min() function
The min()
function selects record with the lowest _value
from the input table.
*Function type: Selector
**Output data type:* Record
min(column: "_value")
Empty tables
min()
drops empty tables.
Parameters
column
The column to use to calculate the minimum value. Default is "_value"
.
*Data type: String*
Examples
from(bucket:"example-bucket")
|> range(start:-1h)
|> filter(fn: (r) =>
r._measurement == "cpu" and
r._field == "usage_system"
)
|> min()