{ "HMSET": { "summary": "Sets the values of multiple fields.", "complexity": "O(N) where N is the number of fields being set.", "group": "hash", "since": "2.0.0", "arity": -4, "function": "hsetCommand", "deprecated_since": "4.0.0", "replaced_by": "`HSET` with multiple field-value pairs", "doc_flags": [ "DEPRECATED" ], "command_flags": [ "WRITE", "DENYOOM", "FAST" ], "acl_categories": [ "HASH" ], "key_specs": [ { "flags": [ "RW", "UPDATE" ], "begin_search": { "index": { "pos": 1 } }, "find_keys": { "range": { "lastkey": 0, "step": 1, "limit": 0 } } } ], "reply_schema": { "const": "OK" }, "arguments": [ { "name": "key", "type": "key", "key_spec_index": 0 }, { "name": "data", "type": "block", "multiple": true, "arguments": [ { "name": "field", "type": "string" }, { "name": "value", "type": "string" } ] } ] } }