Redis 命令 - Sorted Sets
ZADD key score member [score member ...]
Add one or more members to a sorted set, or update its score if it already exists
127.0.0.1:6379> ZADD foo 1 one
(integer) 1
127.0.0.1:6379> ZADD foo 2 two
(integer) 1
127.0.0.1:6379> ZADD foo 3 three
(integer) 1
127.0.0.1:6379> ZRANGE foo 0 -1
1) "one"
2) "two"
3) "three"
More: http://redis.io/commands/zadd, http://www.redis.cn/commands/zadd.html
ZCARD key
Get the number of members in a sorted set
127.0.0.1:6379> ZRANGE foo 0 -1
1) "one"
2) "two"
3) "three"
127.0.0.1:6379> ZCARD foo
(integer) 3
127.0.0.1:6379> ZRANGE none 0 -1
(empty list or set)
127.0.0.1:6379> ZCARD none
(integer) 0
More: http://redis.io/commands/zcard, http://www.redis.cn/commands/zcount.html
ZCOUNT key min max
Count the members in a sorted set with scores within the given values
127.0.0.1:6379> ZADD foo 90 A 80 B 70 C 60 D
(integer) 4
127.0.0.1:6379> ZCOUNT foo 70 80
(integer) 2
127.0.0.1:6379> ZCOUNT foo (70 80
(integer) 1
127.0.0.1:6379> ZCOUNT foo 70 (80
(integer) 1
More: http://redis.io/commands/zcount, http://www.redis.cn/commands/zcount.html
ZINCRBY key increment member
Increment the score of a member in a sorted set
127.0.0.1:6379> ZADD foo 1 a 2 b
(integer) 2
127.0.0.1:6379> ZINCRBY foo 2 a
"3"
127.0.0.1:6379> ZRANGE foo 0 -1 WITHSCORES
1) "b"
2) "2"
3) "a"
4) "3"
More: http://redis.io/commands/zincrby, http://www.redis.cn/commands/zincrby.html
ZINTERSTORE destination numkeys key [key ...] [WEIGHTS weight [weight ...]] [AGGREGATE SUM|MIN|MAX]
Intersect multiple sorted sets and store the resulting sorted set in a new key
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c
(integer) 3
127.0.0.1:6379> ZADD bar 1 b 2 c 3 d
(integer) 3
127.0.0.1:6379> ZINTERSTORE result 2 foo bar
(integer) 2
127.0.0.1:6379> ZRANGE result 0 -1 WITHSCORES
1) "b"
2) "3"
3) "c"
4) "5"
127.0.0.1:6379> ZINTERSTORE result 2 foo bar AGGREGATE MAX
(integer) 2
127.0.0.1:6379> ZRANGE result 0 -1 WITHSCORES
1) "b"
2) "2"
3) "c"
4) "3"
More: http://redis.io/commands/zinterstore, http://www.redis.cn/commands/zinterstore.html
ZLEXCOUNT key min max
Count the number of members in a sorted set between a given lexicographical range
127.0.0.1:6379> ZADD foo 0 r 0 e 0 d 0 i 0 s
(integer) 5
127.0.0.1:6379> ZRANGEBYLEX foo [d (i
1) "d"
2) "e"
127.0.0.1:6379> ZLEXCOUNT foo [d (i
(integer) 2
More: http://redis.io/commands/zlexcount
ZRANGE key start stop [WITHSCORES]
Return a range of members in a sorted set, by index
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d
(integer) 4
127.0.0.1:6379> ZRANGE foo 0 -1
1) "a"
2) "b"
3) "c"
4) "d"
127.0.0.1:6379> ZRANGE foo 1 2 WITHSCORES
1) "b"
2) "2"
3) "c"
4) "3"
More: http://redis.io/commands/zrange, http://www.redis.cn/commands/zrange.html
ZRANGEBYLEX key min max [LIMIT offset count]
Return a range of members in a sorted set, by lexicographical range
127.0.0.1:6379> ZADD foo 0 r 0 e 0 d 0 i 0 s
(integer) 5
127.0.0.1:6379> ZRANGEBYLEX foo [d (i
1) "d"
2) "e"
More: http://redis.io/commands/zrangebylex
ZRANGEBYSCORE key min max [WITHSCORES] [LIMIT offset count]
Return a range of members in a sorted set, by score
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d 5 e
(integer) 5
127.0.0.1:6379> ZRANGEBYSCORE foo -inf +inf
1) "a"
2) "b"
3) "c"
4) "d"
5) "e"
127.0.0.1:6379> ZRANGEBYSCORE foo -inf +inf LIMIT 0 3
1) "a"
2) "b"
3) "c"
127.0.0.1:6379> ZRANGEBYSCORE foo 1 3 WITHSCORES
1) "a"
2) "1"
3) "b"
4) "2"
5) "c"
6) "3"
127.0.0.1:6379> ZRANGEBYSCORE foo (1 3
1) "b"
2) "c"
127.0.0.1:6379> ZRANGEBYSCORE foo 1 (3
1) "a"
2) "b"
More: http://redis.io/commands/zremrangebyscore, http://www.redis.cn/commands/zrangebyscore.html
ZRANK key member
Determine the index of a member in a sorted set
127.0.0.1:6379> ZADD foo 1 a 2 b 2 c 3 d
(integer) 4
127.0.0.1:6379> ZRANK foo a
(integer) 0
127.0.0.1:6379> ZRANK foo b
(integer) 1
127.0.0.1:6379> ZRANK foo c
(integer) 2
127.0.0.1:6379> ZRANK foo e
(nil)
More: http://redis.io/commands/zrank, http://www.redis.cn/commands/zrank.html
ZREM key member [member ...]
