the original adjacency as the root node in a recursive common table expression. 

Function and Queries to Convert Hierarchical Adjacency to Nested Json Arrays

This script converts hierarchical adjacency into nested json rows which contain the recursive "downlines" of each node.  The table-valued function treats each row in the original adjacency as the root node in a recursive common table expression. 

Understanding OPENJSON and FOR JSON in Azure and SQL 2016

An example of exporting and importing table data with JSON in Azure and SQL Server 2016.