{ "RANDOMKEY": { "summary": "Returns a random key name from the database.", "complexity": "O(1)", "group": "generic", "since": "1.0.0", "arity": 1, "function": "randomkeyCommand", "command_flags": [ "READONLY", "TOUCHES_ARBITRARY_KEYS" ], "acl_categories": [ "KEYSPACE" ], "command_tips": [ "REQUEST_POLICY:ALL_SHARDS", "RESPONSE_POLICY:SPECIAL", "NONDETERMINISTIC_OUTPUT" ], "reply_schema": { "oneOf": [ { "description": "when the database is empty", "type": "null" }, { "description": "random key in db", "type": "string" } ] } } }