redis ZREVRANGEBYSCORE command
Translation results：
rev
英[rev] 美[rɛv]
n.<口>The rotation of the engine
vt.& vi .<口> (to cause) to accelerate; (to cause an increase in quantity, activity, etc.); (to make an engine) rotate rapidly; (to make) active
Third person singular: revs Plural: revs Present participle: revving past Formula: revved past participle: revved
range
英[reɪndʒ] 美[rendʒ]
n. Range; range; category; (mountain range , houses, etc.) arrangement
vi. Search; change; extend; roam
vt. Arrange; (according to a certain position or order) sort; classify...; wander
adj. Pasture, grazing area
Third person singular: ranges Plural: ranges Present participle: ranging Past tense: ranged Past participle: ranged
by
英[baɪ] 美[baɪ]
prep.beside...;expression method;due to;passing through
adv.passing;expressing retention or preservation; short visit
score
UK[skɔ:(r)] US[skɔr, skor]
n.Score; score; score; 20 pieces
v. Score; score; score; win
Third person singular: scores Plural: scores Present participle: scoring Past tense: scored Past participle: scored
redis ZREVRANGEBYSCORE commandsyntax
Function:Returns all members in the ordered set key whose score value is between max and min (the default includes max or min). The members of the sorted set are arranged in order of decreasing score value (from large to small).
Syntax: ZREVRANGEBYSCORE key max min [WITHSCORES] [LIMIT offset count]
Description: Members with the same score value are sorted in lexicographic order Arrange in reverse lexicographical order. The ZREVRANGEBYSCORE command is identical to the ZRANGEBYSCORE command except that members are arranged in decreasing order of score value.
Available versions: >= 2.2.0
Time complexity: O(log(N) M), N is ordered The cardinality of the set, M is the cardinality of the result set.
Returns: A list of ordered set members with score value (optional) in the specified interval.
redis ZREVRANGEBYSCORE commandexample
redis > ZADD salary 10086 jack (integer) 1 redis > ZADD salary 5000 tom (integer) 1 redis > ZADD salary 7500 peter (integer) 1 redis > ZADD salary 3500 joe (integer) 1 redis > ZREVRANGEBYSCORE salary +inf -inf # 逆序排列所有成员 1) "jack" 2) "peter" 3) "tom" 4) "joe" redis > ZREVRANGEBYSCORE salary 10000 2000 # 逆序排列薪水介于 10000 和 2000 之间的成员 1) "peter" 2) "tom" 3) "joe"