1	SADD key member1 [member2]
Adds one or more members to a set

2	SCARD key
Gets the number of members in a set

3	SDIFF key1 [key2]
Subtracts multiple sets

4	SDIFFSTORE destination key1 [key2]
Subtracts multiple sets and stores the resulting set in a key

5	SINTER key1 [key2]
Intersects multiple sets

6	SINTERSTORE destination key1 [key2]
Intersects multiple sets and stores the resulting set in a key

7	SISMEMBER key member
Determines if a given value is a member of a set

8	SMEMBERS key
Gets all the members in a set

9	SMOVE source destination member
Moves a member from one set to another

10	SPOP key
Removes and returns a random member from a set

11	SRANDMEMBER key [count]
Gets one or multiple random members from a set

12	SREM key member1 [member2]
Removes one or more members from a set

13	SUNION key1 [key2]
Adds multiple sets

14	SUNIONSTORE destination key1 [key2]
Adds multiple sets and stores the resulting set in a key

15	SSCAN key cursor [MATCH pattern] [COUNT count]
Incrementally iterates set elements