TOPK.Count key item [item ...]
Available in: Redis Stack
Time complexity: O(n) where n is the number of items
Returns count for an item. Multiple items can be requested at once. Please note this number will never be higher than the real count and likely to be lower.
Parameters
- key: Name of sketch where item is counted.
- item: Item/s to be counted.
Return
[] - count for responding item.
Examples
redis> TOPK.COUNT topk foo 42 nonexist
1) (integer) 3
2) (integer) 1
3) (integer) 0