ZUNION

    Works with sorted set values.

    Syntax

    ZUNION <numkeys> <key> [key ...] [WEIGHTS <weight ...>] [AGGREGATE <SUM | MIN | MAX>] [WITHSCORES]

    Parameters

    • numkeys: One or more keys processed by the command.
    • key: Primary key to read or mutate.
    • weight: Command-specific weight argument.

    Returns

    Returns a Redis-compatible reply whose exact shape depends on the command and selected options.

    Examples

    ZUNION 2 score:a score:b WEIGHTS 2 1

    BetterKV Notes

    • Group: Sorted Set.
    • Access: Read-only.
    • Status: Implemented in BetterKV and safe to use for read paths.