Training
Module
Design a Performant Data Model in Azure SQL Database with Azure Data Studio - Training
Learn how to create a data model, tables, indexes, constraints, and use data types with Azure data studio.
Arrange Tables in Diagrams (Visual Database Tools)
Applies to: 
SQL Server
Azure SQL Database
Azure SQL Managed Instance
Analytics Platform System (PDW)
You can quickly arrange the tables in a database diagram to see each table and relationship clearly.
Right-click in the empty space in the Database Diagram window.
From the shortcut menu click Arrange Tables.