{ "RESTORE-ASKING": { "summary": "An internal command for migrating keys in a cluster.", "complexity": "O(1) to create the new key and additional O(N*M) to reconstruct the serialized value, where N is the number of Redis objects composing the value and M their average size. For small string values the time complexity is thus O(1)+O(1*M) where M is small, so simply O(1). However for sorted set values the complexity is O(N*M*log(N)) because inserting values into sorted sets is O(log(N)).", "group": "server", "since": "3.0.0", "arity": -4, "function": "restoreCommand", "history": [ [ "3.0.0", "Added the `REPLACE` modifier." ], [ "5.0.0", "Added the `ABSTTL` modifier." ], [ "5.0.0", "Added the `IDLETIME` and `FREQ` options." ] ], "doc_flags": [ "SYSCMD" ], "command_flags": [ "WRITE", "DENYOOM", "ASKING" ], "acl_categories": [ "KEYSPACE", "DANGEROUS" ], "key_specs": [ { "flags": [ "OW", "UPDATE" ], "begin_search": { "index": { "pos": 1 } }, "find_keys": { "range": { "lastkey": 0, "step": 1, "limit": 0 } } } ], "arguments": [ { "name": "key", "type": "key", "key_spec_index": 0 }, { "name": "ttl", "type": "integer" }, { "name": "serialized-value", "type": "string" }, { "name": "replace", "token": "REPLACE", "type": "pure-token", "optional": true, "since": "3.0.0" }, { "name": "absttl", "token": "ABSTTL", "type": "pure-token", "optional": true, "since": "5.0.0" }, { "token": "IDLETIME", "name": "seconds", "type": "integer", "optional": true, "since": "5.0.0" }, { "token": "FREQ", "name": "frequency", "type": "integer", "optional": true, "since": "5.0.0" } ], "reply_schema": { "const": "OK" } } }