TDIGEST.MIN

Syntax
TDIGEST.MIN key
Available in:
Redis Stack / Bloom 2.4.0
Time complexity:
O(1)

返回t-digest草图的最小观测值。

必需的参数

key is key name for an existing t-digest sketch.

返回值

Simple string reply 从草图中获取的最小观测值。结果始终准确。如果草图为空,则返回 'nan'。

示例

redis> TDIGEST.CREATE t
OK
redis> TDIGEST.MIN t
"nan"
redis> TDIGEST.ADD t 3 4 1 2 5
OK
redis> TDIGEST.MIN t
"1"

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