**To return a list of parameter groups** The following `describe-parameter-groups`` returns a list of parameter groups. :: aws memorydb describe-parameter-groups Output:: { "ParameterGroups": [ { "Name": "default.memorydb-redis6", "Family": "memorydb_redis6", "Description": "Default parameter group for memorydb_redis6", "ARN": "arn:aws:memorydb:us-east-1:491658xxxxxx:parametergroup/default.memorydb-redis6" } ] } For more information, see `Configuring engine parameters using parameter groups <https://docs.aws.amazon.com/memorydb/latest/devguide/parametergroups.html>`__ in the *MemoryDB User Guide*.