How would one apply command query separation (CQS), when result data is needed from a command?

Question

In wikipedia\'s definition of command query separation, it is stated that

More formally, methods should return a value only if they are referentially t

Answer 1

These links may help

• Meanwhile... on the command side of my architecture
• Returning data from command handlers
• Meanwhile... on the query side of my architecture
• and also this...