Chrissy LeMaire takes us through client aliases and how to manage them in dbatools:
SQL Client Aliases allow you to connect to a SQL Server instance using another name. This is especially useful during migrations. Want your servers to connect to the new SQL Server without modifying connection strings within your application? Or what if you could use easy-to-remember names for your docker containers? SQL Client Aliases can help.
Click through for the commands and some quick demonstration.