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# Redis Sinter Command [!(#) Redis Sets](#) The Redis Sinter command returns the intersection of all given sets. Non-existent set keys are treated as empty sets. When any of the given sets is empty, the result is also an empty set (according to set operation laws). ### Syntax The basic syntax of Redis Sinter command is: redis 127.0.0.1:6379> SINTER KEY KEY1..KEYN ### Available Version >= 1.0.0 ### Return Value A list of intersection members. ### Example redis 127.0.0.1:6379> SADD myset "hello"(integer) 1 redis 127.0.0.1:6379> SADD myset "foo"(integer) 1 redis 127.0.0.1:6379> SADD myset "bar"(integer) 1 redis 127.0.0.1:6379> SADD myset2 "hello"(integer) 1 redis 127.0.0.1:6379> SADD myset2 "world"(integer) 1 redis 127.0.0.1:6379> SINTER myset myset2 1) "hello" [!(#) Redis Sets](#)