I have a scenario where I have to get all the keys (string type) matching some prefix. For example, I have below keys
 1. ABC.10
 2. ABC.11
 3. ABC.12 
 4. XYZ.10
 5. XYZ.11
 6. XYZ.12
And I need to get all keys matching XYZ using Stackexchange.Redis C#.
