Sorted Set
ZINTER
Returns the intersection between sets.
Arguments
keysbodyList[str]required
The keys of the sets to compare.
weightsbodyList[float]default: None
The weights to apply to the sets.
aggregatebody"SUM" | "MIN" | "MAX"default: sum
The aggregation function to apply to the sets.
withscoresbodybooldefault: false
Whether to include scores in the result.
Response
List[str] | List[Tuple[str, float]]
The number of elements in the resulting set.
Simple
redis.zadd("key1", {"a": 1, "b": 2, "c": 3})redis.zadd("key2", {"c": 3, "d": 4, "e": 5})result = redis.zunion(["key1", "key2"])assert result == ["a", "b", "c", "d", "e"]Aggregation
redis.zadd("key1", {"a": 1, "b": 2, "c": 3})redis.zadd("key2", {"a": 3, "b": 4, "c": 5})result = redis.zunion(["key1", "key2"], withscores=True, aggregate="SUM")assert result == [("a", 4), ("b", 6), ("c", 8)]Weights
redis.zadd("key1", {"a": 1})redis.zadd("key2", {"a": 1})result = redis.zunion(["key1", "key2"], withscores=True, aggregate="SUM", weights=[2, 3])assert result == [("a", 5)]