I added a linked server, which is showing in the linked server list, but when I query it, it throws an error with the db server name.
EXEC sp_helpserver
EXEC sp_addlinkedserver 'aa-db-dev01'
Select * from openquery('aa-db-dev01','Select * from TestDB.dbo.users')
Msg 102, Level 15, State 1, Line 1
Incorrect syntax near 'aa-db-dev01'.