6:sorted set类型
redis 127.0.0.1:6378> sadd myset1 a ljq(integer) 2redis 127.0.0.1:6378> keys * // 所以的key1) "myset"2) "myset1"redis 127.0.0.1:6378> keys myset // 匹配key1) "myset"redis 127.0.0.1:6378> exists myset // 判断key是否存在(integer) 1redis 127.0.0.1:6378> del myset1 // 删除key(integer) 1redis 127.0.0.1:6378> keys *1) "myset"redis 127.0.0.1:6378> expire myset 10 // 设置key的过期时间10s(integer) 1redis 127.0.0.1:6378> keys*(error) ERR unknown command 'keys*'redis 127.0.0.1:6378> keys *1) "myset"redis 127.0.0.1:6378> keys *(empty list or set)redis 127.0.0.1:6378> persist myset // 取消过期时间(integer) 0redis 127.0.0.1:6378> keys *(empty list or set)redis 127.0.0.1:6378> zadd myset 1 ljq(integer) 1redis 127.0.0.1:6378> zrange myset 0 -1 withscores1) "ljq"2) "1"redis 127.0.0.1:6378> type myset // key 类型zsetredis 127.0.0.1:6378> pingPONGredis 127.0.0.1:6378> select 1 // 选择数据库 OKredis 127.0.0.1:6378[1]> select 17(error) ERR invalid DB indexredis 127.0.0.1:6378[17]> select 16(error) ERR invalid DB indexredis 127.0.0.1:6378[16]> select 15OKredis 127.0.0.1:6378[15]> dbsize(integer) 0redis 127.0.0.1:6378[15]> select 0OKredis 127.0.0.1:6378> dbsize(integer) 1redis 127.0.0.1:6378> info# Serverredis_version:2.6.16redis_git_sha1:00000000redis_git_dirty:0redis_mode:standaloneos:Linux 3.8.0-30-generic i686arch_bits:32multiplexing_api:epollgcc_version:4.7.3process_id:3194run_id:f56643d4ef20b9578d23dcfd44873c50e59e2c44tcp_port:6378uptime_in_seconds:2021uptime_in_days:0hz:10lru_clock:1558645# Clientsconnected_clients:1client_longest_output_list:0client_biggest_input_buf:0blocked_clients:0# Memoryused_memory:447576used_memory_human:437.09Kused_memory_rss:1564672used_memory_peak:446976used_memory_peak_human:436.50Kused_memory_lua:21504mem_fragmentation_ratio:3.44mem_allocator:jemalloc-3.2.0# Persistenceloading:0rdb_changes_since_last_save:15rdb_bgsave_in_progress:0rdb_last_save_time:1378733237rdb_last_bgsave_status:errrdb_last_bgsave_time_sec:0rdb_current_bgsave_time_sec:-1aof_enabled:0aof_rewrite_in_progress:0aof_rewrite_scheduled:0aof_last_rewrite_time_sec:-1aof_current_rewrite_time_sec:-1aof_last_bgrewrite_status:ok# Statstotal_connections_received:1total_commands_processed:49instantaneous_ops_per_sec:0rejected_connections:0expired_keys:1evicted_keys:0keyspace_hits:18keyspace_misses:0pubsub_channels:0pubsub_patterns:0latest_fork_usec:158# Replicationrole:masterconnected_slaves:0# CPUused_cpu_sys:1.39used_cpu_user:0.27used_cpu_sys_children:0.00used_cpu_user_children:0.00# Keyspacedb0:keys=1,expires=0,avg_ttl=0
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