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()
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