ZDIFFSTORE

    Works with sorted set values.

    Syntax

    ZDIFFSTORE <destination> <numkeys> <key> [key ...]

    Parameters

    • destination: Key that receives the computed result.
    • numkeys: One or more keys processed by the command.
    • key: Primary key to read or mutate.

    Returns

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

    Examples

    ZDIFFSTORE only:a 2 score:a score:b

    BetterKV Notes

    • Group: Sorted Set.
    • Access: Mixed.
    • Status: Implemented in BetterKV with command-specific semantics.