{ "UNLINK": { "summary": "Asynchronously deletes one or more keys.", "complexity": "O(1) for each key removed regardless of its size. Then the command does O(N) work in a different thread in order to reclaim memory, where N is the number of allocations the deleted objects where composed of.", "group": "generic", "since": "4.0.0", "arity": -2, "function": "unlinkCommand", "command_flags": [ "WRITE", "FAST" ], "acl_categories": [ "KEYSPACE" ], "command_tips": [ "REQUEST_POLICY:MULTI_SHARD", "RESPONSE_POLICY:AGG_SUM" ], "key_specs": [ { "flags": [ "RM", "DELETE" ], "begin_search": { "index": { "pos": 1 } }, "find_keys": { "range": { "lastkey": -1, "step": 1, "limit": 0 } } } ], "arguments": [ { "name": "key", "type": "key", "key_spec_index": 0, "multiple": true } ], "reply_schema": { "description": "the number of keys that were unlinked", "type": "integer", "minimum": 0 } } }