Redis (2.8.3) Command Learning-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) 1127.0.0.1:6379> zadd foo 2 (integer) 1127.0.0.1:6379> zadd foo 3 thre E (integer) 1127.0.0.1:6379> zrange foo 0-11) "one" 2) "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 0-11) "one" 2) "3" "three" 127.0.0.1:6379> zcard foo (integer) 3127.0.0.1:6379> ZRA NGE 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, A, B, D (integer) 4127.0.0.1:6379> zcount foo (integer) 2127.0.0.1:6379> Zcount foo (integer) 1127.0.0.1:6379> zcount foo (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) 2127.0.0.1:6379> zincrby foo 2 A "3" 127.0.0.1:6379> zrange foo 0-1 with SCORES1) "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) 3127.0.0.1:6379> zadd bar 1 B 2 c 3 D (integer) 3127.0.0.1:6379> ZIN Terstore result 2 foo bar (integer) 2127.0.0.1:6379> zrange result 0-1 WITHSCORES1) "B" 2) "3" 3) "C" 4) "5" 127.0.0.1:6379 > Zinterstore result 2 foo bar AGGREGATE MAX (integer) 2127.0.0.1:6379> zrange result 0-1 WITHSCORES1) "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

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) 4127.0.0.1:6379> zrange foo 0-11) "a" 2) "B" 3) "C" 4) "D" 127.0.0.1: 6379> zrange foo 1 2 WITHSCORES1) "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

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) 5127.0.0.1:6379> zrangebyscore foo-inf +inf1) "a" 2) "B" 3) "C"  4) "D" 5) "E" 127.0.0.1:6379> zrangebyscore foo-inf +inf LIMIT 0) "a" 2) "B" 3) "C" 127.0.0.1:6379> zrangebyscore foo  1 3 WITHSCORES1) "a" 2) "1" 3) "B" 4) "2" 5) "C" 6) "3" 127.0.0.1:6379> zrangebyscore foo (1) "B" 2) "C" 127.0.0.1:6379> Zrangebyscore Foo 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) 4127.0.0.1:6379> zrank foo A (integer) 0127.0.0.1:6379> zrank fo o B (integer) 1127.0.0.1:6379> zrank foo C (integer) 2127.0.0.1:6379> 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) 4127.0.0.1:6379> zrem foo b d (integer) 2127.0.0.1:6379> zrange Foo 0-11) "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

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) 5127.0.0.1:6379> zremrangebyrank foo 0 2 (integer) 3127.0.0.1:6 379> zrange foo 0-1 WITHSCORES1) "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) 5127.0.0.1:6379> zremrangebyscore foo 3 5 (integer) 3127.0.0.1: 6379> zrange foo 0-1 WITHSCORES1) "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

127.0.0.1:6379> zadd Foo 1 a 2 B 3 C 4 D (integer) 4127.0.0.1:6379> zrevrange foo 0-11) "D" 2) "C" 3) "B" 4) "a" 127.0.0 .1:6379> zrevrange foo 0 1 WITHSCORES1) "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.

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

127.0.0.1:6379> zadd Foo 1 a 2 B 3 C 4 D (integer) 4127.0.0.1:6379> zrevrangebyscore foo +inf-inf1) "D" 2) "C" 3) "B" 4 ) "A" 127.0.0.1:6379> zrevrangebyscore foo (3 1 WITHSCORES1) "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

127.0.0.1:6379> zadd Foo 1 a 2 B 3 C 2 D (integer) 4127.0.0.1:6379> zrevrank foo A (integer) 3127.0.0.1:6379> ZREVR ANK foo B (integer) 2127.0.0.1:6379> zrevrank foo C (integer) 0127.0.0.1:6379> 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) 4127.0.0.1:6379> zscore foo B "2" 127.0.0.1:6379> zscore foo e (ni L

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) 3127.0.0.1:6379> zadd bar 1 B 2 c 3 D (integer) 3127.0.0.1:6379> ZUN  Ionstore result 2 foo bar (integer) 4127.0.0.1:6379> zrange result 0-1 WITHSCORES1) "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) 4127.0.0.1:6379> zrange result 0-1 WI THSCORES1) "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

Redis (2.8.3) Command Learning-Sorted sets