SUNION

Returns the members of the set resulting from the union of all the given sets.

For example:

key1 = {a,b,c,d} key2 = {c} key3 = {a,c,e} SUNION key1 key2 key3 = {a,b,c,d,e}

Keys that do not exist are considered to be empty sets.

Return value

Array reply: list with members of the resulting set.

Examples

redis> SADD key1 "a"

(integer) 1

redis> SADD key1 "b"

(integer) 1

redis> SADD key1 "c"

(integer) 1

redis> SADD key2 "c"

(integer) 1

redis> SADD key2 "d"

(integer) 1

redis> SADD key2 "e"

(integer) 1

redis> SUNION key1 key2

1) "a" 2) "c" 3) "e" 4) "b" 5) "d" redis>