ZUNIONSTORE

Writes the union between sets to a new key.

1 min read

Arguments#

destinationstringrequired#

The key to write the union to.

keysintegerrequired#

How many keys to compare.

keysstring | string[]required#

The keys to compare.

options#

aggregatesum | min | max#

The aggregation method.

weightnumber#

The weight to apply to each key.

weightsnumber[]#

The weights to apply to each key.

Response#

required

The number of elements in the resulting set.

ZSCORE XACK

await redis.zadd(    "key1",     { score: 1, member: "member1" },)await redis.zadd(    "key2",    { score: 1, member: "member1" },    { score: 2, member: "member2" },)const res = await redis.zunionstore("destination", 2, ["key1", "key2"]);console.log(res) // 2