Remove one or more members from a sorted set
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d
(integer) 4
127.0.0.1:6379> ZREM foo b d
(integer) 2
127.0.0.1:6379> ZRANGE foo 0 -1
1) "a"
2) "c"
127.0.0.1:6379> ZREM foo e
(integer) 0
More: http://redis.io/commands/zrem, http://www.redis.cn/commands/zrem.html
ZREMRANGEBYLEX key min max
Remove all members in a sorted set between the given lexicographical range
127.0.0.1:6379> ZADD foo 0 r 0 e 0 d 0 i 0 s
(integer) 5
127.0.0.1:6379> ZREMRANGEBYLEX foo [d (i
(integer) 2
127.0.0.1:6379> ZRANGE foo 0 -1
1) "i"
2) "r"
3) "s"
More: http://redis.io/commands/zremrangebylex
ZREMRANGEBYRANK key start stop
Remove all members in a sorted set within the given indexes
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d 5 e
(integer) 5
127.0.0.1:6379> ZREMRANGEBYRANK foo 0 2
(integer) 3
127.0.0.1:6379> ZRANGE foo 0 -1 WITHSCORES
1) "d"
2) "4"
3) "e"
4) "5"
More: http://redis.io/commands/zremrangebyrank, http://www.redis.cn/commands/zremrangebyrank.html
ZREMRANGEBYSCORE key min max
Remove all members in a sorted set within the given scores
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d 5 e
(integer) 5
127.0.0.1:6379> ZREMRANGEBYSCORE foo 3 5
(integer) 3
127.0.0.1:6379> ZRANGE foo 0 -1 WITHSCORES
1) "a"
2) "1"
3) "b"
4) "2"
More: http://redis.io/commands/zremrangebyscore, http://www.redis.cn/commands/zremrangebyscore.html
ZREVRANGE key start stop [WITHSCORES]
Return a range of members in a sorted set, by index, with scores ordered from high to low
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d
(integer) 4
127.0.0.1:6379> ZREVRANGE foo 0 -1
1) "d"
2) "c"
3) "b"
4) "a"
127.0.0.1:6379> ZREVRANGE foo 0 1 WITHSCORES
1) "d"
2) "4"
3) "c"
4) "3"
More: http://redis.io/commands/zrevrange, http://www.redis.cn/commands/zrevrange.html
ZREVRANGEBYLEX key max min [LIMIT offset count]
Return a range of members in a sorted set, by lexicographical range, ordered from higher to lower strings.
127.0.0.1:6379> ZADD foo 0 r 0 e 0 d 0 i 0 s
(integer) 5
127.0.0.1:6379> ZREVRANGEBYLEX foo (i [d
1) "e"
2) "d"
More: http://redis.io/commands/zrevrangebylex
ZREVRANGEBYSCORE key max min [WITHSCORES] [LIMIT offset count]
Return a range of members in a sorted set, by score, with scores ordered from high to low
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d
(integer) 4
127.0.0.1:6379> ZREVRANGEBYSCORE foo +inf -inf
1) "d"
2) "c"
3) "b"
4) "a"
127.0.0.1:6379> ZREVRANGEBYSCORE foo (3 1 WITHSCORES
1) "b"
2) "2"
3) "a"
4) "1"
More: http://redis.io/commands/zrevrangebyscore, http://www.redis.cn/commands/zrevrangebyscore.html
ZREVRANK key member
Determine the index of a member in a sorted set, with scores ordered from high to low
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 2 d
(integer) 4
127.0.0.1:6379> ZREVRANK foo a
(integer) 3
127.0.0.1:6379> ZREVRANK foo b
(integer) 2
127.0.0.1:6379> ZREVRANK foo c
(integer) 0
127.0.0.1:6379> ZREVRANK foo d
(integer) 1
More: http://redis.io/commands/zrevrank, http://www.redis.cn/commands/zrevrank.html
ZSCORE key member
Get the score associated with the given member in a sorted set
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c 4 d
(integer) 4
127.0.0.1:6379> ZSCORE foo b
"2"
127.0.0.1:6379> ZSCORE foo e
(nil)
More: http://redis.io/commands/zscore, http://www.redis.cn/commands/zscore.html
ZUNIONSTORE destination numkeys key [key ...] [WEIGHTS weight [weight ...]] [AGGREGATE SUM|MIN|MAX]
Add multiple sorted sets and store the resulting sorted set in a new key
127.0.0.1:6379> ZADD foo 1 a 2 b 3 c
(integer) 3
127.0.0.1:6379> ZADD bar 1 b 2 c 3 d
(integer) 3
127.0.0.1:6379> ZUNIONSTORE result 2 foo bar
(integer) 4
127.0.0.1:6379> ZRANGE result 0 -1 WITHSCORES
1) "a"
2) "1"
3) "b"
4) "3"
5) "d"
6) "3"
7) "c"
8) "5"
127.0.0.1:6379> ZUNIONSTORE result 2 foo bar AGGREGATE MIN
(integer) 4
127.0.0.1:6379> ZRANGE result 0 -1 WITHSCORES
1) "a"
2) "1"
3) "b"
4) "1"
5) "c"
6) "2"
7) "d"
8) "3"
More: http://redis.io/commands/zunionstore, http://www.redis.cn/commands/zunionstore.html
ZSCAN key cursor [MATCH pattern] [COUNT count]
Incrementally iterate sorted sets elements and associated scores
More: http://redis.io/commands/zscan, http://www.redis.cn/commands/sscan.html
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