1.创建集合
db01:6379> SADD set1 1 2 3 (integer) 3 db01:6379> SADD set2 1 3 5 7 (integer) 4
2.查看集合的成员
db01:6379> SMEMBERS set1 1) "1" 2) "2" 3) "3" db01:6379> SMEMBERS set2 1) "1" 2) "3" 3) "5" 4) "7"
3.查看集合的差集,以前面一个集合为基准对比后面的,前面有,后面没有则选出来
db01:6379> SDIFF set1 set2 1) "2" db01:6379> SDIFF set2 set1 1) "7"
4.查看集合的交集
db01:6379> SINTER set1 set2 1) "1" 2) "3" 3) "5"
5.查看集合的并集
db01:6379> SUNION set1 set2 1) "1" 2) "2" 3) "3" 4) "5" 5) "7" db01:6379> SUNION set1 set2 set3 1) "1" 2) "2" 3) "3" 4) "5" 5) "7" 6) "9"
注:集合不允许出现重复的值
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