Set Collection type Redis

2. To add an element to a set named key:

   Command: Sadd #不允许有重复的值

4. 2

   Delete the element in the set named key:

   Command: Srem

6. 3

   Randomly returns and deletes an element in a set named key:

   Command: Spop #随机弹出元素

8. Returns the difference set between all given key and the first key:

   Command: Sdiff

10. Returns the difference between all the given key and the first key, and saves the result as another key:

    Command: Sdiffstore

12. Returns the intersection of all given keys:

    Command: Sinter

14. Returns the intersection of all given keys and saves the result as another key:

    Command: Sinterstore

16. Returns the set of all the given keys:

    Command: Sunion

18. Returns the set of all the given keys:

    Command: Sunionstore

20. Remove the member from the set corresponding to the first key and add it to the second corresponding set:

    Command: Smove

22. Returns the number of elements of a set named key:

    Command: SCard

24. Test whether the member is a set element with the name key:

    Command: Sismember #判断元素里的值 exists

26. Randomly returns an element of a set named key, but does not delete the element:

    Command: Srandmember #随机返回一个元素

    END

teach you how to use Redis (total 7 articles)

Set Collection type Redis