{ "PERSIST": { "summary": "Removes the expiration time of a key.", "complexity": "O(1)", "group": "generic", "since": "2.2.0", "arity": 2, "function": "persistCommand", "command_flags": [ "WRITE", "FAST" ], "acl_categories": [ "KEYSPACE" ], "key_specs": [ { "flags": [ "RW", "UPDATE" ], "begin_search": { "index": { "pos": 1 } }, "find_keys": { "range": { "lastkey": 0, "step": 1, "limit": 0 } } } ], "reply_schema": { "oneOf": [ { "const": 0, "description": "Key does not exist or does not have an associated timeout." }, { "const": 1, "description": "The timeout has been removed." } ] }, "arguments": [ { "name": "key", "type": "key", "key_spec_index": 0 } ] } }