TDIGEST.MAX
Syntax
TDIGEST.MAX key
- Available in:
- Redis Stack / Bloom 2.4.0
- Time complexity:
- O(1)
Returns the maximum observation value from a t-digest sketch.
Required arguments
key
is key name for an existing t-digest sketch.
Return value
Simple string reply of maximum observation value from a sketch. The result is always accurate. 'nan' if the sketch is empty.
Examples
redis> TDIGEST.CREATE t
OK
redis> TDIGEST.MAX t
"nan"
redis> TDIGEST.ADD t 3 4 1 2 5
OK
redis>TDIGEST.MAX t
"5"