text: -- Code is reviewed and is in working condition
  
  -- Exercise: Creating contained database users for Azure AD authentication.
  -- Execute in toystore database
  
  --Create a contained database user (SQL Authentication)
  CREATE USER Mike WITH PASSWORD='John@pwd'
  GO
  -- Make Mike toystore database ownner
  ALTER ROLE db_owner ADD MEMBER Mike
  
  
  --Create a contained database user (Azure AD Authentication)
  CREATE USER [John@dataplatformlabs.com] FROM EXTERNAL PROVIDER
  
  -- Give read access to John on all tables
  ALTER ROLE db_datareader ADD Member [John@dataplatformlabs.com]
  