Shulou(Shulou.com)06/01 Report--

XVIII. Common operation of zset

127.0.0.1 abc 6379 > zadd zset1 1 create an ordered set

(integer) 1

127.0.0.1 zadd zset1 6379 > 10 aabc # create an ordered set

(integer) 1

127.0.0.1 aaa 6379 > zadd zset1 5 create an ordered set

(integer) 1

127.0.0.1 bbb 6379 > zadd zset1 88 create ordered collections

(integer) 1

127.0.0.1 zadd zset1 6379 > 888 szk # create an ordered set

(integer) 1

127.0.0.1 6379 > ZRANGE zset1 0-1 # displays all elements in order

1) "abc"

2) "aaa"

3) "aabc"

4) "bbb"

5) "szk"

127.0.0.1 ZRANGE zset1 6379 > 0-1 withscores # can take a score

1) "abc"

2) "1"

3) "aaa"

4) "5"

5) "aabc"

6) "10"

7) "bbb"

8) "88"

9) "szk"

10) "888"

127.0.0.1 6379 > ZREM zset1 abc # Delete the specified element

(integer) 1

127.0.0.1 6379 > ZRANGE zset1 0-1 withscores

1) "aaa"

2) "5"

3) "aabc"

4) "10"

5) "bbb"

6) "88"

7) "szk"

8) "888"

127.0.0.1 6379 > zrank zset1 szk # returns the index value of the element, which is sorted by score positive direction starting from 0

(integer) 0

127.0.0.1 6379 > zrevrank zset1 szk # ditto, except that it is sorted in reverse order by score

(integer) 3

127.0.0.1 6379 > ZCARD zset1 # View the number of collection elements

(integer) 4

127.0.0.1 zcount zset1 6379 > 1 20 # View the number of elements in the score range

(integer) 2

127.0.0.1 withscores 6379 > zrangebyscore zset1 1 100 withscores # returns elements with branches in the range of 1-100

1) "aaa"

2) "5"

3) "aabc"

4) "10"

5) "bbb"

6) "88"

127.0.0.1 6379 > zrangebyscore zset1 0 10 # delete elements with branches in the range of 0-10, and sort by score

1) "aaa"

2) "aabc"

Zremrangbyrank zset 0 2 / / deletes the elements in the index range 0-2, sorting by sroce forward

Zremrangebyscore zset 1 10 / / Delete elements with scores ranging from 1 to 10

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