Using Northwind: USE MICROSOFT SQL SERVER Create a query selecting the Manager first name, last name, employee first name, last name.  Group by the manager (list the manager only one time), sort the employees within their managers.

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Single Table

In a database management system, a single table is designed to obtain data of heterogeneous items. A single-table design with DynamoDB resolves the issue of raising multiple requests for the relevant data of an entity.